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丙二醇
33种多农残检测混标方法包(药典2341-GCMSMS)
SINTERED DISCS, 5 MM DIAM. P 3
WIRE BASKET, ANGULAR, MADE OF STEEL, COATED WITH WHITE PLASIC, 300X300X300 MM
9MM 黑色 STEPVial 螺口 瓶盖
乙烯基吡咯烷酮-乙酸乙烯酯共聚
甲醇中四氯化碳标准溶液(0.3)
DROPPING FUNNELS,CYL.,PRESSURE EQUALIZING,GRAD.,ST-PTFE-STOPCOCK, W. SCREW-THREAD RET., NUT, 100
肿节风(草珊瑚)
Griffin式烧杯,低型,带流嘴,PFA材质,250:50 ml