EP Scientific 339-20C EP 20ml 透明样品瓶,0.125”粘合盖垫,未处理 EP 20ml Vial clear 0.125″ bonded septum unprocessed

EP Scientific 339-20C EP 20ml 透明样品瓶,0.125”粘合盖垫,未处理 EP 20ml Vial clear 0.125″ bonded septum unprocessed General Environment 72 1316