RU96112907A - METHOD FOR QUANTITATIVE DETERMINATION OF TYPHENSULFURON-METHYL IN SOIL - Google Patents

METHOD FOR QUANTITATIVE DETERMINATION OF TYPHENSULFURON-METHYL IN SOIL

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Publication number
RU96112907A
RU96112907A RU96112907/25A RU96112907A RU96112907A RU 96112907 A RU96112907 A RU 96112907A RU 96112907/25 A RU96112907/25 A RU 96112907/25A RU 96112907 A RU96112907 A RU 96112907A RU 96112907 A RU96112907 A RU 96112907A
Authority
RU
Russia
Prior art keywords
methyl
soil
extraction
chloroform
aqueous
Prior art date
Application number
RU96112907/25A
Other languages
Russian (ru)
Other versions
RU2102741C1 (en
Inventor
А.А. Сметник
Original Assignee
А.А. Сметник
Filing date
Publication date
Application filed by А.А. Сметник filed Critical А.А. Сметник
Priority to RU96112907A priority Critical patent/RU2102741C1/en
Priority claimed from RU96112907A external-priority patent/RU2102741C1/en
Application granted granted Critical
Publication of RU2102741C1 publication Critical patent/RU2102741C1/en
Publication of RU96112907A publication Critical patent/RU96112907A/en

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Claims (1)

Способ количественного определения тифенсульфурон-метила (3-[3-(4-метокси-6-метил-1,3,5-триазин-2-ил)уреидосульфонил]тиофен-2-карбоновой кислоты метиловый эфир) в почве, включающий экстракцию смесью органического растворителя и водного щелочного раствора, подкисление водной кислотой, переэкстракцию водного щелочного раствора после подкисления хлороформом и жидкостное хроматографирование, отличающийся тем, что экстракцию проводят смесью метанола, воды и гидрофосфата калия, из экстракта удаляют метанол, водный остаток подкисляют концентрированной орто-фосфорной кислотой, обрабатывают хлороформом, хлороформовые экстракты упаривают досуха, сухой остаток растворяют в экстрагенте, подкисляют концентрированной ортофосфорной кислотой и хроматографируют.Method for the quantitative determination of tifenesulfuron methyl (3- [3- (4-methoxy-6-methyl-1,3,5-triazin-2-yl) ureidosulfonyl] thiophen-2-carboxylic acid methyl ester) in soil, including extraction with a mixture organic solvent and aqueous alkaline solution, acidification with aqueous acid, re-extraction of the aqueous alkaline solution after acidification with chloroform and liquid chromatography, characterized in that the extraction is carried out with a mixture of methanol, water and potassium hydrogen phosphate, methanol is removed from the extract, the aqueous residue is acidified with concentrate orthophosphoric acid bath, treated with chloroform, the chloroform extracts were evaporated to dryness, the residue was dissolved in dry extractant, acidified with concentrated phosphoric acid and chromatographed.
RU96112907A 1996-06-19 1996-06-19 Method of quantitative determination of thiphensulfurone-methyl in soil RU2102741C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96112907A RU2102741C1 (en) 1996-06-19 1996-06-19 Method of quantitative determination of thiphensulfurone-methyl in soil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96112907A RU2102741C1 (en) 1996-06-19 1996-06-19 Method of quantitative determination of thiphensulfurone-methyl in soil

Publications (2)

Publication Number Publication Date
RU2102741C1 RU2102741C1 (en) 1998-01-20
RU96112907A true RU96112907A (en) 1998-04-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU96112907A RU2102741C1 (en) 1996-06-19 1996-06-19 Method of quantitative determination of thiphensulfurone-methyl in soil

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RU (1) RU2102741C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11585790B1 (en) 2020-07-31 2023-02-21 Pace Analytical Services, LLC Analytical herbicide detection technology

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