| TESTS |
SPECIFICATIONS |
REFERENCE |
| |
| Description |
A white or slightly yellow crystalline powder |
A white or slightly yellow crystalline powder |
|
| Off-white to light tan or light yellow powder; odourless. |
IP |
| |
| Solubility |
Practically insoluble in water, soluble in methylene chloride, slightly soluble in ethanol / Slightly soluble in ethanol and in aqueous alkaline solutions; very slightly soluble in water, in dilute acids and in most organic solvents |
USP/BP/IP/EP |
| |
| Identification |
A. To comply IR test. B. To comply light absorption test.C. To comply TLC test. |
USP/BP/IP/EP USP/IP USP/IP |
| |
| Related Substances |
Impurity – B – Not more than 0.20 %
Individual Impurity– Not more than 0.20 %
Sum of Impurity – Not more than 0.40 %
|
BP/EP |
| |
| Heavy Metals |
Not more than 50 ppm / Not more than 20 ppm |
USP/IP/BP/EP |
| |
| Loss on Drying |
Not more than 0.5 % w/w |
BP/EP |
| |
| Water |
Not more than 0.5 % w/w |
USP/IP |
| |
| Sulphated Ash |
Not more than 0.3% / Not more than 0.1% |
IP/BP/EP |
| |
| Organic Volatile Impurities |
To comply as per USP |
USP |
| |
| Assay (By HPLC) |
NMT 97.0 % and NMT 103.0 % of Piroxicam, on dried basis. |
USP/IP |
| |
| Assay (By Titration) |
NLT 98.5 % and NMT 101.0 % of Piroxicam, on dried basis. |
BP/EP |