About 233 products for intermediates for dyes (0.003)
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