CN108507821A - A kind of soil pollution detection method - Google Patents
A kind of soil pollution detection method Download PDFInfo
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- CN108507821A CN108507821A CN201810633959.7A CN201810633959A CN108507821A CN 108507821 A CN108507821 A CN 108507821A CN 201810633959 A CN201810633959 A CN 201810633959A CN 108507821 A CN108507821 A CN 108507821A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/3103—Atomic absorption analysis
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
- G01N21/6404—Atomic fluorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
- G01N21/73—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using plasma burners or torches
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Abstract
The invention discloses a kind of soil pollution detection methods, include the following steps：The soil sample of acquisition is placed in drying box, and soil sample is dried under conditions of 50 80 degrees Celsius, then soil sample is placed in fine grinding machine again and is ground, after the completion of grinding, it is filtered, by treated, soil sample is placed in process container, and mixed liquor is added into process container, then uniformly concussion on the oscillator, it places it in 40 65 degrees Celsius of water-bath and is heated, collect eluent, by treated, eluent is placed in mass spectrograph, and eluent is bombarded with stream of energetic electrons under ionization mode, so that the eluent is lost electronics becomes quota ion and qualitative ion.The present invention can avoid misleading of the specific region to Soil K+adsorption, can ensure the accuracy of Soil K+adsorption, and reduce the analysis time of soil, effectively increase detection efficiency.
Description
Technical field
The present invention relates to pollution detection technical field more particularly to a kind of soil pollution detection methods.
Background technology
Soil is the important component of terrestrial ecosystems, and the quality of quality is closely bound up with people’s lives.But
It is that with the development of economy, hysteresis quality, concealment and the chronicity that heavy metal pollution of soil is continuously increased and has have become
One of environmental problem of global concern.Soil pollution detection is a very important part in environmental monitoring, if soil pollution
Can not find in time, then to the pollution of environment when it is fatal.For this purpose, we have proposed a kind of soil pollution detection methods.
Invention content
The present invention proposes a kind of soil pollution detection method, to solve the problems mentioned in the above background technology.
The present invention proposes a kind of soil pollution detection method, includes the following steps：
S1：Soil K+adsorption region is selected, and soil collection is carried out in the region；
S2：The soil sample acquired in S1 is placed in drying box, and soil sample is carried out under conditions of 50-80 degrees Celsius
It is dry, after the water content in soil sample is less than 4%, it is drawn off；
S3：Then soil sample is placed in fine grinding machine again and is ground, after the completion of grinding, it was carried out
Filter need to ensure that the particle diameter of soil sample is less than 50 μm to the soil sample that filters out that treated；
S4：By treated in S3, soil sample is placed in process container, and mixed liquor is added into process container, then in oscillator
Upper uniformly concussion, and the time is shaken for 6-9h, after the completion of vibrations, places it in 40-65 degrees Celsius of water-bath and heated,
During this, eluent is collected, and be filtered；
S5：By treated, eluent is placed in mass spectrograph, and bombards eluent under ionization mode with stream of energetic electrons, is made
The eluent, which loses electronics, becomes quota ion and qualitative ion, by atomizer, dry gas and collision gas to molecule from
Son carries out mass spectrum optimization processing, and atomizer air-flow is 2-5L/min, and dry gas air-flow is 12-15L/min, collision gas 240-
270Kpa；
S6：It after the completion of waiting for above-mentioned processing, is detected, that is, completes the detection to soil pollution.
Preferably, the soil collection, is as follows：
A, it determines sample point, is then sampled on each sample point, by the soil of sample point dig deeply using spade, and depth
For 20-26cm；
B, using soil sample collector along section to it is lower and on be sampled, and each sample point soil depth, fetch earth thickness
And width wants identical, so as to ensure the accuracy of Soil K+adsorption；
C, the soil sample of each height of same sample point is uniformly mixed, is then charged into soil holder, soil holder
Before use, need to be cleaned multiple times, then dry.
Preferably, sampled point field should be avoided in, roadside, canopy, the region of dumping area and heap fertilising material, can keep away
Test free contingency also needs to avoid to be sampled before watering, rain or after rain.
Preferably, the molal weight of the mixed liquor in S4 and soil sample ratio is 1：4.
