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联系人 Mr. min
lixin, gaomi, shandong
Sulphur black BR **0% 1.Usege:mainly used for dyeing of cotton fibre assisted by sodium sulfide. 2.Technical indexes: appearance: black flake crystal with metal gloss. Strength (pionts): **0*5 to standard sample. shade: similar to standard sample up to micro-level. insoluble matter in Na 2 S: &#***4;0.5% free sulphur content: &#***4;0.1% moisture: &#***4;4% 3.Package:*5 KGS iron drum
