Sodium Metabisulphite USP

About Sodium Metabisulphite USP

FINISHED PRODUCT SPECIFICATION

• QCD.F.054
• Name of Product : SODIUM METABISULPHITE
• Chemical Formula : Na2S2O5 Effective Date : 22/11/2016
• Molecular Weight : 190.10 g/mol Retest Date : After 3 Year
• CAS No. : 7681-57-4 Master Copy : Quality Control
• Specification : Confirmed as USP
• Product Code : FP042008
• HSN Code : 28321090
• Department : Quality Control Page No. : 01 of 01

NO. TEST SPECIFICATION

1. DESCRIPTION White Crystal or white to Yellowish Crystalline Powder Having the ODOUR of SO2

2. SOLUBILITY Freely Soluble in Water and In Glycerin, Slightly Soluble in Alcohol

3. IDENTIFICATION TEST SODIUM = +VE & SULPHATE = +VE

4. IRON Max.0.002 %

5. HEAVY METALS Max.0.002 %

6. CHLORIDE Max. 0.05%

7. THIOSULPHATE Max. 0.05%

8. RESIDUAL SOLVENTS As Per USP

9. ASSAY 95.0 % - 100.5% OF Na2S2O5

Storage : Store protected from light, Keep containers tightly closed.