Model NO.: 70% Certification: CCIC, CIQ, SGS, ISO Type: Sodium Hydrosulfide Trademark: Tiger Brand Specification: 70% FE 30PPM HS Code: 28301090 Appearance: Flake Purity: 50%~80% Grade Standard: Industrial Grade Transport Package: 25kgs 900kgs PP Woven Bag Origin: China
1.Less impurity, not easy to be intenerated,especially less iron , sodium sulfide,
sodium carbonate, insolubles impurity in water.dip-dying in the leather
2.It can disperse the fibre equably, less iron insure the appearance and good
quality of leather.
1.Mainly used by mill run, pesticide, dye ,leather production and organic
2.Used as Intermediate
compound of dyestuff,various kinds of organic
products and auxiliary agent of sulfur dyeing.
3.Used in the production of Fertilizer
|Test items ||Unit of Measure ||Lab Test Results |
| Purity% ||70 ||72.3 |
| Water insoluble% ||≤0.005 ||≤0.004 |
| Iron(ppm) ||15 ||15 |
| Na2CO3≤ ||≤1 ||≤0.6 |
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