Фрукты, овощи и продукты их переработки. Определение общего содержания диоксида серы
Название (англ.):
Fruits, vegetables and derived products; Determination of total sulphur dioxide content
Описание (англ.):
The method consists in acidifying and heating a test portion, entraining, in a current of nitrogen, the gas liberated, absorbing and oxidizing the gas by bubbling it through a neutral, dilute hydrogen peroxide solution, then determining the sulphuric acid thus formed using standard volumetric sodium hydroxide solution. Verification of the determination is described in the annexes A and B, respectively.
Дата регистрации:
01.10.81
Дата введения:
01.09.81
Код КГС:
Н09
Код ОКСТУ:
9760;9709;9109;9160
Код ОКС(МКС):
67.080.01
Код ОКП:
9760;9709;9109;9160
Ключевые слова:
AGRICULTURAL PRODUCTS CHEMICAL ANALYSIS CHEMICAL ANALYSIS AND TESTING DETERMINATION OF CONTENT FRUIT-AND VEGETABLE PRODUCTS FRUITS SULPHUR SULPHUR DIOXIDE VEGETABLES CHEMICAL ANALYSIS AND TESTIN