CN107328616A - It is a kind of while gathering the ammonia and the method and device of organic amine of gaseous state and particulate form - Google Patents
It is a kind of while gathering the ammonia and the method and device of organic amine of gaseous state and particulate form Download PDFInfo
- Publication number
- CN107328616A CN107328616A CN201710675827.6A CN201710675827A CN107328616A CN 107328616 A CN107328616 A CN 107328616A CN 201710675827 A CN201710675827 A CN 201710675827A CN 107328616 A CN107328616 A CN 107328616A
- Authority
- CN
- China
- Prior art keywords
- filter
- filter membrane
- ammonia
- organic amine
- particulate form
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 150000001412 amines Chemical class 0.000 title claims abstract description 39
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000012528 membrane Substances 0.000 claims abstract description 75
- 239000010453 quartz Substances 0.000 claims abstract description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000005554 pickling Methods 0.000 claims abstract description 26
- 238000005070 sampling Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 26
- 210000004907 gland Anatomy 0.000 claims description 24
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- 239000005030 aluminium foil Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 239000002696 acid base indicator Substances 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007605 air drying Methods 0.000 claims description 2
- 239000013618 particulate matter Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- -1 nitrogen-containing compound Chemical class 0.000 abstract description 5
- 239000003513 alkali Substances 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000007935 neutral effect Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 239000003570 air Substances 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000000926 atmospheric chemistry Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004173 biogeochemical cycle Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 238000004172 nitrogen cycle Methods 0.000 description 1
- 238000002414 normal-phase solid-phase extraction Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
-
- 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
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
Abstract
It is disclosed by the invention a kind of while gathering the ammonia and the method and device of organic amine of gaseous state and particulate form, method includes step：First, air sampling：Surrounding air passes through sample inlet with 100L/min flow velocity；2nd, particulate form is gathered：Sampled air first passes through the quartz filter crossed through high-temperature baking, to collect the ammonia and organic amine of particulate form, and three, gaseous state collection：By the sampled air after quartz filter again by pickling filter membrane, gaseous ammonia and organic amine is immersed acidleach film and absorbed.The present invention provide not only a kind of while gathering inorganic, organic basic nitrogen-containing compound method important in air, and there is the characteristics of easy to operate, cost is low, provide technical support to obtain the concentration of air neutral and alkali nitrogen-containing compound and studying gas-solid conversion process.
Description
Technical field
It is more particularly to a kind of to gather gas simultaneously the invention belongs to gather gas particles state basic nitrogen compound technical field
The method and device of the ammonia and organic amine of state and particulate form.
Background technology
Nitrogen in nutrient necessary to nitrogen is global organism, air has important tribute to Global Biogeochemical Cycle
Offer.Although nitrogen is the chief component of nitrogen in air, inert nitrogen is only capable of by a small number of lifes with nitrogen fixation
Object is utilized, and can be absorbed by organism and Atmospheric Chemistry and human health are had a major impact is compound state
Nitrogen.Ammonia and organic amine, respectively as inorganic and nitrogen-containing organic compound important in air, are not only widely present in air gas phase
In, also it is present in by neutralization reaction and oxidation reaction etc. with the form of particulate form in air.Research shows, in an atmosphere with gas
State and particulate form form and the ammonia and organic amine deposited, not only influence human health, and formation to secondary particulate, air matter
Amount and global nitrogen cycle have significant contribution.Based on this, while it is very must to gather gaseous state and ammonia and organic amine in particulate form
Want.
But it is more rare on gathering the report of ammonia and organic amine in gaseous state and particulate form simultaneously both at home and abroad at present.Standard HJ
533-2009 proposes to absorb the ammonia in air and wasteair using sulfuric acid solution；GB/T 14676-93, which are mentioned, to apply oxalic acid
Glass microballoon as adsorbent, be seated in sampling pipe, can gather odor polluting source exhaust and factory's circle surrounding air front three
Amine.Collection of the above-mentioned both approaches all just for gaseous ammonia or gaseous state trimethylamine, and because sampling flow concentration is relatively low, side
The detection limit of method is relatively limited, though suitable for the sampling of the higher concentration trimethylamine such as high concentration odor polluting source, it is likely to nothing
Method meets the measure demand of Detection of Trimethylamine in Ambient Air or other organic amines.Szulejko and Kim (2014, Trends
In Analytical Chemistry) method that summarizes collection air gaseous state organic amine, including denuder, absorption method and solid
Phase extraction method etc., these method costs are higher.
