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取抽检产品1:10稀释液1ml 加入4ml 水和5ml 乙酰丙酮试剂(100ml 醋酸铵溶液中加0.2毫升乙酰丙酮)混合,将此混合液的试管置40℃水浴中加温40分钟。同时在
Take a 1:10 dilution of sampling product 1ml 4ml of water and 5ml acetylacetone reagent (100ml ammonium acetate solution plus 0.2ml acetylacetone) were mixed, the mixture of the test tube 40 ° C water bath for 40 minutes. At the same time