Salicylic Acid Singicylic acid hydroxybenzoic acid
Product:
Salicylic acid has the formula C6H4(OH)COOH, where the OH group is ortho to the carboxyl group. It is also known as 2hydroxybenzoic acid. It is poorly soluble in water (2 g/L at 20 °C). Aspirin (acetylsalicylic acid or ASA) can be prepared by the esterification of the phenolic hydroxyl group of salicylic acid with the acetyl group from acetic anhydride or acetyl chloride. It can also be prepared usingthe Kolbe-Schmitt reaction.
Specification:
APPEARANCE |
WHITE CRYSTAL OR CRYSTALLINE POWDER /WHITE POWDER |
WHITE CRYSTAL OR CRYSTALLINE POWDER |
IDENTIFICATION |
POSITIVE |
POSITIVE |
CLARITY AND COLOR OF SOLUTION |
CLEAR AND COLORLESS |
CLEAR AND COLORLESS |
HEAVY METALS |
≤ 20PPM |
< 20PPM |
CHLORIDE |
≤ 140PPM |
< 140 PPM |
SULFATE |
≤ 0.04% |
< 0.04% |
LOSS ON DRYING |
≤ 0.5% |
0.09 |
SUIPHATED ASH |
≤ 0.05% |
0.03% |
EASILY CARBONATED MATTER |
≤ FLUID Q |
< FLUID Q |
FREE SALICYLIC ACID |
≤ 0.05% |
< 0.05% |
RELATED COMPOUND |
≤ 0.1% |
< 0.1% |
ORGANIC VOLATILE IMPURITIES |
UP TO STANDARD |
UP TO STANDARD |
Usage:
Salicylic acid is used for a number of different skin conditions caused by thickened, hard skin, such as warts, psoriasis, scaly skin conditions, and some nail infections. It is a keratolytic, which means that it works by softening the outer layer of your skin allowing it to loosen and shed.
Salicylic acid is applied directly to the area of skin affected. There are a number of different formulations and strengths ofsalicylic acid available which can be purchased at pharmacies, or may be prescribed for you by your doctor. Which preparation is suitable for youwill depend upon the type of skin condition you have, and the area of your body which is affected.
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