Preferably, the mixed liquor is specially that second cyanogen, sodium chloride and distilled water configure, and second cyanogen, sodium chloride
And the molal weight ratio of distilled water is 1：1：4.
Preferably, the detection method in S6 is specially atomic fluorescence spectrometry, atomic absorption spectrography (AAS) either inductance
Coupled plasma optical emission spectroscopic methodology.
Preferably, after the completion of soil collection, soil sample need to be placed in sales kit (SK), is then sealed against, so as to
It avoids soil from being contacted for a long time with air, soil constituent is influenced, to ensure the accuracy of air acquisition.
A kind of soil pollution detection method proposed by the present invention, advantageous effect are：The soil pollution detection method passes through
Soil is handled, also by unique soil collection, misleading of the specific region to Soil K+adsorption can be avoided, can be ensured
The accuracy of Soil K+adsorption, and the analysis time of soil is reduced, detection efficiency is effectively increased, the demand developed now is met.
Specific implementation mode
With reference to specific embodiment, the present invention will be further described.
Embodiment 1
The present invention proposes a kind of soil pollution detection method, includes the following steps：
S1：Soil K+adsorption region is selected, and soil collection is carried out in the region；
S2：The soil sample acquired in S1 is placed in drying box, and soil sample is done under conditions of 50 degrees Celsius
It is dry, after the water content in soil sample is less than 4%, it is drawn off；
S3：Then soil sample is placed in fine grinding machine again and is ground, after the completion of grinding, it was carried out
Filter need to ensure that the particle diameter of soil sample is less than 50 μm to the soil sample that filters out that treated；
S4：By treated in S3, soil sample is placed in process container, and mixed liquor is added into process container, then in oscillator
Upper uniformly concussion, and the time is shaken for 6h, after the completion of vibrations, places it in 40 degrees Celsius of water-bath and heated, herein mistake
Cheng Zhong collects eluent, and is filtered；
S5：By treated, eluent is placed in mass spectrograph, and bombards eluent under ionization mode with stream of energetic electrons, is made
The eluent, which loses electronics, becomes quota ion and qualitative ion, by atomizer, dry gas and collision gas to molecule from
Son carries out mass spectrum optimization processing, and atomizer air-flow is 2L/min, and dry gas air-flow is 12L/min, collision gas 240Kpa；
S6：It after the completion of waiting for above-mentioned processing, is detected, that is, completes the detection to soil pollution.
The soil collection, is as follows：
A, it determines sample point, is then sampled on each sample point, by the soil of sample point dig deeply using spade, and depth
For 20cm；
B, using soil sample collector along section to it is lower and on be sampled, and each sample point soil depth, fetch earth thickness
And width wants identical, so as to ensure the accuracy of Soil K+adsorption；
C, the soil sample of each height of same sample point is uniformly mixed, is then charged into soil holder, soil holder
Before use, need to be cleaned multiple times, then dry.
Sampled point should avoid field in, roadside, canopy, the region of dumping area and heap fertilising material, can avoid detecting
Contingency, be sampled after also needing to avoid before watering, rain either rain.
The molal weight ratio of mixed liquor and soil sample in S4 is 1：4.
The mixed liquor is specially that second cyanogen, sodium chloride and distilled water configure, and second cyanogen, sodium chloride and distillation
The molal weight ratio of water is 1：1：4.
Detection method in S6 be specially atomic fluorescence spectrometry, atomic absorption spectrography (AAS) either inductive coupling etc. from
Daughter emission spectrometry, atomic fluorescence spectrometry are the emission spectrometry methods analyzed in radiation energy with atom, utilize excitation
The characteristic emission light that light source is sent out irradiates the atomic vapour of certain density element to be measured, is allowed to generate atomic fluorescence, certain
Under the conditions of, fluorescence intensity and the concentration relationship of element to be measured in detected solution follow Lambert-Beer laws, glimmering by measuring
The intensity of light can find out the content of the element in sample to be tested；Atomic absorption spectrography (AAS) is also known as absorption flame photometry
Method is the suction based on gaseous ground state atom outer-shell electron to the corresponding atomic resonance radiation of ultraviolet light and visible-range
The analysis method for receiving intensity to be quantitatively tested based on constituent content is a kind of absorption measuring specific gaseous atom to light radiation
Method；Inductively coupled plasma atomic emission is excited and produces in light source according to the atom or ion for being tested element
Raw characteristic radiation carries out qualitative and quantitative point by judging the presence of this characteristic radiation and its size of intensity to each element
Analysis.
