USD $0.20-0.80 / Metric Ton
USD $430.00-455.00 / Metric Ton
USD $400.00-500.00 / Metric Ton
USD $2,980.00-3,160.00 / Metric Ton
USD $5.00-10.00 / Kilogram
item |
i |
ii |
iii |
iv |
v |
fe |
10ppmmax |
20ppm max |
30ppm max |
80ppm max |
150ppm max |
na2s |
60%min. |
60%min. |
60%min. |
60%min. |
60%min. |
water insolubles |
0.10%max. |
0.10%max. |
0.18%max. |
0.20%max. |
0.30%max. |
na2co3 |
1.80%max. |
1.80%max. |
1.80%max. |
1.80%max. |
3.00%max. |
na2so3 |
1.80%max. |
1.80%max. |
1.80%max. |
2.00%max. |
2.00%max. |
na2s2o3 |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
colour |
yellow |
specification of sodium sulfide
item |
i |
ii |
iii |
iv |
v |
fe |
10ppmmax |
20ppm max |
30ppm max |
80ppm max |
150ppm max |
na2s |
60%min. |
60%min. |
60%min. |
60%min. |
60%min. |
water insolubles |
0.10%max. |
0.10%max. |
0.18%max. |
0.20%max. |
0.30%max. |
na2co3 |
1.80%max. |
1.80%max. |
1.80%max. |
1.80%max. |
3.00%max. |
na2so3 |
1.80%max. |
1.80%max. |
1.80%max. |
2.00%max. |
2.00%max. |
na2s2o3 |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
colour |
yellow |
benefits:
used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making also widely used in pigment and rubber industry, etc.
packing:
in 25kg woven bags or in 150kg iron drum (1500ppm)
quality control
rigid quality control on inputs, process and outputs lead to high purity and consistent quality that permit standardization of its use in industry.
handling and storage
keep in a tightly closed container, stored in a cool, dry, ventilated area. protect against physical damage. isolate from incompatible substances. containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product