Benfotiamine
Brief Introduction:
Benfotiamine is an organic compound, the molecular formula is C19H23N4O6PS, the molecular weight is 466.45, the chemical name is benzoic acid-thio-2-[[(4-amino-2-methyl-5-pyrimidinyl)methyl]formamide ]-1-[2-(phosphoryloxyethyl)-1-propenyl] ester, the appearance is white crystalline powder.
Specifications of our Benfotiamine:
| Test Items | Specifications | Test Methods | |
| Description | White crystal or white crystalline powder | Visual | |
| Identification | The retention time of main peak is accordant with that of Benfotiamine RS | ChP2020 | |
| Melting Point | Not less than 198℃ | ChP2020 | |
| Loss on Drying | Not more than 1.2% | ChP2020 | |
| Clarity and Colour of Solution | Colourless to light yellow clear solution | ChP2020 | |
| Chloride | Not more than 0.053% | ChP2020 | |
| Sulphate | Not more than 0.011% | ChP2020 | |
| Heavy Metals | Not more than 20ppm | ChP2020 | |
| Cadmium(Cd) | Not more than 1ppm | ChP2020 | |
| Arsenic(As) | Not more than 1ppm | ChP2020 | |
| Lead(Pb) | Not more than 0.5ppm | ChP2020 | |
| Mercury(Hg) | Not more than 0.3ppm | ChP2020 | |
| Bulk Density | Not less than 0.35g/mL | Internal Control | |
| Related Substances | Thiamine | Not more than 0.1% | ChP2020 |
| Benzoic Acid | Not more than 0.1% | ChP2020 | |
| Total Impurities | Not more than 1.0% | ChP2020 | |
| Assay | 98.0% ~ 102.0% | ChP2020 | |
| Microbial Test | Total Plate Count | Not more than 1000CFU/g | ChP2020 |
| Yeasts & Moulds | Not more than 100CFU/g | ChP2020 | |
| Salmonella | Negative | ChP2020 | |
| Escherichia coli | Negative | ChP2020 | |
| Staphylococcus aureus | Negative | ChP2020 | |
Packaging:
25kg net fibre drum or according to the requirements from customers.
Storage & Transportation:
Preserved in unopened original containers in a cool dry place before using, kept away from direct sunlight, heat and moisture; prevented from rain, strong acids or alkalis. Handle with care during transportation to prevent damage to the packages.
Shelf Life:
24 months if stored under above conditions.
