康宁corning 431411 SQUARE GLASS FIBER PREFILTER, 49.5MM, FOR THE 250ML FUNNEL,NS,BK,100/100 100个/包 发表于2017年10月4日由jinpanbio 康宁corning 431411 SQUARE GLASS FIBER PREFILTER, 49.5MM, FOR THE 250ML FUNNEL,NS,BK,100/100 100个/包 1包/箱 974.58