Sodium Sulphite

Parameter

 Specification

 Result

Batch No.

 1216-50

Description

 White crystalline Powder

 White crystalline Powder

Formula

Na2SO3

 Comply

Molecular Weight

 126.05

 Comply

PH

9.3-10.7

 10.48

Alkali

As Na2SO3 % w/w 0.15 Max

 0.13

Assay % w/w

 95-96 % Min

95.15 %

Appearance 20 % soln.

 Clear & Colorless

 Clear % Colorless

Chloride

 < 50 PPM

 < 50 PPM

Sulphate

 4 To 5 %

4.80 %

Moisture

 0.010 %