SODIUM SULPHITE ANHYDROUS extrapure AR

Product Code

1949130

Product Name

CAS Number

7757-83-7

Classification

SODIUM SULPHITE ANHYDROUS extrapure AR

Specifications

Na2SO3 M.W. 126.04
DESCRIPTION ............... A white crystalline powder
SOLUBILITY ................ 10% aq soln clear & colourless
ASSAY ..................... min 98%
pH(5% AQUEOUS SOLUTION) ... 9.0-11.0
WATER INSOLUBLE MATTER .... max 0.005%
CHLORIDE(Cl) .............. max 0.04%
IRON(Fe) .................. max 0.001%
HEAVY METALS(Pb) .......... max 0.001%
COPPER(Cu) ................ max 0.0005%
ARSENIC(As) ............... max 0.00005%
PHOSPHATE (P) ............. max 0.0005%
THIOSULPHATE (S2O3) ....... max 0.02%

Available Packages