康宁corning耗材 8050-0500 NALGENE 890 FEP胶管,内径x外径x壁厚,7/16 x 1/2 x 1/32英寸 LSP Nalgene 25

康宁corning耗材 8050-0500 NALGENE 890 FEP胶管,内径x外径x壁厚,7/16 x 1/2 x 1/32英寸 LSP Nalgene 25 50 1CS