康宁corning耗材 3750 Matrix 0.5 mL 2D, 聚丙烯, V 形底管,散装,1000/箱 LSP Matrix 960

康宁corning耗材 3750 Matrix 0.5 mL 2D, 聚丙烯, V 形底管,散装,1000/箱 LSP Matrix 960 960 1CS