sodium sulfite Na2SO3 97% industrial-strength

1.CAS No.: 7757-83-7 2.Prompt shipment and competitive price 3.competitive price sodium sulfite na2so3 4.Both tech and f

97% Anhydrous Sodium Sulfite Na2SO3

1.purity:97%, 2.White crystal or powder and have smell such as SO2, 3.free sample

4.sodium hydrogen sulfite can be used as reagent, dried fruit and meat preservatives, printing and dyeing industry deoxidizer,

ITEM	Index
Na2SO3	97%
Clarity test	Qualified
Water insoluble	≤ 0.005
As	≤ 0.0001
Pb	≤0.001
Fe	≤0.0005
Thiosulfate (S2O3)	≤0.01
Cl	≤0.005
Free base (in NaCO dollars)	≤0.1
Heavy metal	0.002

Appearance: white powder

Density (g/cm3): 1.561

Solubility: Soluble in water, water solution is alkaline. indissolvable in ethanol

Application:Used in artificial fiber stabilizer, fabric bleach, photographic contrast 

extravasation, dye bleaching deoxidizer, spices and dye reductant, paper lignin 

removal agent

Packaging:The product is delivered regularly in 25 kgs net plastic bags with PE inside. 

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