After the completion of soil collection, soil sample need to be placed in sales kit (SK), be then sealed against, so as to avoid soil
It is contacted for a long time with air, soil constituent is influenced, to ensure the accuracy of air acquisition.
Embodiment 2
The present invention proposes a kind of soil pollution detection method, includes the following steps：
S1：Soil K+adsorption region is selected, and soil collection is carried out in the region；
S2：The soil sample acquired in S1 is placed in drying box, and soil sample is done under conditions of 60 degrees Celsius
It is dry, after the water content in soil sample is less than 4%, it is drawn off；
S3：Then soil sample is placed in fine grinding machine again and is ground, after the completion of grinding, it was carried out
Filter need to ensure that the particle diameter of soil sample is less than 50 μm to the soil sample that filters out that treated；
S4：By treated in S3, soil sample is placed in process container, and mixed liquor is added into process container, then in oscillator
Upper uniformly concussion, and the time is shaken for 7h, after the completion of vibrations, places it in 45 degrees Celsius of water-bath and heated, again mistake
Cheng Zhong collects eluent, and is filtered；
S5：By treated, eluent is placed in mass spectrograph, and bombards eluent under ionization mode with stream of energetic electrons, is made
The eluent, which loses electronics, becomes quota ion and qualitative ion, by atomizer, dry gas and collision gas to molecule from
Son carries out mass spectrum optimization processing, and atomizer air-flow is 3L/min, and dry gas air-flow is 13L/min, collision gas 250Kpa；
S6：It after the completion of waiting for above-mentioned processing, is detected, that is, completes the detection to soil pollution.
The soil collection, is as follows：
A, it determines sample point, is then sampled on each sample point, by the soil of sample point dig deeply using spade, and depth
For 22cm；
B, using soil sample collector along section to it is lower and on be sampled, and each sample point soil depth, fetch earth thickness
And width wants identical, so as to ensure the accuracy of Soil K+adsorption；
C, the soil sample of each height of same sample point is uniformly mixed, is then charged into soil holder, soil holder
Before use, need to be cleaned multiple times, then dry.
Sampled point should avoid field in, roadside, canopy, the region of dumping area and heap fertilising material, can avoid detecting
Contingency, be sampled after also needing to avoid before watering, rain either rain.
The molal weight ratio of mixed liquor and soil sample in S4 is 1：4.
The mixed liquor is specially that second cyanogen, sodium chloride and distilled water configure, and second cyanogen, sodium chloride and distillation
The molal weight ratio of water is 1：1：4.
Detection method in S6 be specially atomic fluorescence spectrometry, atomic absorption spectrography (AAS) either inductive coupling etc. from
Daughter emission spectrometry, atomic fluorescence spectrometry are the emission spectrometry methods analyzed in radiation energy with atom, utilize excitation
The characteristic emission light that light source is sent out irradiates the atomic vapour of certain density element to be measured, is allowed to generate atomic fluorescence, certain
Under the conditions of, fluorescence intensity and the concentration relationship of element to be measured in detected solution follow Lambert-Beer laws, glimmering by measuring
The intensity of light can find out the content of the element in sample to be tested；Atomic absorption spectrography (AAS) is also known as absorption flame photometry
Method is the suction based on gaseous ground state atom outer-shell electron to the corresponding atomic resonance radiation of ultraviolet light and visible-range
The analysis method for receiving intensity to be quantitatively tested based on constituent content is a kind of absorption measuring specific gaseous atom to light radiation
Method；Inductively coupled plasma atomic emission is excited and produces in light source according to the atom or ion for being tested element
Raw characteristic radiation carries out qualitative and quantitative point by judging the presence of this characteristic radiation and its size of intensity to each element
Analysis.
