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1,1-二氯-2,2-双(4-氯苯基)乙烷
1,3-二苯氧基-2-丙醇
THREE-WAY CONNECTING TUBES, PP, TUBING I.D. 6-9 MM
BURETTES, DIN-AS,50 ML:0,1 WITH TIP AND RUBBER TUBING, SCHELLBACH
PVC中磷系阻燃剂成分分析标准物质
HP-1气相毛细管柱
ACQUITY UPLC HSS Cyano (CN) 色谱柱
VISCOMETERS ASTM D445 AND D446, ISO 3104, 3105. L. 283 MM, FOR USE WITH TRANSPARENT LIQUIDS NR: 1C
消化管
PL HFIPgel HPLC 色谱柱