1Azithromycin Impurity F |
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2Azithromycin Impurity J |
3Azithromycin Impurity H |
1Azithromycin Impurity F |
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2Azithromycin Impurity J |
3Azithromycin Impurity H |
System: Waters Arc HPLC Waters Arc HPLC |
Sample Note: mobile phase A: 1.80 g/L solution of anhydrous disodium hydrogen phosphate R adjusted to pH 8.9 with dilute phosphoric acid R or with dilute sodium hydroxide
solution R; Diluent buffer: 1.73 g/L solution of ammonium dihydrogen pH adjusted to 10.0 with ammonia
Diluent: Diluent buffer: Acetonitrile: methanol = 35:30:35 (v/v/v) |