Salicylic Acid (Medicinal)
Property: White crystal or crystal powder, white needle crystals or white crystalline powder
taste sweet, relative density: 1.16, melting Point 231ºC,
soluble in water, is a queous solution appears acid reaction, insoluble in alcohol, ether and other organic solvents, becomes hydrochloride with hydrochloric acid.
Specification
Item |
BP98 |
USP24 |
Purity |
99.0-100.5% |
99.5-101% |
Initial melting point |
158-161 |
158-161 |
Water |
0.5% Max. |
0.5% Max. |
Chloride content |
100ppm Max. |
140ppm Max. |
Heavy metals |
20ppm Max. |
20ppm Max. |
Residue on ignition |
0.1% Max. |
0.05% Max. |
Usage: The product is a disinfector and antiseptic, also can be used as intermediates of medicine, pesticide, dyestuff, widely used manufacturing aspirin, glyburide, diflunisal, sodium salicylate, optunal, etc.
Packing: Net each in 25kg plastic woven bag, lined with PE bag.
Storage: kept in a well closed container and stored in a dry and ventilated place.
SUBLIMED SALICYLIC ACID
Property: White cube and powder, pale pink or light yellow are allowed, atmospherical sublimating at the temperature over 76ºC, easily to decarboxylate and change into phenol and carbon dioxide when heated quickly. Its aqueous solution appears acid reaction, becomes purple with FeCl3, slightly soluble in water, soluble in boiling water, soluble in ethanol or ether.
Specifications
Content |
99% Min. |
Melting Point |
158ºC Min. |
Phenol |
0.2% Max. |
Water |
0.4% Max. |
Number of Black |
12 Max. |
Number of Foreign Matter |
5 Max. |
Usage: The product is a disinfector and antiseptic, also can be used as intermediates of medicine, pesticide, dyestuff, widly used manufacturing aspirin, glyburide, diflunisal, sodium salicylate, optunal, etc.
Packing: Net each in 25kg plastic woven bag, lined with PE bag.
Storage: kept in a well closed container and stored in a dry and ventilated place.