TESTS | SPECIFICATIONS |
Description | A white to off white crystalline powder |
Solubility | It should slightly soluble in water,Slightly soluble in methanol,Very slightly in alcohol,Insoluble in ether & chloroform |
Identification | |
A)By HPLC | A)The principal peak in the chromatogram obtained with the test solution corresponds to that reference solution(a) |
B)Melting Point | B)More than 165°C |
Clarity & Colour of Solution | The solution is clear and colourless to faint yellow solutions overall |
Loss on Drying | Not more than 2.0 % |
Chlorides | Not more than 500 ppm |
Heavy metals | Not more than 20 ppm |
Residue on Ignition | Not more than 0.1 % |
Loss on Drying | Not more than 0.5 % |
Related substance By HPLC | |
| Thiamine Monophosphate :Not more than 0.5 % |
| Benzoic Acid:Not more than 1.0 % |
| Unknown Ind.Impurity:Not more than 0.1 % |
| Thiourea:Not more than 0.2 % |
| Total Impurity:Not more than 2.0 % |
Assay (On Dried Basis) | Between 98.0 to 102.0 % |
| |
PACKING: | 25Kg Fiber Drum/HDPE Drum with double inner polythene bag |