Nacubactam Impurity 34 CAS No. 1629125-12-7 Chemical Formula : C13H24N4O7S STD No. RM498934N 对照品项目咨询可以联系李经理-18672007304;3003337926-QQ

Nacubactam Impurity 37 CAS No. 1452459-06-1 Chemical Formula : C8H13N3O7S STD No. RM498937N 对照品项目咨询可以联系李经理-18672007304;3003337926-QQ

Nacubactam Impurity 38 CAS No. 1629125-03-6 Chemical Formula : C12H22N4O7S STD No. RM498938N 对照品项目咨询可以联系李经理-18672007304;3003337926-QQ

tert-butyl N-[1-(4-fluorophenyl)-2-hydroxyethyl]carbamate CAS No. 1273550-33-6 Chemical Formula : STD No. AN667136

Erythromycin Impurity 28 (N-Nitroso N-Desmethyl Erythromycin) (N-Nitroso Erythromycin EP Impurity B) CAS No. N/A Chemical Formula : C36H64N2O14 STD No. RM67328E

Meropenem Impurity 46 (N-Nitroso Meropenem) CAS No. N/A Chemical Formula : C17H24N4O6S STD No. RM79046M

Glycocholic Acid Impurity 4 CAS No. 3081473-18-6 Chemical Formula : C52H84N2O11 STD No. RM51324G

Lanreotide Impurity 2 Trifluoroacetate CAS No. 243470-19-1(free base) Chemical Formula : C54H69N11O10S3? n(C2HF3O2) STD No. RM94502LT

Ixazomib Impurity 41 CAS No. 10541-71-6 Chemical Formula : C7H3Cl5 STD No. RM131741I

Dexrazoxane Impurity 37 CAS No. 862542-34-5 Chemical Formula : C8H13N3O7 STD No. RM656137N

Lemborexant Impurity 14 CAS No. 3070371-43-3 Chemical Formula : C22H20F2N4O2 STD No. RM958414L

Lemborexant Impurity 12 CAS No. 3070371-41-1 Chemical Formula : C22H20F2N4O2 STD No. RM958412L