Propylparaben BP USP NF IP Reagent FCC Food Grade Manufacturers Exporters
Back

Propylparaben

Test Specification...USP
Characters It occurs as a white or almost white, crystalline powder.
Identification Test A Test B   a.       Melting point- 96°C to 99 °C b.       Infrared Absorption
Solubility Very slightly soluble in water, freely soluble in ethanol (96 per cent) and in methanol.
Appearance of solution The Sample solution is clear and not more intensely colored than alcohol or the Comparison solution.
Acidity Not more than 0.1mL is required to produce a blue color
Related substances 1.       p-Hydroxybenzoic acid 2.       Unspecified impurities 3.       Total impurities   1.       Not more than 0.5% 2.       Not more than 0.5% 3.       Not more than 1.0%
Residue on ignition Not more than 0.1%
Residual Solvents Meets the requirements
Assay Not less than 98.0% and not more than 102.0%

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.

Enquiry