The content of the invention
It is an object of the invention to provide a kind of while gather the ammonia and the method and device of organic amine of gaseous state and particulate form,
The inventive method is simple to operate, use cost is low, can effectively gather the ammonia and organic amine of gaseous state and particulate form, big to obtain
The concentration and research gas-solid conversion process of gas neutral and alkali nitrogen-containing compound provide technical support.
To achieve these goals, technical scheme is as follows：
It is a kind of while gather the method for the ammonia and organic amine of gaseous state and particulate form, comprise the following steps：
First, air sampling：Surrounding air passes through sample inlet with 100L/min flow velocity；
2nd, particulate form is gathered：Sampled air first passes through the quartz filter crossed through high-temperature baking, to collect the ammonia of particulate form and organic
Amine,
3rd, gaseous state is gathered：By the sampled air after quartz filter again by pickling filter membrane, make gaseous ammonia and organic amine immersed
Acidleach film is absorbed.
Before sampling, the quartz filter is placed in 450 DEG C of Muffle furnaces and toasted 5 hours, and is toasted with through same way
Aluminium-foil paper parcel it is stand-by.
Before sampling, the pickling filter membrane first soaks 2 hours through the methanol solution containing 5% phosphoric acid, with after toasted after air-drying
Aluminium-foil paper parcel be positioned over it is stand-by in 4 DEG C of refrigerators.
Sample duration is no more than 24 hours.
After sampling terminates, in addition to quartz filter and the detecting step of pickling filter membrane：Checked on quartz filter
Whether whether grain thing comes off, and overloaded using acid-base indicator detection pickling filter membrane.
It is a kind of while gather the ammonia and the device of organic amine of gaseous state and particulate form, including filter membrane bracket, quartz filter, first
Opened up at the top of filter screen, pickling filter membrane and the second filter screen, the filter membrane bracket and filter chamber formed in the middle of sample inlet, filter membrane bracket,
Filter membrane bracket bottom opens up sample outlet, the quartz filter, the first filter screen, pickling filter membrane and the second filter screen from top to bottom according to
It is secondary in the filter chamber of filter membrane bracket.
The bottom of the filter membrane bracket filter chamber forms above first annular mounting seat, first annular mounting seat and is caught in second
Annular mounting seat, the pickling filter membrane and the second filter screen are from top to bottom placed in first annular mounting seat and the second annular peace successively
Fill between seat, described device also includes a filter membrane gland, the filter membrane gland filters the quartz filter and the press-in of the first filter screen
Chamber, so that quartz filter and the first filter screen are folded between filter membrane gland and the second annular mounting seat.
Described device also include the first sealing gasket and the second sealing gasket, the first sealing gasket be arranged on first annular mounting seat and
Between second annular mounting seat and below the second filter screen, the second sealing gasket be arranged on filter membrane gland and second ring mounting seat it
Between and below the first filter screen.
Also set up the 3rd sealing gasket between the filter membrane gland and the second annular mounting seat, the filter membrane gland is by the
Three sealing gaskets compress the described second annular mounting seat and the first sealing gasket.
The filter membrane gland inwall formation female thread structure, the outer peripheral face formation of filter membrane bracket is formed with the female thread structure
The external thread structure of threaded.
After such scheme, the present invention has the beneficial effect that：The present invention is based on ammonia and organic amine in air gaseous state and particle
Being widely present in state and the similitude of both chemical property, propose that (100L/min) uses double-layered filtration film under high flow
Method gathers the alkali compounds of gas-particle two-phase simultaneously, and not only easy to operate, cost is low, and can meet low concentration in surrounding air
The sample requirement of compound.
