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Propyl Gallate

Test Specifications...BP
Descriptions It occurs as white or almost white, crystalline powder.
Identification

Test A

Test B

Test C

(a) Melting point: 148 °C to 151 °C.

(b) Infrared absorption spectrophotometry

(c) Specific test.

(d) Specific test. It gives bright yellow precipitate.

Solubility Very slightly soluble in water, freely soluble in ethanol (96 %).
Appearance of solution The solution is clear and not more intensely colored than reference solution BY5.
Gallic acid Specified Test.
Total chlorine Not more than 200 ppm
Chlorides Not more than 100 ppm
Zinc Not more than 25 ppm
Loss on drying Not more than 0.5 %
Sulfated ash Not more than 0.1 %
Assay Not less than 97.0 % and not more than 103.0 % of C10H12O5 calculated with reference to the dried substance.
Test Specifications...IP
Descriptions It occurs as a white or creamy white, crystalline powder; odourless or almost odourless.
Identification

Test A

Test B

Test C

(a) Infrared absorption spectrophotometry

(b) Specific test.

(c) Specific test. A bluish black colour is produced.

Solubility Very slightly soluble in water and in arachis oil, freely soluble in ethanol (96 %).
Chloride Not more than 500 ppm
Sulphates Not more than 0.12%
Loss on drying Not more than 1.0 %
Sulfated Ash Not more than 0.1 %
Assay Not less than 97.0 % and not more than 103.0 % of C10H12O5 calculated with reference to the dried substance.

Shelf life, Storage and Packing
It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.

Other
GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.

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