PHTHALIC ANHYDRIDE                                         

REF.NO: 60-10-314-00

A

FORMULA : COC6H4COO

F.WT : 148.12

B

                                                    SPECIFICATIONS

1

Appearance

White flakes or needles free from any foreign matter.

2

Phthalic acid content

Max : 0.5%

3

Phthalic anhydride content

Min : 99%

4

Melting Point

129 – 131oC

5

Sulphate as SO4

Max : 0.001%

6

Chlorides as Cl

Max : 0.002%

7

Ignition residue

Max : 0.01%

8

Heavy metals as Pb

Max : 0.0001%

9

Iron as Fe

Max : 0.0001%

10

Practical test

Passes the test

C

Quantity of sample required for test

250gms

D

Mode of Packing

Packed in two layers of thick polythene bags and heat sealed. The sealed bag shall be kept in thick cardboard box and properly sealed. The whole thing is covered completely with polythene cover and sealed at the top. The final packing should with stand hazards in transit.