We have a series of sulphur black to satisfy the requirement of different customers:
1) 501 sulphur black BR 200%
2) 588 (522) sulphur black BR 200%
3) 501 sulphur black BR 240%
4) 588 (522) sulphur black BR 240%
5) 521sulphur black B 200%
6) (C.I. sulphur black 1)
588 (522) 200% strength sulphur black BR has more reddish shade than 501. Its appearance is bright thin flakes and solubility is fine.
The shade of 521 200% strength sulphur black B is more blueish. On the shade, sulphur black 521 B assumes blueinsh, sulphur black 501 BR assumes blue-reddish, sulphur black 588 (522) BR assumes redder and sulphur black 3R assumes bright red.
Specifications:
1) Appearance: black scale
2) Shade: corresponding to standard
3) Moisture: 6.0% max.
4) Insoluble matter in sodium sulphide: 0.7% max.
5) Free sulphur content: 0.5% max.
Application: mainly used for the dyeing of cotton textiles
Packing:
25kg/iron drum/PP bag/carton box
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