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Glycerol Ph.Eur 2.5LT
98720LC250307510918LS
Ph.Eur.3075109
56-81-560608
(CH2OH)2CHOHDecember 2019
92.09November 2022
Sr.No.TestResultSpecification
1DescriptionClear, colourless syrupy liquid; Unctuous to the touch.Clear, colourless or almost colourless syrupy liquid. Unctuous to touch.
2SolubilityPassesMiscible with water and ethanol(96%),slightly soluble in acetone, practically insoluble in fatty oils and in essential oils
3Identification A (By Refractive index, 20±0.5°C)1.4701.470 - 1.475
4Identification B (By IR)CompliesIR spectra of the sample solution should be concomitant with IR spectra of the reference spectrum of glycerol (85%)
5Identification C (By Relative density)1.2581.258-1.268
6Appearance of solutionPassesClear and colorless solution
7Acidity or AlkalinityCompliesNot more than 0.2ml of 0.1M sodium hydroxide is required to change the color of the indicator to pink.
8Refractive index,20° C1.4701.470 - 1.475
9AldehydesLess than 10ppm10ppm max
10EsterCompliesNot less than 8.0 ml of 0.1M hydrochloric acid should required to the change the colour of the indicator.
11Impurity A (Diethylene glycol)Not detected0.1% max
12Related substances (Any impurity with a retention time less than the retention time of glycerol )0.01%0.1% max
13Related substances: Total of all impurities with retention times greater than the retention time of glycerol0.08%0.5% max
14Halogenated compoundsLess than 35ppm35ppm max
15SugarsCompliesThe solution remains blue and no precipitate should form.
16ChloridesLess than 10ppm10ppm max
17Water0.10%2.0% max
18Sulphated ash0.006%0.01% max
19Assay (anhydrous substance)99.72%98.0% - 101.0% m/m
Remarks: THE CAPTIONED MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF PH.EUR 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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