
对二甲苯标准溶液
2ml,analytical standard,1.00mg/ml in methanol

间二甲苯标准溶液
2ml,1mg/ml in Methanol,for Water Analysis

外环氧七氯标准溶液
1ml,analytical standard,100ug/ml in Petroleum ether

溴螨酯标准溶液
1ml,analytical standard,10μg/ml,u=2% in ethyl acetate

钬标准溶液
100ml,1mg/ml in 1.0mol/L HNO3




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