Sodium Sulphite Anhydrous extrapure AR, ACS, ExiPlus™, 98%

$34.41

SKU: KS-29814 Category:

Description

CAS No. 7757-83-7
Packing : 500 G

HSN Code : 28321090
IMDG Identification : Not Regulated for Transport (Non-Haz)
Molecular Formula : Na2SO3
Molecular Weight : 126.04
Storage : Room Temperature
Shelf Life : 60 Months

Specifications

ExiPlus meets compendial specs of USP, BP
Appearance (Colour) White
Appearance (Form) Crystalline powder
Solubility (Turbidity) 10% aq. solution Clear
Solubility (Colour) 10% aq. solution Colourless
Assay min. 98%
pH (5% aq. solution) 9.0 – 11.0
Titrable free base 0.03 meq/g
Insoluble matter max. 0.005%
Chloride (CI) max. 0.02%
Iron (Fe) max. 0.001%
Heavy Metals (Pb) max. 0.001%
Free acid Passes test
Copper (Cu) max. 0.0005%
Arsenic (As) max. 0.00005%
Phosphate (PO4) max. 0.0005%
Thiosulphate (S2O3) max. 0.02%

Additional information

Packing

500 G