NATURCHEM BCN XXI, S.L. - Barcelona
Phone (+34) 683.355.193 / (+34) 936.690.394
| ITEMS | SPECIFICATIONS |
| Characters | A white or almost white crystalline powder |
| Identification | Meet the requirements |
| Solubility | Very soluble in water, practically insoluble in fatty oils and in liquid paraffin |
| pH | 5.5 ̴ 7.5 |
| Absorbance | At 280 nm: ≤ 0.10 |
| At 264 nm: 0.80 ̴ 0.88 | |
| At 325 nm: ≤ 0.10 | |
| Loss on drying | ≤ 1.0% |
| Specific optical rotation | +270° ̴ +300° |
| Content of penicillin G potassium | 96.0% ̴ 102.0% |
| Related substances | |
| Any other impurities | ≤ 1% |
| Sterility | Sterile |
| Bacterial endotoxins | < 0.161UI/ml |
| Residual solvents | |
| - Ethyl acetate | ≤ 5000ppm |
| - n-Butanol | ≤ 5000ppm |
| Potency (on wet basis) | 1582u/mg |
Feel free to contact us! our team is on your disposal for any question or requirement.