Фенол жидкий технический. Определение содержания фенолов. Метод бромирования
Название (англ.):
Liquefied phenol for industrial use; Determination of phenols content; Bromination method
Описание (англ.):
The method is not specific for phenol. It determines tho total amount of material that can be brominated under the conditions of the test. It is applicable to mixtures of about 80 % (V/V) phenol and 20 % (V/V) water. The principle is based on reaction between phenol and bromine from a measured amound of standard bromide/bromate solution. Formation of tribromophenol, follwed by iodometric determination for excess bromine using astandard volumetric solution of sodium thiosulphate.
Заменён стандартами:
Дата введения:
01.03.72
Дата отмены:
30.05.02
Код КГС:
Л29
Код ОКСТУ:
2424;2409
Код ОКС(МКС):
71.080.90
Код ОКП:
2424;2409
Нормативные ссылки:
NBN T 04-289-1985, EQV*NF T20-720-1984, EQV*NS 9015-1981, NEQ
Ключевые слова:
BROMINE CHEMICAL ANALYSIS CHEMICAL ANALYSIS AND TESTING CHEMICAL COMPOUNDS CONNECTIONS DETERMINATION OF CONTENT PHENOL PHENOLS CHEMICAL ANALYSIS AND TESTIN