Determination of total silica, total iron, total aluminium, total calcium, total magnesium, total potassium, total sodium, total phosphorus, total sulphur, total manganese, total copper, total zinc in forest plant and fores
NORM herausgegeben am 1.1.1987
Designation standards: GB 7887-1987
Note: UNGÜLTIG
Publication date standards: 1.1.1987
Country: Chinese technical standard
Kategorie: Technische Normen GB