1,2,3-Benzotriazole(BTA)

Formula   C₆H₅N₃

MW     119.13

structural formula 

Item            Specification

Appearance     needle,granular,flake,powder

Chroma          ≤40#(hazen)

Assay            ≥99.8%

Melting Point     ≥97.0℃

Moisture         ≤0.08%

Ash content      ≤0.03%

Aqueous Ph      5.0-6.0

Solubility in Alcohol     approximately transparent

Properties：

Soluble in alcohol,benzene,toluene,chloroform and DMF,slightly soluble in water,Turn red in air with oxidation,Exposive in vacuum distillation.

USE:

mainly used as antirust agent and corrosion inhibitor for metals .widely used in the antirust oil products such as gas phase corrosion inhibitor , in treating agent for recycling water ,in antifreeze for cars antifogging for photograph ,also used as stabilizer for macromolecular compound growth regulator for plant, lubricant additive , ultraviolet absorbent etc. It can be used together with many kind of scale inhibitors and bactericide andalgaecide ,show excellent anticorrosion effect in close recycling cooling water system.