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The mixture of synthetical reaction of N Hydroxy N nitrosocyclohexanamine potassium salt by RP HPLC on C 18 column and with 70% CH 3OH-30% H 2O as mobile phase and UV detector at 230?nm. Three compounds were separated well. The mechanism of separation was studied.

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着重介绍了０．２％复硝钠可溶性粉剂的企业标准、鉴定与质量分数测定实验和在黄瓜小麦等作物上的试验报告，并通过作物试验得出结论：０．

50%多霉清防治苹果轮纹病田间药效试验

试验设５０％多霉清１０００、１２００、１５００倍和７０％甲基托布津８００倍液处理，采收前３０天左右调查轮纹病果防效分别为８８．１７％、８５．７９％、８０．５０％和７７．２８％；采后常温贮藏３０天轮纹病果防效分别为６１．８１％、４９．９０％、２４．８９％和２７．７８％。同时，对炭疽病也有类似的防治效果。