Author: https://www.chinesestandard.net
Publisher: https://www.chinesestandard.net
ISBN:
Category : Science
Languages : en
Pages : 9
Book Description
This Standard specifies the requirements, test methods, inspection rules, marks, package, transportation, storage, quality certificate and orders (or contracts) for the tungsten concentrate. This Standard applies to tungsten concentrate products selected in mine; it can be used for producing ammonium paratungstate, tungstic acid, ammonium metatungstate, tungsten oxide etc.