CN214408708U - Portable aquatic phenolic compound device of qualificating fast - Google Patents
Portable aquatic phenolic compound device of qualificating fast Download PDFInfo
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- CN214408708U CN214408708U CN202120427431.1U CN202120427431U CN214408708U CN 214408708 U CN214408708 U CN 214408708U CN 202120427431 U CN202120427431 U CN 202120427431U CN 214408708 U CN214408708 U CN 214408708U
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Abstract
The utility model discloses a portable device for rapidly determining the nature of phenolic compounds in water, which comprises a first reaction container, a switch valve and an outlet, wherein the bottoms of the first reaction container and the switch valve can be closely connected with a supporting component and a solid-phase extraction column, and one side of the supporting component and one side of the solid-phase extraction column are provided with a first colorimetric component and a second colorimetric component; whether phenolic pollutants and approximate concentration ranges thereof exist in the field or in the field quick qualitative water judgment body near an unknown water body or not through arrangement of the reaction container I and the colorimetric component I, whether phenolic pollutants and approximate concentration ranges thereof exist in the water body can be judged by naked eyes directly through the color of the color strip after color development, when the sampling amount of collected water is 50mL, the lowest phenolic concentration value which can be judged by naked eyes through color is about 0.004mg/L, namely whether the water body contains phenolic pollutants with the concentration higher than 0.004mg/L or not can be judged approximately through the color of the color strip after color development.
Description
Technical Field
The utility model belongs to the technical field of aquatic phenolic compound, concretely relates to portable aquatic phenolic compound device of qualificating fast.
Background
The toxicity of phenolic compounds is the greatest with phenol, the content of phenol and cresol is the highest in phenol-containing wastewater, and volatile phenol such as phenol and cresol is often used as a pollution indicator in environmental monitoring.
The analysis methods of volatile phenol are more, the methods depend on laboratory instruments for determination, water samples are pretreated by distillation and the like to eliminate interference of color, turbidity, metal ions and the like, and the test time is relatively long. In addition, on-line equipment is mostly adopted for the field test of the volatile phenol, the equipment can complete the detection of the sample only by being provided with a spectrophotometer and a sample pretreatment device, the structure is complex, the maintenance cost is high, and the equipment needs to be electrified during working, so that higher requirements on peripheral configuration are provided during the field test, and the equipment is not suitable for detection and rapid screening under the crude environment.
Therefore, it is desirable to design a portable volatile phenol rapid qualitative device suitable for field test requirements, so as to be suitable for rapidly determining whether phenol pollutants exist in field or near unknown water body and determining approximate concentration range of the phenol pollutants in the field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quick qualitative device of portable aquatic phenol class compound to provide a portable in solving above-mentioned background art, be fit for the quick qualitative device of the volatile phenol of on-the-spot test demand, whether there is phenol class pollutant and roughly concentration range in the body in order to be applicable to near the on-the-spot quick qualitative water judgement body in field or unknown water.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick qualitative device of portable aquatic phenolic compound, includes reaction vessel one, ooff valve and export, the bottom department of reaction vessel one and ooff valve can closely link up has supporting component and solid phase extraction pillar, one side of supporting component and solid phase extraction pillar is provided with colorimetric component one and colorimetric component two.
Preferably, the reaction vessel I is a glass member in its entirety.
Preferably, the first reaction vessel is internally provided with a plunger rod, and the cross section of the plunger rod is circular.
Preferably, the reaction vessel I is internally provided with a solid phase extraction column and a support assembly, and the bottom of the solid phase extraction column is filled with a C18 filler.
Preferably, the solid phase extraction cartridge and the support assembly and plunger rod are all disposable components.