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Brief description of the drawings
Fig. 1 is the general flow chart of the present invention；
Fig. 2 is that the present invention is a kind of while gathering the ammonia and the apparatus structure schematic diagram of organic amine of gaseous state and particulate form：
Fig. 3 is that the present invention is a kind of while gathering the ammonia and the device profile of organic amine of gaseous state and particulate form.
Label declaration
Filter membrane bracket 1, first annular mounting seat 11, filter chamber 12, external thread structure 13, sample outlet 14, quartz filter 2, the
One filter screen 3, pickling filter membrane 4, the second filter screen 5, filter membrane gland 6, the second filter membrane pressing plate 7, the first sealing gasket 8, the second sealing gasket 9,
3rd sealing gasket 10.
Embodiment
As shown in figure 1, the present embodiment announcement is a kind of while the method for the ammonia and organic amine of collection gaseous state and particulate form, bag
Include following steps：
S1, air sampling：Surrounding air passes through sample inlet with 100L/min flow velocity；
S2, particulate form collection：Sampled air first passes through the quartz filter crossed through high-temperature baking, to collect the ammonia of particulate form and organic
Amine,
S3, gaseous state collection：By the sampled air after quartz filter again by pickling filter membrane, make gaseous ammonia and organic amine immersed
Acidleach film is absorbed.
After S4, sampling terminate, quartz filter and pickling filter membrane are detected respectively：The particle checked on quartz filter
Whether whether thing comes off, and overloaded using acid-base indicator detection pickling filter membrane.Sample duration is no more than 24 hours, dirty
Dye weather should suitably shorten the sampling time at pollution sources during sampling；Particulate matter obscission should not occur in quartz filter.
To avoid the local interference, before sampling of filter membrane, quartz filter is placed in 450 DEG C of Muffle furnaces and toasted 5 hours, is used in combination
The aluminium-foil paper parcel toasted through same way is stand-by；Pickling filter membrane first soaks 2 hours through the methanol solution containing 5% phosphoric acid, air-dries
It is positioned over afterwards with the aluminium-foil paper parcel after toasted stand-by in 4 DEG C of refrigerators.
The present invention also discloses a kind of for the ammonia and organic amine method of collection gaseous state and particulate form while implementing above-mentioned
Device, the device includes filter membrane bracket 1, quartz filter 2, the first filter screen 3, the filter screen 5 of pickling filter membrane 4 and second, the filter membrane support
The top of seat 1 opens up and forms filter chamber 12 in the middle of sample inlet, filter membrane bracket 1, and the bottom of filter membrane bracket 1 opens up sample outlet 14, institute
State the filtering that quartz filter 3, the first filter screen 4, the filter screen 6 of pickling filter membrane 5 and second are from top to bottom sequentially arranged at filter membrane bracket 2
In chamber 12.
The bottom of the filter membrane bracket filter chamber 12 is formed to be caught in above first annular mounting seat 11, first annular mounting seat
Second annular mounting seat 7, the filter screen 5 of pickling filter membrane 4 and second is from top to bottom placed in the first annular He of mounting seat 11 successively
Between second annular mounting seat 7, described device also includes a filter membrane gland 6, and the filter membrane gland 6 is by the quartz filter 2 and the
One filter screen 3 is pressed into filter chamber 12, make the filter screen 3 of quartz filter 2 and first be folded in the annular of filter membrane gland 6 and second mounting seat 7 it
Between, the filter screen 5 of the first filter screen 3 and second effect is that respectively quartz filter 2 and pickling filter membrane 4 provide support.
Described device also includes the first sealing gasket 8 and the second sealing gasket 9, and the first sealing gasket 8 is arranged on first annular install
Between the annular mounting seat 7 of seat 11 and second and positioned at the lower section of the second filter screen 5, the second sealing gasket 9 is arranged on the ring of filter membrane gland 6 and two
Between shape mounting seat 7 and positioned at the lower section of the first filter screen 3, the first sealing gasket 8 and the second sealing gasket 9.
