No. |
Test |
Specification |
Result |
USP 27 |
PH EUR IV |
1 |
Description |
White |
off White, Odourless, Powder or
Granules |
Almost White, Particularly
Odourless, Powder |
2 |
Solubility |
Freely Soluble In
Water And Methanol Sparingly Soluble In Ethanol |
Complies |
3 |
Identification |
IR, UV, TLC &
Chlorides |
Complies |
4 |
pH (1 in 100) |
4.5 to 6.0 |
5.10 |
5 |
Appearance of Soln. |
As Per PH EUR III |
Complies |
6 |
Related Substacne (TLC) |
Impurity B // A
Any Other Impurity
One Other Impurity
Two Other Impurity
Unidentified Impurity
Total Impurities |
NMT 0.5%
NMT 0.3%
NMT 0.2%
NMT 0.1%
NMT .01%
NMT 1.0% |
0.25%
0.20%
0.10%
0.05%
NIL
0.60% |
7 |
Heavy Metals |
NMT 20 ppm |
Complies |
8 |
Loss on Drying |
NMT 0.75% |
0.15% |
9 |
Sulphated Ash (Roi) |
NMT 0.01% |
0.031% |
10 |
Assay (Dry Basis) |
(97.5% - 102%) |
(98.5% - 101%) |
99.73% // 99.50% |
11 |
Organic Volatile Impurities (In
Ppm) |
Chloroform
Benzene
1, 4 Dioxan
Methylene Chloride
Trichloroethylene
|
NMT 60
NMT 02
NMT 380
NMT 600
NMT 80 |
02
Nil
Nil
Nil
Nil |