2, 7- DIHYDROXY NAPHTHALENE                               

REF.NO: 60-10-029-00

A

FORMULA : C10H6 (OH)2

F. Wt : 160

B

                                        SPECIFICATIONS

1

Appearance

White powder

2

Melting point

187oC-190oC

3

UV Spectrum

To match the control curve

4

IR Spectrum

To match the control curve

5

pH of 0.25% solution at 25oC

5-6

6

Assay (UV absorbance  OD at 286nm

0.407-0.442 abs of min:99%

7

Practical test

Passes the test

C

Quantity of sample required for test

200gms

D

Mode of packing

To be packed in PE container with PE screw cap and closed to air tight