Supply Sodium Hydrogen Sulfite 99% Industrial Grade

Classification:Sulphate

Type:sodium sulfite

CAS No.:7757-83-7

Other Names:sodium sulphite, anhydrous sodium sulfite, anhydrous sodium sulphite

MF:Na2SO3

EINECS No.:231-821-4

Place of Origin:Shandong, China (Mainland)

Purity:96%-99%

Appearance:White Powder

Application:to be used in food industry, water treatment, photographic, etc.

Brand Name:Bochuang

Model Number:sodium sulfite

market:Japan, Korea, USA, Canada, Europe, UAE, Dubai, Mexico, Brazil, etc.

Packaging Details:50KG/bag ,Inner plastic packaging, outer woven bag

Delivery Detail:7 days against L/C or TT deposit

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

sodium hydrogen sulfite 99% Application:

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.