... % purity 1, super quality. 2, competitive price. 3, prompt delivery. 1,2,3-Benzotriazole, 99.8% purity:White needle-shape crystalloids, it can ... , odorless, boiling point is 204°C (15mmHg),soluble in alcohol, benzene,toluene,chloroform and dimethylformamide, and slightly soluble in water. It ... %Melting point≥97°CAsh content≤0.03%PH value5-6 Benzotriazole