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Cefaclor:
P / N: Chenhang chromatography column 88182545 C18, 5u 250 × 4.6mm
Chromatographic conditions:
Mobile phase: Potassium dihydrogen phosphate (Weigh 6.8g potassium dihydrogen phosphate, add water to 1000ml) Adjust the pH value with phosphoric acid to
3.4: Acetonitrile = 92: 8
Detection wavelength: 254nm Flow rate: 1.0ml / min
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