About 241 products for copper sodium (0.000)
Yellow Flakes Sodium Sulphide 60%
Desc:SPECIFICATION(GB 10500-2009): Iterms StandardsNa2S%: 50-60%minNa2CO3%: 2-3.5 %maxFe%:0.001-0.3 % maxWater insoluble%: 0.05-0.2 % maxNa2S2O32.5% maxNa2...
2024-01-11
70% Yellow Flakes Sodium Hydrosulfide
Desc:Specification(GB 23937-2009):Iterms StandardsNaHS%: 70%minNa2CO3%: 1 %maxFe%:0.0015-0.003 % maxWater insoluble%: 0.005 % maxNa2S2O31.5% maxNa2S3-4 % m...
2024-01-11
70% Yellow Flakes Sodium Hydrosulfide
Desc:Specification(GB 23937-2009):Iterms StandardsNaHS%: 70%minNa2CO3%: 1 %maxFe%:0.0015-0.003 % maxWater insoluble%: 0.005 % maxNa2S2O31.5% maxNa2S3-4 % m...
2024-01-11
