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Glycerin USP 2.5LT
90720LC250316571821CT
USP3165718
56-81-563880
(CH2OH)2CHOHMarch 2020
92.09February 2023
Sr.No.TestResultSpecification
1DescriptionClear, colorless, syrupy liquid, having a sweet taste. Has not more than a slight characteristic odor, which is neigher harsh not disagreeable. Is hygroscopic. Its solutions are neutral to litmus.Clear, colorless, syrupy liquid, having a sweet taste. Has not more than a slight characteristic odor, which is neither harsh nor disagreeable. Is hygroscopic. Its solutions are neutral to litmus.
2SolubilityPassesMiscible with water and with alcohol. Insoluble in chloroform, in ether, and in fixed and volatile oils.
3Identification A (By IR)CompliesIR spectra of the sample should be concomitant with IR spectra of the standard
4Identification B (Diethylene glycol)Not detectedNMT 0.10%
5Identification B (Ethylene glycol)Not detectedNMT 0.10%
6Identification C (By GC Chromatogram)CompliesThe retention time of the glycerin peak of the sample solution corresponds to that obtained in the standard solution
7Assay (Anhydrous basis)99.6%99.0% - 101.0%
8Chloride (Cl)Less than 10ppmNMT 10ppm
9Sulphate (SO4)Less than 20ppmNMT 20ppm
10Residue on ignition0.004%0.01% max
11Related compounds : Individual impurity0.04%NMT 0.1%
12Related compounds : Total impurities0.3%NMT 1.0%
13Chlorinated compoundsLess than 30ppmNMT 30ppm of Cl
14Fatty acids and estersCompliesNMT 1.0ml of 0.5N sodium hydroxide shall consume.
15ColorPassesColor of the sample should not be darker than the color of the standard .
16Specific gravity, 25°C1.249NLT 1.249
17Water0.09%NMT 5.0%
Remarks: THE CAPTIONED MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF USP 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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