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2 103 681

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IPC

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Application

94038314/13, 1994-09-27

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Actual filing date

1994-09-27

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Published

1998-01-27

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Inventor

Kalasheva Natalija AleksandrovnaKovalev Vladimir SemenovichKonevets Evgenij MikhajlovichTul'Skij Jurij SemenovichGaponenko Valentina GeorgievnaStrelkova Valentina PetrovnaKiril'Tseva Tat'Jana NikolaevnaBrants Mikhail Abramovich

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Holder

METHOD OF PHOSPHORUS QUANTITATIVE DETERMINATION IN VEGETABLE OIL Russian patent published in 1998 - IPC

Abstract RU 2103681 C1

FIELD: analytical chemistry. SUBSTANCE: method involves liquid-liquid extraction of an oil sample with alcohol-ether solution at ratio = (1:1)-(1: 2) to sample mass followed by acid treatment by addition of 1.5-3.0 ml 10 N sulfuric acid solution in obtained miscella. Heating is carried out at 20-50 C for 30-90 s. Method can be used for technochemical control in fat and oil industry. EFFECT: improved method of analysis. 1 tbl

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RU 2 103 681 C1

Authors

Kalasheva Natalija Aleksandrovna

Kovalev Vladimir Semenovich

Konevets Evgenij Mikhajlovich

Tul'Skij Jurij Semenovich

Gaponenko Valentina Georgievna

Strelkova Valentina Petrovna

Kiril'Tseva Tat'Jana Nikolaevna

Brants Mikhail Abramovich

Dates

1998-01-27—Published

1994-09-27—Filed