SU1170345A1 - Method of determining potassium in sea water - Google Patents

Method of determining potassium in sea water Download PDF

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Publication number
SU1170345A1
SU1170345A1 SU843704985A SU3704985A SU1170345A1 SU 1170345 A1 SU1170345 A1 SU 1170345A1 SU 843704985 A SU843704985 A SU 843704985A SU 3704985 A SU3704985 A SU 3704985A SU 1170345 A1 SU1170345 A1 SU 1170345A1
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SU
USSR - Soviet Union
Prior art keywords
sea water
sample
determining
determining potassium
sodium tetraphenylborate
Prior art date
Application number
SU843704985A
Other languages
Russian (ru)
Inventor
Алексей Владимирович Меркушов
Юрий Александрович Сапожников
Сергей Иванович Синьков
Любовь Дорофеевна Сапожникова
Original Assignee
МГУ им.М.В.Ломоносова
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by МГУ им.М.В.Ломоносова filed Critical МГУ им.М.В.Ломоносова
Priority to SU843704985A priority Critical patent/SU1170345A1/en
Application granted granted Critical
Publication of SU1170345A1 publication Critical patent/SU1170345A1/en

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Abstract

СПОСОБ ОПРЕДЕЛЕНИЯ КАЛИЯ В МОРСКОЙ ВОДЕ, включакнций подкисление пробы, осаждение раствором тетрафенилбората натри , растворение полученного осадка в диметилформами-. де, содержащем сцннтипл ционЯЫе добавки , и последующее измерение радиоактивности , отличающйй-с  тем, что,с целью повьшени  точности определени  и ускорени  процесса, используют тетрафенилборат натри , меченый по С, а дл  растворени  осадка - смесь диметилформамида и диоксана в соотношении 1:METHOD FOR DETERMINING KALIUM IN SEA WATER, including acidification of the sample, precipitation with a solution of sodium tetraphenylborate, dissolving the resulting precipitate in dimethyl forms -. de, containing scientifically based additives, and subsequent measurement of radioactivity, characterized in that, in order to improve the accuracy of determination and acceleration of the process, sodium tetraphenylborate labeled in C is used, and a mixture of dimethylformamide and dioxane is used in the ratio 1:

Description

СО 4: СПCO 4: SP

Claims (1)

СПОСОБ ОПРЕДЕЛЕНИЯ КАЛИЯ В МОРСКОЙ ВОДЕ, включающий подкисление пробы, осаждение раствором тетрафенилбората натрия, растворение полученного осадка в диметилформами-. де, содержащем сцинтипляционИЫе добавки, и последующее измерение радио активности, отличающийся тем, что,с целью повышения точности определения и ускорения процесса, используют тетрафенилборат натрия, меченый по 1*С, а для растворения осадка - смесь диметилформамида и диоксана в соотношении 1:(3,5-4,5).METHOD FOR DETERMINING POTASSIUM IN SEA WATER, including acidification of the sample, precipitation with sodium tetraphenylborate solution, dissolution of the precipitate in dimethylforms-. de containing scintillation additives and subsequent measurement of radio activity, characterized in that, in order to increase the accuracy of determination and accelerate the process, sodium tetraphenyl borate labeled at 1 * C is used, and a mixture of dimethylformamide and dioxane in the ratio 1 :( 3.5-4.5). определения и ускоренdefinitions and accelerated II 1.1. млml К пробе морской добавляют 10 мл НС?. Осаждают ка110 ml of HC? Are added to the marine sample. Besieged ka1
SU843704985A 1984-02-28 1984-02-28 Method of determining potassium in sea water SU1170345A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU843704985A SU1170345A1 (en) 1984-02-28 1984-02-28 Method of determining potassium in sea water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU843704985A SU1170345A1 (en) 1984-02-28 1984-02-28 Method of determining potassium in sea water

Publications (1)

Publication Number Publication Date
SU1170345A1 true SU1170345A1 (en) 1985-07-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU843704985A SU1170345A1 (en) 1984-02-28 1984-02-28 Method of determining potassium in sea water

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SU (1) SU1170345A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5912180A (en) * 1993-08-13 1999-06-15 Hybrivet Systems, Inc. Process and apparatus for testing for substances in liquids

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Sporek K.F. The gravimetrie determination of Potassium as the potassium-tetraphenylboron salt. Analyst, 1956, v. 81, c. 540-543. Меркушов A.B., Сапожников Ю.А. Жидкостно-сцинтилл ционное определение кали в морскоц воде. Вест.МГУ, 1983, № 1868-83 Деп., с. 5. *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5912180A (en) * 1993-08-13 1999-06-15 Hybrivet Systems, Inc. Process and apparatus for testing for substances in liquids

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