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哒螨灵 标准品
DM-PLOT QS 30m x 0.32mm x 10μm
4-丁基-2-甲基苯胺
ST-SOCKETS, PRECISO, ST 10/19 acc. to DIN 12249 FORM E, ?:13 MM, L: 120 MM, WALL THICK:1,5 MM
短管标准漏斗 75mm(申玻) 10只/盒
丙酮中水胺硫磷
MF SCX CARTRIDGE (S-5) 4.0*10 (2P)
SCREW-THREAD, WITH CONE, ST 19/26, GL 18/8
Magnetic stirring-bar, PTFE, triangular, 12 x 50 mm
5-羧基荧光素琥珀酰亚胺酯