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(一恒) BPHJS-120B高低温(交变)湿热试验箱 内胆尺寸W×D×H(mm):400×500×600
磨口垫片,PTFE,NS14/23,薄壁
叔丁基硫醚
莠灭净杂质2
DURAN? Volumetric flask,white graduation, class B, with one graduation mark, polyethylene stopper, NS 14/23, 250 ml
PREHEATING CAPILLARY F.782*
甲醇中克伦普罗溶液,100μg/mL
空气减压阀
PE BOTTLE (40MM) 100ML
5-氯-1H-吡咯并[2,3-B]吡啶