Chromatogram and Data
|Mobile Phase||Phosphate buffer: take dipotassium hydrogen phosphate, prepare|
0.01oml/L with water, add 10ml of 25% ammonium hydroxide
tetrabutyrate solution to each 1000ml, mix well, adjust the pH value
to 7.0 with phosphoric acid, mix well, and filter with suction , that is.
Phosphate buffer/acetonitrile = 70/30
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