The 3rd sealing gasket 10, the filter membrane gland 6 are also set up between the annular mounting seat 7 of the filter membrane gland 6 and second
The described second annular sealing gasket of mounting seat 7 and first is compressed by the 3rd sealing gasket 10.
The inwall of the filter membrane gland 6 formation female thread structure 61, outer peripheral face formation and the female thread structure of filter membrane bracket 1
61 form the external thread structure 13 of threaded, by the relation of threaded, easily can cover filter membrane gland 6 in filter
On film bracket 1, realize it to quartz filter 2, the first filter screen 3, pickling filter membrane 4, the second filter screen 5 and the second annular mounting seat 7
Pressuring action.
It is as follows that the device is used for sampling process：Filter membrane gland 6 is opened, sampled air is entered from the sample inlet of filter membrane bracket 1
Enter filter chamber 12, sampled air sequentially passes through quartz filter 2, the first filter screen 3, the filter screen 5 of pickling filter membrane 4 and first and reaches filter chamber
The sample outlet 14 of 12 bottoms, completes sampling flow.
The specific embodiment of the present invention is these are only, not to the restriction of protection scope of the present invention.
The equivalent variations that all mentalities of designing according to this case are done, each fall within the protection domain of this case.
Claims (10)
1. it is a kind of while gathering the method for the ammonia and organic amine of gaseous state and particulate form, it is characterised in that to comprise the following steps：
First, air sampling：Surrounding air passes through sample inlet with 100L/min flow velocity；
2nd, particulate form is gathered：Sampled air first passes through the quartz filter crossed through high-temperature baking, to collect the ammonia of particulate form and organic
Amine,
3rd, gaseous state is gathered：By the sampled air after quartz filter again by pickling filter membrane, make gaseous ammonia and organic amine immersed
Acidleach film is absorbed.
2. it is as claimed in claim 1 a kind of while gathering the method for the ammonia and organic amine of gaseous state and particulate form, it is characterised in that：
Before sampling, the quartz filter is placed in 450 DEG C of Muffle furnaces and toasted 5 hours, and with the aluminium-foil paper toasted through same way
Parcel is stand-by.
3. it is as claimed in claim 1 a kind of while gathering the method for the ammonia and organic amine of gaseous state and particulate form, it is characterised in that：
Before sampling, the pickling filter membrane first soaks 2 hours through the methanol solution containing 5% phosphoric acid, with the aluminium-foil paper after toasted after air-drying
Parcel is positioned over stand-by in 4 DEG C of refrigerators.
4. it is as claimed in claim 1 a kind of while gathering the method for the ammonia and organic amine of gaseous state and particulate form, it is characterised in that：
Sample duration is no more than 24 hours.
5. it is as claimed in claim 1 a kind of while gathering the method for the ammonia and organic amine of gaseous state and particulate form, it is characterised in that：
After sampling terminates, quartz filter and pickling filter membrane are detected respectively：Whether the particulate matter checked on quartz filter comes off,
And whether overloaded using acid-base indicator detection pickling filter membrane.
6. it is a kind of while gathering the ammonia and the device of organic amine of gaseous state and particulate form, it is characterised in that：Applied to claim 1 institute
State a kind of is while gather the method for the ammonia and organic amine of gaseous state and particulate form, and the device includes filter membrane bracket, quartz filter, the
Opened up at the top of one filter screen, pickling filter membrane and the second filter screen, the filter membrane bracket and filtering is formed in the middle of sample inlet, filter membrane bracket
Chamber, filter membrane bracket bottom opens up sample outlet, and the quartz filter, the first filter screen, pickling filter membrane and the second filter screen are by up to
Under be sequentially arranged in the filter chamber of filter membrane bracket.