After the completion of soil collection, soil sample need to be placed in sales kit (SK), be then sealed against, so as to avoid soil
It is contacted for a long time with air, soil constituent is influenced, to ensure the accuracy of air acquisition.
Embodiment 3
The present invention proposes a kind of soil pollution detection method, includes the following steps：
S1：Soil K+adsorption region is selected, and soil collection is carried out in the region；
S2：The soil sample acquired in S1 is placed in drying box, and soil sample is done under conditions of 70 degrees Celsius
It is dry, after the water content in soil sample is less than 4%, it is drawn off；
S3：Then soil sample is placed in fine grinding machine again and is ground, after the completion of grinding, it was carried out
Filter need to ensure that the particle diameter of soil sample is less than 50 μm to the soil sample that filters out that treated；
S4：By treated in S3, soil sample is placed in process container, and mixed liquor is added into process container, then in oscillator
Upper uniformly concussion, and the concussion time is 8, after the completion of vibrations, places it in 60 degrees Celsius of water-bath and is heated, again process
In, eluent is collected, and be filtered；
S5：By treated, eluent is placed in mass spectrograph, and bombards eluent under ionization mode with stream of energetic electrons, is made
The eluent, which loses electronics, becomes quota ion and qualitative ion, by atomizer, dry gas and collision gas to molecule from
Son carries out mass spectrum optimization processing, and atomizer air-flow is 4L/min, and dry gas air-flow is 14L/min, collision gas 260Kpa；
S6：It after the completion of waiting for above-mentioned processing, is detected, that is, completes the detection to soil pollution.
The soil collection, is as follows：
A, it determines sample point, is then sampled on each sample point, by the soil of sample point dig deeply using spade, and depth
For 24cm；
B, using soil sample collector along section to it is lower and on be sampled, and each sample point soil depth, fetch earth thickness
And width wants identical, so as to ensure the accuracy of Soil K+adsorption；
C, the soil sample of each height of same sample point is uniformly mixed, is then charged into soil holder, soil holder
Before use, need to be cleaned multiple times, then dry.
Sampled point should avoid field in, roadside, canopy, the region of dumping area and heap fertilising material, can avoid detecting
Contingency, be sampled after also needing to avoid before watering, rain either rain.
The molal weight ratio of mixed liquor and soil sample in S4 is 1：4.
The mixed liquor is specially that second cyanogen, sodium chloride and distilled water configure, and second cyanogen, sodium chloride and distillation
The molal weight ratio of water is 1：1：4.
Detection method in S6 be specially atomic fluorescence spectrometry, atomic absorption spectrography (AAS) either inductive coupling etc. from
Daughter emission spectrometry, atomic fluorescence spectrometry are the emission spectrometry methods analyzed in radiation energy with atom, utilize excitation
The characteristic emission light that light source is sent out irradiates the atomic vapour of certain density element to be measured, is allowed to generate atomic fluorescence, certain
Under the conditions of, fluorescence intensity and the concentration relationship of element to be measured in detected solution follow Lambert-Beer laws, glimmering by measuring
The intensity of light can find out the content of the element in sample to be tested；Atomic absorption spectrography (AAS) is also known as absorption flame photometry
Method is the suction based on gaseous ground state atom outer-shell electron to the corresponding atomic resonance radiation of ultraviolet light and visible-range
The analysis method for receiving intensity to be quantitatively tested based on constituent content is a kind of absorption measuring specific gaseous atom to light radiation
Method；Inductively coupled plasma atomic emission is excited and produces in light source according to the atom or ion for being tested element
Raw characteristic radiation carries out qualitative and quantitative point by judging the presence of this characteristic radiation and its size of intensity to each element
Analysis.
After the completion of soil collection, soil sample need to be placed in sales kit (SK), be then sealed against, so as to avoid soil
It is contacted for a long time with air, soil constituent is influenced, to ensure the accuracy of air acquisition.
