2015 HOT SALE Factory Supply Sodium Hydrogen Sulfite 99%
Negotiable /Ton
Min.Order:1 Ton
Zhengzhou Mahaco Commercial Co., Ltd.
1.Commidity: sodium hydrogen sulfite
2.15 years export experience
3.Facotry directory
4.Lightening delivery
5.ISO Controlled
sodium hydrogen sulfite Specification:
Test Item | Standard | Typical test Result | Individual Result |
Appearance | White or light yellow crystalline powder | White or light yellow crystalline powder | conform |
Purity(NaHSO3) | ≥99% | 99.4% | conform |
SO2 | 64-67% | 65.2% | conform |
Fe | ≤0.004% | 0.0025% | conform |
Chloride(as Cl) | ≤0.05% | 0.023% | conform |
Heavy metal (Pb) | ≤0.001% | <0.0005% | conform |
As | ≤0.0002% | <0.0001% | conform |
PH | 4.0-5.0 | 4.5 | conform |
Mainly used in printing and dyeing, synthetic detergent, vinglon, dye, glass, paper making and inorganic salt industrial materials:
1. For dyes and auxiliaries to adjust the fillers and additives Dye concentration so that they can achieve the standard concentration.
2. Also can be used as a direct dye, sulfur dyes, vat dyes in the fabric dyeing Agent procuring directly with acid dyes in silk and wool fibers animals at the Buffering agent
3. Are also used for printing, silk fabrics refining the undertone protection agents.
4. Paper industry for making kraft pulp at the cooking agent.
5. The pharmaceutical industry as barium salt poisoning of antidotes.
6. In addition, as materials for synthetic detergent, glass, papermaking, inorganic salts, dyestuff, alcohol fibre, tanning, metal smelting, surface treatment and filler industries etc.
Packing: In 25kg/50kg/1000kg/1200kg net each PP/PE bag.