Summary：
The product is benzotriazole refined from O-Phenylenediamine diazotized by sodium nitrite which widely used in copper, silver corrosion inhibitor and antirusting grease. Property：
Appearance： Light yellow crystal
Chroma： < 180
Water： < 0.2%
Melting point ： > 94%
PH value： 5.5～ 6.5
Ash content ： < 0.20%
Purity： 97% Dosage and usage：
Individual or coordinating use, the general amount is 1～ 2ppm。 Safety protection：
No special requirements. Package and storage：
10kg or 20kg in plastic knitting package and dampprof storage.
Copper corrosion inhibitorBTA
Summary：