Фрукты, овощи и продукты их переработки. Определение щелочности общей золы и водорастворимой золы
Название (англ.):
Fruits, vegetables and derived products; Determination of alkalinity of total ash and of water-soluble ash
Описание (англ.):
After incineration of the product at 525 +/- 25 degrees centigrade the method consists in a) in the case of total ash: addition of an excess of standard volumetric sulphuric acid solution and back titration with standard volumetric sodium hydroxide solution, b) in the case of water-soluble ash: extraction of the ash with hot water and neutralization of the aqueous extract with standard volumetric sulphuric acid solution.
Дата регистрации:
01.10.81
Дата введения:
01.08.81
Код КГС:
Н09
Код ОКСТУ:
9760;9709;9109;9160
Код ОКС(МКС):
67.080.01
Код ОКП:
9760;9709;9109;9160
Нормативные ссылки:
NF V03-060(1975/AFNOR)
Ключевые слова:
ALKALINITY ASHES CHEMICAL ANALYSIS CHEMICAL ANALYSIS AND TESTING DETERMINATION FRUIT-AND VEGETABLE PRODUCTS FRUITS VEGETABLES CHEMICAL ANALYSIS AND TESTIN