Salicylic Acid

Salicylic Acid, USP26,
CAS NO: 69-72-7
Appearance: White crystal or crystal powder
Packing: 25KG/Drum or 25KG/BAG
Salicylic Acid, USP26,
Certificate of Analysis,
Item
Standard (USP26)
Test Result
APPEARANCE
WHITE OR COLOURLESS CRYSTALLINE POWDER
Conform
APPEARANCE OF SOLUTION
A 10% SOLUTION IN ETHANOL(98%)IS CLEAR AND COLOURLESS
CLEAR AND COLOURLESS
PURITY
99.0%-100.5%
99.54%
MELTING RANGE
158-161
158.6
PHENOL
≤0.02%
≤0.02%
LOSS ON DRYING
≤0.5%
0.35%
RESIDUE ON IGNITION
≤0.05%
0.03%
CHLORIDE
≤0.01%
<0.01%
SULFATE
≤0.02%
<0.02%
HEAVY METALS
≤0.002%
<0.002%
4-HYDROXY BENZOIC ACID
≤0.1%
0.06%
4-HYDROXYISOPHTHALIC
≤0.05%
0.02%