吡咯烷

In this paper,crosslinking Poly Vinylpyrrolidone(PV PP) wassynthesized.Treatment of oolong tea beverage with PVPP and treating con ditions were investigated.

合成了交联聚乙烯吡烷酮(PVPP)，研究了PVPP对乌龙茶饮料的处理果与条件。

Gatifloxacin eyedrops was prepared with benzalkonium as bacteriostat,NaCl as osmotic-pressure regulating agent and PVP as thickener:The content was determined with HPLC.

以苯扎溴菌剂,氯化钠渗透压调节剂,聚乙烯吡烷酮(PVP)增黏剂,制备加替沙星滴眼剂;采液相色谱法测定含量。