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Sodium metabisulfite CDMF PARENTEX PLUS 500GM
I3630SG50043070B405CX
CDMF PARENTEX PLUS43070B4
7681-57-4101869
Na2S2O5March 2024
190.1February 2027
Sr.No.TestResultSpecification
1AppearanceAlmost white crystalline powder.White or almost white to yellowish crystalline powder or colorless crystals.
2SolubilityCompliesFreely soluble in water. Slightly soluble in ethanol (96%) and alcohol.
3Identification A (By pH)4.153.5 to 5.0
4Identification (Reaction of sulfates)CompliesWhite precipitate should form.
5Identification (Reaction of sodium)CompliesA dense white precipitate should form.
6Identification (Sulfite)CompliesA filter paper moistened with mercurous nitrate solution should blacken.
7Appearance of solutionCompliesClear and colorless solution.
8pH4.153.5 to 5.0
9Limit of ThiosulfateLess than 0.05%NMT 0.05%
10Arsenic (As)Less than 0.0001%NMT 0.0001%
11Heavy metalsLess than 20ppmNMT 20ppm
12Iron (Fe)Less than 20ppmNMT 20ppm (0.002%)
13Limit of ChlorideLess than 0.05%NMT 0.05%
14Assay(as SO2)65.1%65.0%- 67.4%
15Assay96.6%95.0% - 100.5%
16Total aerobic microbial countLess than 100 CFU/gmNMT 100 CFU/gm
17Total Yeast and mold countLess than 10 CFU/gmNMT 10 CFU/gm
18E.coliAbsent/gmshould be absent/gm
19SalmonellaAbsent/10gmshould be absent/10gm
20Pseud. aeruginosaAbsent/gmshould be absent/gm
21Staphylococcus aureusAbsent/gmshould be absent/gm
22Bile-tolerant gram negative bacteriaAbsent/gmshould be absent/gm
23Bacterial endotoxin testLess than 6.0 EU/gmNMT 6.0 EU/gm
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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