Uses: Its primary use is in sunscreens and other cosmetics to absorb UV-B rays from the sun, protecting the skin from damage.

Appearance: Colourless crystalline powder.

Assay: 99.0% to 100.5% I.P./B.P., 99.5% to 101% U.S.P. of C7H6O3 with reference to substance dried over Silica Gel for three hours.

Odour: Almost Odourless

Melting Range: 158.5 0 C to 161.0 0 C

Appearance of Solution/Clarity & Colour of Solution:
Passes test as per B.P./I.P

Sulphated Ash/Residue on Ignition: 0.1% w/w (I.P./B.P.Limit) / 0.05%w/w (U.S.P. Limit)

Chloride: 125 ppm (max.) I.P./100 ppm (max.) B.P.

Sulphate: 0.02% (max.) I.P./140 ppm U.S.P.

Related Substance: Complies with the B.P. test

Loss of Drying: 0.5% (max.) B.P.

Iron: 2 ppm (max.) I.P.

Heavy Metals: Max 20 ppm

Grades:
Pharmaceutical Grade (IP/BP/USP-NF)
Technical Grade

Uses:
Pharmaceuticals
Food, Flavours and Fragrances
Solvents and Intermediates
Tobacco Industry

Technical Information: White or slightly pink crystalline powder. Bitter in taste, sensation of warmth on tongue, forms water soluble Sodium Salt at 9pH.

Appearance: A colourless crystalline powder

Assay: 98.0% to 102% of C7H7NO2 calculated on the anhydrous basis.

Odour: Almost Odourless

Melting Range: 139 C – 142 C

Infra red absorption: Passes test

Ultraviolet absorption:Passes test

Water: 0.5% (max)

Residue on ignition: 0.05% w/w (max) N.F.XIII/0.1% w/w/U.S.P.

Appearance:  Transparent, colorless crystals.

Purity: Minimum 99.5%

Refractive Index: 1.500 to 1.503

Specific Gravity: 1.40

Acidity: 0.2 mgKOH/g maximum

Uses : Its used for aches and pains for headaches, period pains, toothache, the pain of bruises and other injuries, and after dental treatment