7. it is as claimed in claim 6 a kind of while gathering the ammonia and the device of organic amine of gaseous state and particulate form, it is characterised in that：
The bottom of the filter membrane bracket filter chamber, which is formed, is caught in the second annular installation above first annular mounting seat, first annular mounting seat
Seat, the pickling filter membrane and the second filter screen be from top to bottom placed in successively first annular mounting seat and the second annular mounting seat it
Between, described device also includes a filter membrane gland, and the quartz filter and the first filter screen are pressed into filter chamber by the filter membrane gland, so that
Quartz filter and the first filter screen are folded between filter membrane gland and the second annular mounting seat.
8. it is as claimed in claim 7 a kind of while gathering the ammonia and the device of organic amine of gaseous state and particulate form, it is characterised in that：
Described device also includes the first sealing gasket and the second sealing gasket, and the first sealing gasket is arranged on first annular mounting seat and the second annular
Between mounting seat and below the second filter screen, the second sealing gasket is arranged between filter membrane gland and second ring mounting seat and is located at
Below first filter screen.
9. it is as claimed in claim 8 a kind of while gathering the ammonia and the device of organic amine of gaseous state and particulate form, it is characterised in that：
The 3rd sealing gasket is also set up between the filter membrane gland and the second annular mounting seat, the filter membrane gland is by the 3rd sealing gasket
Compress the described second annular mounting seat and the first sealing gasket.
10. as claimed in claim 6 a kind of while gathering the ammonia and the device of organic amine of gaseous state and particulate form, its feature exists
In：The filter membrane gland inwall formation female thread structure, outer peripheral face formation and the female thread structure formation of filter membrane bracket are spirally connected
The external thread structure of cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675827.6A CN107328616A (en) | 2017-08-09 | 2017-08-09 | It is a kind of while gathering the ammonia and the method and device of organic amine of gaseous state and particulate form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675827.6A CN107328616A (en) | 2017-08-09 | 2017-08-09 | It is a kind of while gathering the ammonia and the method and device of organic amine of gaseous state and particulate form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107328616A true CN107328616A (en) | 2017-11-07 |
Family
ID=60199926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710675827.6A Pending CN107328616A (en) | 2017-08-09 | 2017-08-09 | It is a kind of while gathering the ammonia and the method and device of organic amine of gaseous state and particulate form |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107328616A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113009038A (en) * | 2021-03-09 | 2021-06-22 | 广东工业大学 | Analysis method for simultaneously collecting and detecting gas-phase and particle-phase organic amine in atmospheric environment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1186167A (en) * | 1982-10-07 | 1985-04-30 | Wesley J. Vincent | Air sampling device |
| US4961916A (en) * | 1988-06-02 | 1990-10-09 | Irsst-Institut De Recherche En Sante Et En Securite Du Travail Du Quebec | Sampling device |
| CN2069111U (en) * | 1990-04-06 | 1991-01-09 | 沈阳环境科学研究所 | Multi-purpose head for sampling atmosphere pollutant substance |
| CN101464233A (en) * | 2007-12-19 | 2009-06-24 | 王丕征 | Semi-volatile organic matter sampling technique in ambient air |
| CN104819872A (en) * | 2015-05-09 | 2015-08-05 | 中国科学院地球环境研究所 | Filter membrane clamping and collecting method for falling dust of museum of ancient ruined site |
-
2017
- 2017-08-09 CN CN201710675827.6A patent/CN107328616A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1186167A (en) * | 1982-10-07 | 1985-04-30 | Wesley J. Vincent | Air sampling device |
