Пластмассы. Определение содержания золы. Часть 1. Общие методы
Название (англ.):
Plastics; determination of ash; part 1: general methods
Описание (англ.):
Specification of three general methods to determine the ash of an organic materials: Method A: Direct calcination. The organic matter of the test portion is burnt and the residue treated at high temperature until constant mass is reached. Method B: Sulphated Ash. After burning the organic matter the residue is treated with concentrated suphuric acid, heated until fuming has ceased and then calcinated as before. Method C: Digestion with sulfuric acid before burning and calcination. The choice of the calcination temperature between 600
Заменён стандартами:
ISO 3451-1(1997.07)
Дата введения:
01.10.81
Дата отмены:
01.07.97
Код КГС:
Л29
Код ОКСТУ:
2209
Код ОКП:
2209
Нормативные ссылки:
DIN ISO 3451-1-1991, EQV*NEN-ISO 3451-1-1982, EQV*NF T51-040-1979, EQV*NS 9513-1985, NEQ*SFS-ISO 3451/1-1986, EQV*UNE 53-090-84 2R-1984, EQV*BS 2782 PART 4 METHOD 470A(1991/BSI), EQV
Ключевые слова:
ANALYSIS ASH CONTENTS ASH DETERMINATION ASHES ASHING ASHING METHOD CHEMICAL ANALYSIS CHEMICAL ANALYSIS AND TESTING COMBUSTION DETERMINATION OF CONTENT INCINERATION ANALYSIS PLASTICS TEST EQUIPMENT TESTING TESTING CONDITIONS ANALYSIS CHEMICAL ANALYSIS AND TESTIN