GB 7887-1987

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

NORMA vydaná dňa 1.1.1987

The information about the standard:

Designation standards: GB 7887-1987
Note: NEPLATNÁ
Publication date standards: 1.1.1987
Country: Chinese technical standard
Kategória: Technické normy GB