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DB-5MS 气相毛细管色谱柱
进口衬管密封帽
PP 螺纹口漏斗,外径28mm,杆部10mm
1000 ml塑料(PP)烧杯
SEALING RINGS MADE OF NITRILE, FOR "RODAVISS", NS 29.2
2-硝基苯辛醚
吡咯-2-羧酸
恒奥不锈钢升降架
BETAMAX ACID 5UM 100X2.1MM COLUMN
Lab marker, black, with extra fine tip, ideal for histology and cytologie, used on cold and warm surfaces, tape, plastic, glass, metal, porcelain, foam and much more, ultra permanent ink