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Specifications
1. Technical/Medical grade Salicylic Acid
2. CAS No.: 69-72-7
3. Molecular formula: C7H6O3
4. Standard: BP/USP/EP/JP
Physical and Chemical Properties:
White crystal or crystal powders,and sweets first and then hot,no chemical changes in the air.Atmospherically sublimation temperature over 76oC.Easily to decarboxylate and change into phenol and dioxide when heated atmospherically,and its aqueous solution appears acid reaction,becomes purple with FeCL3.Slightly dissolves in water but dissolves in boiling water easily.Dissolves in the ethanol or ether and slightly soluble in chloroform.
Salicylic acid
| Item | Standard | Result | |||
| Appearance | White or colorless, acicular crystals or a white, crystalline powder | conforms | |||
| Salicylic acid | 99.0%-100.5% min | 99.60% | |||
| Melting point | 158-161°Cmin | 159.5°C | |||
| Clarity and color of solution | Clear and colorless | conforms | |||
| Heavy Mntals | 20ppm | conforms | |||
| Chloride | 100ppm | conforms | |||
| Loss on drying | 0.5% max | 0.06% | |||
| Sulfate Ash | 0.1%max | 0.03% | |||
| Sulfate | 200ppm | Conforms | |||
| Conclusion | The product complies BP2000 | ||||
Usage:
Medicine of disinfection and antiseptic for dissolving skin cutin hyperplasia and skin mould infection.
Package:
25kg/Fiber drum or kraft-paper bag
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