Impurities test for Trimethoprim (USP-38 method)

Improve Your European Pharmacopoeia (Ph. Eur.) and United States (USP) Monographs • Reduce run times • Achieve higher resolution • Stay within Allowable Adjustments High-throughput productivity is of critical importance for laboratories undertaking testing for generic drugs following the quality…

Impurities test for Trimethoprim (EP-8.0 method) - For Impurities-H & I: SAMPLE PREPARATION: Test Solution: Dissolve 25mg of Trimethoprim in Mobile phase and dilute to 25ml with mobile phase Reference solution (a): Dilute 1ml of test solution to 200ml with…

Impurities test for Trimethoprim (EP-8.0 method) - For Impurities-E, D, G, B, J and F: SAMPLE PREPARATION: Test Solution: Dissolve 25mg of Trimethoprim in Mobile phase and dilute to 25ml with mobile phase Reference solution (a): Dilute 1ml of test…

Impurities test for Caffeine (EP-8.0 method): SAMPLE PREPARATION: Test Solution: Dissolve 0.1gm of Caffeine in Mobile phase, dilute to 50 ml, and dilute 1ml of this solution to 10ml with mobile phase. Reference solution (a): Dilute 2ml of test solution…