供试品溶液精密量取本品适量,按处方中羟苯乙酯、羟苯丙酯或苯扎氯铵的含量,用水定量稀释制成每1ml中约含羟苯乙酯或羟苯丙酯8g或苯扎氯铵0.14mg的溶液。...
羟苯乙酯、羟苯丙酯与苯扎氯铵如使用羟苯乙酯、羟苯丙酯与苯扎氯胺作为防腐剂,照高效液相色谱法(通则0512)测定供试品溶液取本品,按处方中羟苯乙酯、羟苯丙酯或苯扎氯铵的含量,用水定量稀释制成每1ml中约含羟苯乙酯8μg或羟苯丙酯8μg或苯扎氯铵0.14mg的溶液。...
供试品溶液精密量取本品适量,按处方中羟苯乙酯、羟苯丙酯或苯扎氯铵的含量,用水定量稀释制成每1ml中约含羟苯乙酯或羟苯丙酯8g或苯扎氯铵0.14mg的溶液。...
供试品溶液精密量取本品适量,按处方中羟苯乙酯、羟苯丙酯或苯扎氯铵的含量,用水定量稀释制成每1ml中约含羟苯乙酯或羟苯丙酯8g或苯扎氯铵0.14mg的溶液。...
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