Compared with the prior art, the beneficial effects of the utility model are that:
whether phenolic pollutants and approximate concentration ranges thereof exist in the field or in the field quick qualitative water judgment body near an unknown water body or not through arrangement of the reaction container I and the colorimetric component I, whether phenolic pollutants and approximate concentration ranges thereof exist in the water body can be judged directly through colors of the color bands in a qualitative mode through naked eyes after color development, when the sampling amount of collected water is 50mL, the lowest phenolic concentration value which can be judged through the colors of the naked eyes is about 0.004mg/L, namely whether phenolic pollutants with the concentration being 0.004mg/L exist in the water body can be judged approximately through the colors of the color bands after color development.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a cross-sectional view of the colorimetric assembly of the present invention;
fig. 4 is a view of the plunger rod of the present invention;
fig. 5 is a standard colorimetric card of the present invention.
In the figure: 1. a first reaction container; 2. an on-off valve; 3. a support assembly; 4. a solid phase extraction cartridge; 5. a first colorimetric component; 6. a second colorimetric component; 7. and (7) an outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a quick qualitative device of portable aquatic phenolic compound, includes reaction vessel 1, ooff valve 2 and export 7, and the bottom department of reaction vessel 1 and ooff valve 2 can closely link up has supporting component 3 and solid phase extraction column 4, and one side of supporting component 3 and solid phase extraction column 4 is provided with colorimetric component 5 and colorimetric component two 6.
In the embodiment, the switch valve 2 is closed, a water sample is poured into the reaction container 1, a buffer solution, a color developing agent and an oxidizing agent are added, a small plastic packaging bag containing ammonia water-ammonium chloride buffer solution with the volume of 0.5mL and the concentration of 200g/L is added into the reaction container 1, the mixture is shaken up, then a small plastic packaging bag containing 14mg of N, N-diethyl-p-phenylenediamine sulfate is added with 14mg of N, N-diethyl-p-phenylenediamine sulfate, an oscillating device is used for dissolving the mixture, finally a small plastic packaging bag containing 80mg of potassium ferricyanide powder is used for adding 80mg of potassium ferricyanide powder, the oscillating device is used for dissolving the potassium ferricyanide powder, the large opening end of the disposable C18 solid phase extraction small column 4 is tightly connected with an interface below the switch valve 2 of the reaction container 1, the protruding structures at two ends outside the large opening end are pulled by hand continuously, ensuring that the connection is tight and liquid leakage does not occur, opening a switch valve 2 below a reaction container I1, inserting a plunger rod above the reaction container I1, slowly pushing the plunger rod into the reaction container I1, enabling all water samples in the reaction container I1 to pass through a disposable C18 solid phase extraction cartridge 4 and be discharged from a small opening of the cartridge, adsorbing a green compound generated by the reaction of phenol in water and a color developing agent by a C18 filler in the disposable C18 solid phase extraction cartridge 4, and enabling the filler at the near small opening end of the C18 solid phase extraction cartridge 4 to present a pink color band which is the color of a product obtained after excessive color developing agent is oxidized; the filler at the near-large opening end of the C18 solid-phase extraction small column 4 presents a green or gray color band, the approximate content range of the phenolic pollutants in the water can be qualitatively judged through the color band, and the first colorimetric component 5 and the second colorimetric component 6 comprise a cylindrical colorimetric panel and a rotatable column stem which are both made of glass materials; the cylindrical colorimetric panel and the glass support are integrated, the height perpendicular to the glass support is 4cm, the inner diameter of the colorimetric panel is 1.5cm, the length of the rotatable column is 6cm, the diameter of the part, inserted into the colorimetric panel, of the tail end of the rotatable column is 1cm, the standard colorimetric card is pasted on the outer side of the tail end of the rotatable column, the tail end of the rotatable column is inserted into the middle part of the cylindrical colorimetric panel and is not in contact with the colorimetric panel, after a water sample completely passes through the disposable C18 solid phase extraction column 4, the rotatable column of the colorimetric assembly I5 and the colorimetric assembly II 6 are rotated, the color closest to the color band for color development on the C18 solid phase extraction column 4 is found from the standard colorimetric card through the colorimetric panel, the concentration range of phenolic substances in the water sample is approximately equal to the concentration range of the phenolic substances in the water sample, the other solid phase extraction column 4 can be replaced to detect the next water sample after the test is finished, and the colorimetric color on the standard colorimetric card in the colorimetric assembly I5 and the colorimetric assembly II 6 can be compared with the color on the color band The approximate concentration range of the phenolic compounds in the water is judged, the outlet 7 has no reaction function, the main function is to be tightly attached to the inlet of the solid-phase extraction column 4 so as to ensure that the solution in the reaction container is completely separated through C184 after the opening and closing valve 2 is opened after the reaction, the standard colorimetric card is stuck to the tail end of the colorimetric component I5 in the working process, the gap part of the colorimetric component II 6 is convenient for comparing a color band formed on the C18 solid-phase extraction column 4 after the reaction separation with the standard colorimetric card so as to judge the content of volatile phenol, and the method is suitable for rapidly determining whether the phenolic compounds and the approximate content range thereof exist in the field or the field near an unknown water body on site, is convenient to use and carry, and when the sampling amount of collected water is 50mL, the concentration value of the lowest phenolic compounds which can be judged by naked eyes through color is about 0.004 mg/L.
