Nanjing Shangding Chemical Industrial Co.Ltd

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1,2,3-Benzotriazole

1,2,3-Benzotriazole

1,2,3-Benzotriazole Chemical Name: 1,2,3-Benzotriazole (BTA)
Chemical Formula: C6H5N3
CAS No.: 95-14-7
Structural Formula: 1,2,3-Benzotriazole                 
Molecular Weight: 119.13
Properties:
White needle-like crystal, melting point is 98.5°C, Boiling Point is 204°C(15mmHg), Benzotriazole powder is slight soluble in water, soluble in organic solvents such as alcohol, benzene, toluene, chloroform, etc.
Specification:

Item

Excellent grade

Appearance

White crystal or flake, granule, needle-like, powder

Purity

≥99.8(Reagent grade), ≥ 99.5(First grade)

Melting point

≥97°C

Moisture

≥0.1%

Ash

≤0.05%

PH

5.5-6.5

Chroma

≤40

Uses:
Benzotriazole 99% is mainly used as antirust and corrosion inhibitor for metals (such as silver, copper, lead, nickel, zinc, etc.), widely used in the antirust oil products, as gas-phase corrosion inhibitor for copper and copper alloy, as treating agent for recirculating water. BTA can also be used as antifreezer for cars, antidust for photograph, stabilizer for macromolecular compound, growth regulator for plant, lubricant additive, absorbant for ultraviolet ray, etc. 1,2,3-Benzotriazole can be used together with many kinds of scale inhibitors and bactericide and algaecide, showing excellent anticorrosion effect in close recirculated cooling water system.
Toxicity:
Oral for cats (LD50): 500mg/kg.
Package:
In 20kg plastic drum, or according to the clients' requirement.

Storage:
Stored in ventilated and dry place, not to place together with food and seeds.