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Sodium sulfide
性状：白色到黄、红色粉末状或片状固体，易吸潮，易溶于水。
Description: white to yellow or red powder or flake solid, easy absorption of moisture, soluble in water.
Purpose: non-ferrous metal mine fine adjustment agent (sphalerite, pyrite, gold, silver).
规格：硫化钠含量50~60%。
Specification: sodium sulfide content in 50 ~ 60%.
包装：内塑外编，25kg/袋或50kg/袋。
Packing: in plastic outside, 25 kg/bag or 50 kg/bag.
