Chinese Standard: GB/T 22787-2008

Determination of essential parameters of cryolite for use in  fireworks and firecrackers

全国烟花爆竹标准化技术委员会

本标准规定了烟花爆竹用冰晶石中硫酸不溶物含量、水分含量、吸湿率、细度、铝含量、铁含量和有效成分（钠含量）的测定方法。
本标准适用于烟花爆竹用冰晶石硫酸不溶物含量、水分含量、吸湿率、细度、铝含量、铁含量和有效成分（钠含量）的测定。

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