Humate Tianjin supply leather treatment use low iron Sodium Sulphide Flakes

Humate Tianjin supply leather treatment use
low iron Sodium Sulphide Flakes
Molecular formula: Na2S
Sodium Sulphide Property: Thin flakes, yellow or red, soluble water, presenting strong alkaline solution, easily oxidized when exposed to air, poison/
Specification:
ITEM
I
II
III
IV
V
VI
Fe
10ppmmax
20PPMmax
30ppmmax
80ppmmax
150ppmmax
1500ppmmax
Na2S
60%min.
60%min.
60%min.
60%min.
60%min.
60%min.
Waterinsolubles
0.10%max.
0.10%max.
0.18%max.
0.20%max.
0.30%max.
0.40%max.
Na2CO3
1.80%max.
1.80%max.
1.80%max.
1.80%max.
3.00%max.
5.00%max.
Na2SO3
1.80%max.
1.80%max.
1.80%max.
2.00%max.
2.00%max.
2.00%max.
Na2S2O3
2.00%max.
2.00%max.
2.00%max.
2.00%max.
2.00%max.
2.00%max.
Colour
Yellow
RED
Benefits:
Sodium Sulphide Flakes used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather treatment, digestion auxiliary in paper-making also widely used in pigment and rubber industry, etc.
Packing:
Sodium Sulphide Flakes 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