Salicylic Acid

Product Description

Salicylic acid
Hydroxybenzoic acid
Molecular formula: C7H6O3
CAS: 69-72-7
Appearance:
Colorless transparent block crystal

Properties:
Salicylic acid as white crystalloid powder, odurless, taste bitter first turn. After essien micro Melting point 157-159 degree, in light of Beijing gradually become angry. The relative density at least 1.44. The boiling point about 211 degree/ plus 2.67 kPa. 76 degree distillation. Under ordinary heat decomposition for sharp phenol and carbon dioxide. 1g salicylic acid can dissolve in water, respectively 460ml 15ml boiling water, 2.7 ml 3ml acetone, ethanol, ethyl ether, chloroform, 3ml 42ml 135ml benzene, turpentine, about 52ml 60ml glycerin and 80ml petroleum ether. Add sodium, borax etc can increase the solubility of salicylic acid in the water. Salicylic acid aqueous pH value 2.4. Salicylic acid and chloride-ferric chloride solution generation special purple.

Use:
Used as fluorescent indicator, cooperate indicator, cooperate the masking agent. Titanium, zirconium, tungsten plasma the colour-display reagent and preservatives. We supply reagent grade and pharmaceutical grade. If you are interested in our products please contact us.

Test item	Specification
Test item	Reagent grade	Pharmaceutical grade
Appearance	conform	conforrm
Assay	≥ 99.5	≥ 99.0
melting range	158.5-160.5	158.0-161.0
Appearance of solution	Conform	Conform
Ignition residue	≤ 0.01	≤ 0.03
chloride /%	≤ 0.002	≤ 0.005
sulphate compound /%	≤ 0.005	≤ 0.015
Fe /%	≤ 0.0002	≤ 0.0005
Pb /%	≤ 0.0005	≤ 0.0015
sulfuric acid test	Conform	Conform

More Product Features


HS Code:	2918211000
Trademark:	HFE
Standard:	Ar Gr Cp Acs Bp Usp Ep Cp
Productivity:	200-500 Ton Per Month
Unit Price:	Negotiable
Shipment Terms:	FOB,CIF,CFR
Payment Terms:	L/C,T/T
Price Valid Time:	From Aug 09,2011 To Aug 09,2012
Origin:	China
Packing:	Plastic Bags
Quality:	Various Grades
Export Markets:	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Company:	Tianjin Flourish Chemical Co., Ltd.