Embodiment 4
The present invention proposes a kind of soil pollution detection method, includes the following steps：
S1：Soil K+adsorption region is selected, and soil collection is carried out in the region；
S2：The soil sample acquired in S1 is placed in drying box, and soil sample is done under conditions of 80 degrees Celsius
It is dry, after the water content in soil sample is less than 4%, it is drawn off；
S3：Then soil sample is placed in fine grinding machine again and is ground, after the completion of grinding, it was carried out
Filter need to ensure that the particle diameter of soil sample is less than 50 μm to the soil sample that filters out that treated；
S4：By treated in S3, soil sample is placed in process container, and mixed liquor is added into process container, then in oscillator
Upper uniformly concussion, and the time is shaken for 9h, after the completion of vibrations, places it in 65 degrees Celsius of water-bath and heated, again mistake
Cheng Zhong collects eluent, and is filtered；
S5：By treated, eluent is placed in mass spectrograph, and bombards eluent under ionization mode with stream of energetic electrons, is made
The eluent, which loses electronics, becomes quota ion and qualitative ion, by atomizer, dry gas and collision gas to molecule from
Son carries out mass spectrum optimization processing, and atomizer air-flow is 5L/min, and dry gas air-flow is 15L/min, collision gas 270Kpa；
S6：It after the completion of waiting for above-mentioned processing, is detected, that is, completes the detection to soil pollution.
The soil collection, is as follows：
A, it determines sample point, is then sampled on each sample point, by the soil of sample point dig deeply using spade, and depth
For 26cm；
B, using soil sample collector along section to it is lower and on be sampled, and each sample point soil depth, fetch earth thickness
And width wants identical, so as to ensure the accuracy of Soil K+adsorption；
C, the soil sample of each height of same sample point is uniformly mixed, is then charged into soil holder, soil holder
Before use, need to be cleaned multiple times, then dry.
Sampled point should avoid field in, roadside, canopy, the region of dumping area and heap fertilising material, can avoid detecting
Contingency, be sampled after also needing to avoid before watering, rain either rain.
The molal weight ratio of mixed liquor and soil sample in S4 is 1：4.
The mixed liquor is specially that second cyanogen, sodium chloride and distilled water configure, and second cyanogen, sodium chloride and distillation
The molal weight ratio of water is 1：1：4.
Detection method in S6 be specially atomic fluorescence spectrometry, atomic absorption spectrography (AAS) either inductive coupling etc. from
Daughter emission spectrometry, atomic fluorescence spectrometry are the emission spectrometry methods analyzed in radiation energy with atom, utilize excitation
The characteristic emission light that light source is sent out irradiates the atomic vapour of certain density element to be measured, is allowed to generate atomic fluorescence, certain
Under the conditions of, fluorescence intensity and the concentration relationship of element to be measured in detected solution follow Lambert-Beer laws, glimmering by measuring
The intensity of light can find out the content of the element in sample to be tested；Atomic absorption spectrography (AAS) is also known as absorption flame photometry
Method is the suction based on gaseous ground state atom outer-shell electron to the corresponding atomic resonance radiation of ultraviolet light and visible-range
The analysis method for receiving intensity to be quantitatively tested based on constituent content is a kind of absorption measuring specific gaseous atom to light radiation
Method；Inductively coupled plasma atomic emission is excited and produces in light source according to the atom or ion for being tested element
Raw characteristic radiation carries out qualitative and quantitative point by judging the presence of this characteristic radiation and its size of intensity to each element
Analysis.
After the completion of soil collection, soil sample need to be placed in sales kit (SK), be then sealed against, so as to avoid soil
It is contacted for a long time with air, soil constituent is influenced, to ensure the accuracy of air acquisition.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of soil pollution detection method, which is characterized in that include the following steps：
S1：Soil K+adsorption region is selected, and soil collection is carried out in the region；
S2：The soil sample acquired in S1 is placed in drying box, and soil sample is carried out under conditions of 50-80 degrees Celsius
It is dry, after the water content in soil sample is less than 4%, it is drawn off；
S3：Then soil sample is placed in fine grinding machine again and is ground, after the completion of grinding, it was carried out
Filter need to ensure that the particle diameter of soil sample is less than 50 μm to the soil sample that filters out that treated；
S4：By treated in S3, soil sample is placed in process container, and mixed liquor is added into process container, then in oscillator
Upper uniformly concussion, and the time is shaken for 6-9h, after the completion of vibrations, places it in 40-65 degrees Celsius of water-bath and heated,
During this, eluent is collected, and be filtered；
S5：By treated, eluent is placed in mass spectrograph, and bombards eluent under ionization mode with stream of energetic electrons, is made
The eluent, which loses electronics, becomes quota ion and qualitative ion, by atomizer, dry gas and collision gas to molecule from
Son carries out mass spectrum optimization processing, and atomizer air-flow is 2-5L/min, and dry gas air-flow is 12-15L/min, collision gas 240-
270Kpa；
S6：It after the completion of waiting for above-mentioned processing, is detected, that is, completes the detection to soil pollution.