| US4961916A (en) * | 1988-06-02 | 1990-10-09 | Irsst-Institut De Recherche En Sante Et En Securite Du Travail Du Quebec | Sampling device |
| CN2069111U (en) * | 1990-04-06 | 1991-01-09 | 沈阳环境科学研究所 | Multi-purpose head for sampling atmosphere pollutant substance |
| CN101464233A (en) * | 2007-12-19 | 2009-06-24 | 王丕征 | Semi-volatile organic matter sampling technique in ambient air |
| CN104819872A (en) * | 2015-05-09 | 2015-08-05 | 中国科学院地球环境研究所 | Filter membrane clamping and collecting method for falling dust of museum of ancient ruined site |
Non-Patent Citations (6)
| Title |
|---|
| 刘丽君 等: "大气中颗粒物、硝酸和氨同时采集方法", 《环境化学》 * |
| 刘丽君 等: "大气中颗粒物、硝酸和氨同时采集方法", 《环境化学》, vol. 9, no. 1, 28 February 1990 (1990-02-28), pages 32 - 38 * |
| 宋琦如 等: "《普通高等教育"十三五"规划教材 煤矿井下粉尘防治》", 中国环境科学出版社, pages: 135 - 36 * |
| 梁宝生 等: "大气中氨的采集技术", 《分析化学》 * |
| 梁宝生 等: "大气中氨的采集技术", 《分析化学》, vol. 33, no. 8, 31 August 2005 (2005-08-31), pages 1192 - 1198 * |
| 郑波: "离子色谱法测定大气中氨及低级脂肪胺", 《石化技术》, vol. 5, no. 2, 30 June 1998 (1998-06-30), pages 108 - 111 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113009038A (en) * | 2021-03-09 | 2021-06-22 | 广东工业大学 | Analysis method for simultaneously collecting and detecting gas-phase and particle-phase organic amine in atmospheric environment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201266145Y (en) | Flue gas trapping absorption apparatus | |
| Hart et al. | High-volume air sampler for particle and gas sampling. 1. Design and gas sampling performance | |
| CN108414386A (en) | The sample devices of particle concentration free of cleaning | |
| CN104678062A (en) | VOC (volatile organic compound) gas and non-methane total hydrocarbon gas sampling and detecting system | |
| WO2022105548A1 (en) | Integrated process and system for measurement and treatment of toxic gases in deep natural gas | |
| CN107328616A (en) | It is a kind of while gathering the ammonia and the method and device of organic amine of gaseous state and particulate form | |
| CN207114269U (en) | A kind of device of ammonia and organic amine while that gather gaseous state and particulate form | |
| CN205333366U (en) | Four properties way atmospheric sampling ware | |
| CN214373688U (en) | Device for synchronously collecting and detecting volatile organic compounds in ambient air or waste gas | |
| CN203337636U (en) | Organic waste gas simulation and adsorption device | |
| CN203745446U (en) | Flue gas detection device | |
| CN203132886U (en) | Double-filter membrane active carbon box used for sampling Rn-Tn and daughter of Rn-Tn | |
| CN112595557A (en) | Tail gas sampling device and method for chlorination volatilization system | |
| CN109387466A (en) | The efficiency inspection system of high efficiency particulate air filter for nuclear leve air cleaning unit | |
| CN204718318U (en) | A kind of Bioexperiment device drying baker | |
| CN209215331U (en) | A kind of automobile exhaust gas checking apparatus facilitating suspension | |
| CN104568521B (en) | A kind of passive sampling apparatus of air reactive gaseous mercury | |
| CN105699566B (en) | A kind of sampling determination method of macrolide antibiotics in measure water body | |
| CN211935995U (en) | Air filtering device for mass spectrometer | |
| CN207964778U (en) | A kind of boiler smoke detection device | |
| CN209525157U (en) | A kind of VOC acquisition device and VOC analytical equipment | |
| CN201596427U (en) | High-temperature resistant filter film particle catcher | |
| CN107561221A (en) | One kind detection cabin | |
| CN114152713A (en) | Device and method for collecting and detecting gaseous and granular heavy metals of fixed pollution source | |
| CN202974871U (en) | Argon-air dual-gas-source gas-path system for element analysis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Huang Xiongfeng Inventor after: Li Ping Inventor after: Lin Zhijie Inventor after: Zhong Lin Inventor before: Huang Xiongfeng Inventor before: Li Ping Inventor before: Lin Zhiping Inventor before: Zhong Lin |
|
| CB03 | Change of inventor or designer information |