China sodium sulfite Anhydrous | 7757-83-7 supplier

Details for sodium sulfite Anhydrous

sodium sulfite Anhydrous

111Category:

Inorganic chemicals/Others

CAS NO:

7757-83-7

EC NO:

231-821-4

Molecular Formula:

Na₂SO₃

Molecular Weight:

126.04

Specification:

InChI:

InChI=1/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2

Product description:

Industrial Anhydrous sodium sulfite

Molecular Formula: Na2SO3
Molecule Weight: 126.04
Appearance: white or light yellow crystalline powder
Quality standard: HG/T 2967——2000

Item	Value
Item	Top-grade	First grade	Qualified product
sodium sulfite (Na2SO3),%	≥ 97.0	≥ 96.0	≥ 93.0
Fe,%	≤ 0.003	≤ 0.005	≤ 0.02
water-Insoluble ,% water-Insoluble ,%	≤ 0.02	≤ 0.03	≤ 0.05
Free alkali(as Na2SO3),%	≤ 0.10	≤ 0.40	≤ 0.80
Sulfate(as Na2SO4),%	≤ 2.5	—	—
Chloride(as NaCl),%	≤ 0.10	—	—

Uses: used in leather and tannage, plant bleaching agent, reductant

Packing: in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc.

Net weight: 25,50,1000kilograms per bag or following your demand.

We welcome your orders for bromide products, magnesium chloride, industrial crude salt and bittern serial chemicals.

Synonyms:

Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);

Molecular Structure:

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