1, 2, 3-BENZOTRIAZOLE
CAS No.: 95-14-7
Molecular formula: C6H5N3
Molecular weight: 119.13
Structural Formula:

Properties:
BTA is white or light yellow needle shaped crystallite, melting point is 98.5, boiling point is 204 0C (15mm mercury column), slightly soluble to water, soluble to organic solvent, such as alcohol, benzene, toluene and chloroform.
Technical demand: Accord with SHO397-94 standard
Specification:
Item  Top-ranking Product  First Grade Product
Appearance  White or light yellow crystal or slice, granule style  White or buff slice, granule style
Purity(%)  ¡Ý99.5  ¡Ý99.0
Melting Point (0C)  96-99  95-98
Water Content(%)  ¡Ü0.1  ¡Ü0.15
Ash Content(%)  ¡Ü0.05  ¡Ü0.1
PH Value  5.5-6.5  5.5-6.5
Color Density  ¡Ü80  ¡Ü120
Usage:
BTA is used as antirust of metals, such as silver, copper, lead, nickel and zinc, widely used for products of slushing oil (grease), mainly used for vapor phase corrosion inhibitor of copper or copper alloy, treating compound of cycle water, antifreeze of auto, fog preventative for taking pictures, macromolecule stabilizer, ethylene chlorohydrin, lube oil additive, ultraviolet absorber. This product can also be used with many dirty-resistance agent and sterilized algaecide, especially for the corrosion mitigation effect of the airproofing circulation cooling water system.
Package and Storage:
Net weight is 20kg, plastic weaving bag or according to demand of clients.
BTA should be put in the ventilation and dry place, it is forbidden to place it together with food and seeds.
Key Words: 1, 2, 3-BENZOTRIAZOLE; BTA