1, 2, 3-BENZOTRIAZOLE                                                             

REF.NO: 60-10-015-00

A

FORMULA : C6H5N3

F. Wt : 119.13

B

                                        SPECIFICATIONS

1

Appearance

White or slightly white crystalline  needles or granular powder

2

UV spectrum

To match the control curve

3

IR spectrum

To match the control curve

4

Melting point

94-990C

5

Assay

Min  ; 98%

6

Impure chemicals

 Max 1.5% max area of peaks other than Benzotriazole  at 260 nm

7

Residue after ignition

Max  :0.5%

8

Clarity of 1% aqueous solution

Clear and colour less

9

pH of 1% aqueous solution

4.5 – 5.5

10

Volatile matter

Max  : 2%

11

 Optical density of 0.0025% aqueous solution at258 nm

Min  : 1.24

12

Practical test

Passes the test

C

Quantity of sample required for test

200 gms

D

Mode of  packing

In black polythene bags heat sealed