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Propylene glycol USP 2.5KG
91400LR250316591822CT
USP3165918
57-55-663789
C3H8O2March 2020
76.1February 2023
Sr.No.TestResultSpecification
1DescriptionClear, colourless, viscous liquid having a slight, characteristic taste. Is practically odorless. Absorbs moisture when exposed to moist air.Clear colourless, viscous liquid having a slight, characteristic taste. Is practically odorless. Absorbs moisture when exposed to moist air.
2SolubilityPassesMisible with water, with acetone, and with chloroform. Soluble in ether and will dissolve many essential oils, but is immiscible with fixed oils.
3Identification A (By IR, undried sample)CompliesIR spectra of the sample should be concomittant 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 propylene glycol peak of the sample solution corresponds to that of the standard solution.
7Assay99.96%NLT 99.5%
8Residue on ignition0.002%0.007% max.
9Chloride (Cl)Less than 70ppm70ppm max.
10Sulphate (SO4)Less than 60ppm60ppm max.
11Specific gravity, 25°C1.0361.035 - 1.037
12AcidityCompliesNMT 0.20 mL of 0.1N sodium hydroxide required to change the colour of the indicator to pink
13Water0.036%NMT 0.2%
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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