SODIUM SULPHITE                                                          

REF.NO: 60-10-082-00

A

FORMULA :Na2SO3

F. Wt:126.05

B

                                    SPECIFICATIONS

1

Appearance

White granular powder

2

Assay as Sodium sulfite

Min: 98%

3

Insoluble matter

Max :0.005%

4

Free alkali as Sodium carbonate

Max: 0.15%

5

Chloride

Max :0.02%

6

Free acid

To pass the test

7

Phosphate

Max :0.0005%

8

Heavy metals as Pb

Max :0.001%

9

Iron

Max :0.0005%

10

Reaction with ammoniacal silver nitrate

To pass

11

Practical test

Passes the test

C

Quantity of sample required for test

500 gms

D

Mode of packing

To be packed in PE container with PE screw cap.