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Sodium metabisulphite extrapure 500GM
11630SG500C01200206DW
ExtrapureC012002
7681-57-493628
Na2S2O5April 2023
190.1March 2028
Sr.No.TestResultSpecification
1DescriptionFine white crystalline powder.Fine white crystalline powder.
2SolubilityCompliesFreely soluble in water. Slightly soluble in alcohol.
3Assay(iodometric)96.81%Min. 96.00%
4pH(5% aq soln)4.093.8 - 5.3
5Chloride(Cl)Less than 0.05%0.05% max
6Thiosulphate(S2O3)Less than 0.05%0.05% max
7Iron(Fe)Less than 0.001%0.001% max
8Heavy metal(as Pb)Less than 0.002%0.002% max
Remarks: THE CAPTIONED BATCH MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF THE ABOVE SPECIFICATION.
FINAR provides this analytical report in good faith and to the best of its knowledge. It should not be substituted for the users own raw material quality control.
Tested By
(Chemist - Quality Control)
Approved By
(Head - Quality Control)
Computer Generated Report - Does not require Signature.
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