Applications

Analgesics, Pharmaceutical Formulations

Isopropylphenazone, Phenacetin - Silica

	Operating Conditions Sample Dissolved in: di-isopropyl ether Adsorbent Used: DAI Silica 32-63 Stationary Phase: 20% water Eluent: di-isopropyl ether: acetic acid = 98:2 Sample Volume: 0.15 ml Flow rate: 20 ml/min Operating Pressure: 35 psi Column Size: 9mm x 300 mm Temperature: 20ºC Detection: UV detector 251 nm
	Substances Separated Sample (mg) Retention Volume (ml) 1. benzene 4.0 10 2. isopropyl phenazone 0.075 130 3. phenacetin 0.075 240

 

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