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Sodium metabisulphite IP 5KG
51630SR500352610623GU
IP3526106
7681-57-476666
Na2S2O5July 2021
190.1June 2024
Sr.No.TestResultSpecification
1DescriptionWhite powder; odour, sulphurous.Colourless, prismatic crystals or a white or creamy white powder; odour, sulphurous.
2SolubilityPassesFreely soluble in water; slightly soluble in ethanol (95%)
3Identification ACompliesThe solution is colourless and gives reaction (A) of sodium salts.
4Identification BCompliesThe solution is colourless and gives reaction (A) of sulphates.
5pH4.663.5 to 5.0
6Arsenic (As)Less than 4ppm4ppm max
7Heavy metalsLess than 20ppm20ppm max
8Iron (Fe)Less than 40ppm40ppm max
9Thiosulphate(S2O3)PassesNot more than a faint opalescence is produced
10Assay96.7%95.0% - 100.5%
Remarks: THE CAPTIONED MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF IP 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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