OM SHREE GANESHYA NAMAH

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Product Name

 SODIUM SULPHITE LR (ANHYDROUS)

Article No

 S0192705000

CAS No

 7757-83-7

Molecular Formula

 Na2SO3

Molecular Weight

 126.04

Specifications

Appearance:

 White crystalline powder

Heavy metal (as Pb):

 Max 0.001%

Arsenic (As):

 Max 0.0002%

Iron (Fe):

 Max 0.001%

Copper (Cu):

 Max 0.0005%

Identity:

 Passes test

Appearance of solution:

 Passes test

Assay (iodometric):

 95 - 100.5%

Zinc (Zn):

 Max 0.0025%

SO2:

 Min 48%

Thiosulphate (S2O3):

 Max 0.04%

Selenium (Se):

 Max 0.001%