Hydroxyl Benzotriazole (HOBt) Anhydrous

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1H-Benzotriazole 

CAS NO.95-14-7 

Other names：

1, 2, 3-benzotriazole

Benzotraizole

T406 petroleum additive

1, 2, 3-Benzotrialole

1, 2, 3-benzo triazole

BTA

Benzotriazole

Nature：

Appearance: white or light yellow chip oracicular crystal

Melting point: 94℃~98℃

Soluble in alcohol: qualified

Content: ≥98.0%

Melting point: （94~98）℃. In (98 to 100) ℃

Sublimation boiling point（201~204）℃（2×10-2mpa，aqueous solution is faintly acid,

PH value: 3.5~5.5

Toxicity: laboratory rat（Profess To Convinced）LD50 is 937mg/kg

Feature:

1.This product is an especially good inhibitor which has good efficiency on metal Corrosion. be stable to acid, alkali, and redox, when it is heated to 100℃. 

2.It can generate a stable metal salts with alkali metal ions. 

3.It is solubled in the solution such as carbinol, acetone, with ethane and diethyl ether; 

insoluble in water and oil flux.

Purpose：

1. The product can form covalent bond and coordination bond with the copper atoms, alternating to key-shaped aggregates. multi-layer protective film will be form on the copper surface, the surface does not produce the electrochemical reaction, which has a special good corrosion inhibition effect, has the same corrosion to aluminum, cast iron, steel, nickel, zinc and other metal materials；In the circulating cooling water, if it used with polyphosphate, molybdate, silicate nitrite, organic chem. (ATMP, EDTMP in, HEDP) and organic phosphonates, can improve the corrosion inhibiting effect of the water stabilizer formulations. Can also used with a variety of scale dispersant, such as poly acrylic horse propylene copolymer, maleic acid, acrylic acid copolymer, Best effect in closed loop cooling water system.

2. Can also be used as organic synthesis intermediates, photographic chemicals and catalysts.

Packaging and Storage：

This product is packed by 20KG plastic woven bag or as requirement. Stored in a cool room, dry place, away from light. Storage period is ten months. 

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