Model Number: BST2030
Place of Origin: China
HS: 32041911
products style:
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... >>
Formula: Na2S2O3.5H2O
M.W.: 248.2
specifications:
HS:28323000
purity: 99%min.
Insoluble matter in water: 0.01% max.
Sulfides(in terms of na2s): 0.001%max.
Uses: used for reduction as fixing agent in photography, strengthening agent in the manufacture of cement, in leather and textile industry etc. >>
Formula: Ca(ClO)2.
M. W. : 142.9.
Specification:
Appearance: milky or pale granule and powder.
Available chlorine content: 62%/ 67%/ 70%(min).
Uses: widely used in bleaching for cotton and linen textiles, papermaking, chemical fiber and starch, sterilizing for drink water and swimming pool. >>
Formula: CCl3NO2
CAS NO.: 76-06-2
RTECS NO.: PB6300000
UN NO.: 1580
IMDG Page: 6108
FLASH POINT:
CLASS: the 6.1 class poisonous goods.
PACKINGï¼šâ… .
HS:29049030.
M. W.: 164.38.
Specifications:
Purity: 99.5%( min/ super grade)
99.0%( min/ first grade)
Free acidity(calculated as HNO3): 100ppm(max).
Water content: 100ppm( max).
Density( 20℃): 1.645~1.663
Toxicity: high poisonous.
Uses: mainly used in killing insects, germs, mice and diseases of infection through soil. It can ... >>
Formula: C6H4N3O5Na.
CAS NO.: 831-52-7
RTECS NO.: TJ7850000
UN NO.: 1349.
HS:29420000
M. W.: 221.
Specifications:
Appearance: brownish- red paste.
Purity: 98%( minx/ dry product).
Amino content: 86%(min).
Water content: 25~35%.
Uses: mainly used in manufacturing azonic dyes and metal complex dyes. >>