Specifically, the reaction vessel 1 is a glass member as a whole.
In this embodiment, by providing the vitreous member, no chemical reaction occurs during the operation and stirring.
Specifically, a plunger rod is arranged inside the first reaction vessel 1, and the cross section of the plunger rod is circular.
In this embodiment, the plunger rod is provided to facilitate handling during operation.
Specifically, a solid phase extraction column 4 and a support component 3 are arranged inside the reaction vessel I1, and the bottom of the solid phase extraction column 4 is filled with C18 filler.
In this embodiment, through setting up solid phase extraction pillar 4 and supporting component 3 to be convenient for take and place, thereby make work efficiency can be improved.
In particular, the solid phase extraction cartridge 4, the support assembly 3 and the plunger rod are all disposable components.
In the embodiment, the disposable component is arranged, so that the disposable component is not polluted in the working process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A portable aquatic phenolic compound rapid qualitative device comprises a first reaction container (1), a switch valve (2) and an outlet (7), and is characterized in that: the bottom of the first reaction container (1) and the switch valve (2) can be closely connected with a supporting component (3) and a solid-phase extraction small column (4), and one side of the supporting component (3) and one side of the solid-phase extraction small column (4) are provided with a first colorimetric component (5) and a second colorimetric component (6).
2. The portable rapid qualitative device of phenolic compounds in water according to claim 1, characterized in that: the reaction vessel I (1) is integrally a vitreous component.
3. The portable rapid qualitative device of phenolic compounds in water according to claim 1, characterized in that: a plunger rod is arranged inside the first reaction container (1), and the cross section of the plunger rod is circular.
4. The portable rapid qualitative device of phenolic compounds in water according to claim 1, characterized in that: the reaction container I (1) is internally provided with a solid phase extraction column (4) and a support component (3), and the bottom of the solid phase extraction column (4) is filled with C18 filler.
5. The portable rapid qualitative device of phenolic compounds in water according to claim 1, characterized in that: the solid phase extraction column (4), the supporting component (3) and the plunger rod are all primary components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120427431.1U CN214408708U (en) | 2021-02-26 | 2021-02-26 | Portable aquatic phenolic compound device of qualificating fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120427431.1U CN214408708U (en) | 2021-02-26 | 2021-02-26 | Portable aquatic phenolic compound device of qualificating fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214408708U true CN214408708U (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120427431.1U Expired - Fee Related CN214408708U (en) | 2021-02-26 | 2021-02-26 | Portable aquatic phenolic compound device of qualificating fast |
Country Status (1)
| Country | Link |
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| CN (1) | CN214408708U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115236032A (en) * | 2022-09-26 | 2022-10-25 | 泉州海关综合技术服务中心 | Method and system for measuring content of volatile substances in tea |
-
2021
- 2021-02-26 CN CN202120427431.1U patent/CN214408708U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115236032A (en) * | 2022-09-26 | 2022-10-25 | 泉州海关综合技术服务中心 | Method and system for measuring content of volatile substances in tea |
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| CF01 | Termination of patent right due to non-payment of annual fee |