Blank excipient solution
|Column||Ultisil® UHPLC Polar RP（|
|Mobile Phase||Mobile phase: take 11.16g potassium dihydrogen phosphate and 7.2g|
potassium dihydrogen phosphate trihydrate, add 1000ml Wahaha
water, mix well and filter; Take 880ml of the above solution and
120ml of chromatographic grade methanol, adjust the pH to 3.0 with
1mol / L phosphoric acid, and degass with ultrasound.
Phosphate buffer / methanol = 88 / 12
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