OBJECTIVE: To establish the method for simultaneous determination of camphor and menthol in compound diphenhydramine liniment. METHODS: the DB-WAX capillary column was used.
目的建立以气相色谱法同时测定复方盐酸苯海拉明搽剂中樟脑和薄荷脑含量的方法。
The application of low molecular weight trans 1, 4 polyisoprene wax (LMTPIW) to rubber compound was investigated.
研究了低相对分子质量反式1,4聚异戊二烯蜡(LMTPIW)在橡胶配方中的应用。
The assistant stabilizing agent is dibenzoyl methane, stearic acid, polyethylene wax or compound thereof.
辅助稳定剂为二苯甲酰甲烷、硬脂酸或聚乙烯 蜡或其复配物。
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