2. a kind of soil pollution detection method according to claim 1, it is characterised in that：The soil collection, it is specific to walk
It is rapid as follows：
A, it determines sample point, is then sampled on each sample point, by the soil of sample point dig deeply using spade, and depth
For 20-26cm；
B, using soil sample collector along section to it is lower and on be sampled, and each sample point soil depth, fetch earth thickness
And width wants identical, so as to ensure the accuracy of Soil K+adsorption；
C, the soil sample of each height of same sample point is uniformly mixed, is then charged into soil holder, soil holder
Before use, need to be cleaned multiple times, then dry.
3. a kind of soil pollution detection method according to claim 2, it is characterised in that：Sampled point should avoid field side, road
In, canopy, the region of dumping area and heap fertilising material, the contingency of detection can be avoided, also needs to avoid before watering, rain
Either it is sampled after rain.
4. a kind of soil pollution detection method according to claim 1, it is characterised in that：Mixed liquor in S4 and soil sample
Molal weight ratio be 1：4.
5. a kind of soil pollution detection method according to claim 4, it is characterised in that：The mixed liquor is specially second
Cyanogen, sodium chloride and distilled water configure, and the molal weight ratio of second cyanogen, sodium chloride and distilled water is 1：1：4.
6. a kind of soil pollution detection method according to claim 1, it is characterised in that：Detection method in S6 is specific
For atomic fluorescence spectrometry, atomic absorption spectrography (AAS) either inductively coupled plasma emission spectrography.
7. a kind of soil pollution detection method according to claim 1, it is characterised in that：After the completion of soil collection, need by
Soil sample is placed in sales kit (SK), is then sealed against, so as to avoid soil for a long time contacted with air, influence soil at
Point, to ensure the accuracy of air acquisition.
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| CN201810633959.7A CN108507821A (en) | 2018-06-20 | 2018-06-20 | A kind of soil pollution detection method |
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| CN201810633959.7A CN108507821A (en) | 2018-06-20 | 2018-06-20 | A kind of soil pollution detection method |
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| CN109566030A (en) * | 2018-11-12 | 2019-04-05 | 广西壮族自治区农业科学院 | A kind of intelligence peanut spray fertilization control system and method |
| CN110487784A (en) * | 2019-09-25 | 2019-11-22 | 云南衡原检测技术有限公司 | A kind of Soil K+adsorption method |
| CN110542678A (en) * | 2019-07-02 | 2019-12-06 | 安徽伊尔思环境科技有限公司 | Soil environment quality monitoring method |
| CN111157306A (en) * | 2019-11-14 | 2020-05-15 | 西安重光明宸检测技术有限公司 | Soil analysis and detection method |
| FR3089430A1 (en) * | 2018-12-06 | 2020-06-12 | Eiffage Genie Civil | ANALYSIS OF INORGANIC POLLUTANTS IN EXCAVATION MATERIALS |
| CN112285326A (en) * | 2020-11-03 | 2021-01-29 | 湖南精泰检测有限公司 | Soil pollution detection method |
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| CN110542678A (en) * | 2019-07-02 | 2019-12-06 | 安徽伊尔思环境科技有限公司 | Soil environment quality monitoring method |
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| CN111157306A (en) * | 2019-11-14 | 2020-05-15 | 西安重光明宸检测技术有限公司 | Soil analysis and detection method |
| CN112285326A (en) * | 2020-11-03 | 2021-01-29 | 湖南精泰检测有限公司 | Soil pollution detection method |
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| CN113702623A (en) * | 2021-08-27 | 2021-11-26 | 河北科技大学 | Microwave leaching type soil remediation evaluation device and evaluation method |
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