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15mlPP螺旋盖试管
活动长链夹具
4-Chloro-3-nitrophenylboronic Acid
1L蓝盖瓶
SCREW CAPS LDPE BROWN GL 25 FOR BOTTLES NARROW NECK 250,500 ML
CHROMATOGRAPY-COLUMNS, SIMPLE ST-PTFE-STOPCOCK, SCREW-THREAD RETAINING NUT, FUSED-IN SINTERED GL.
钯(Pd)AAS标准溶液,1000mg/L溶于5 % HCl
生活饮用水中镉质控样
USB小型热敏打印机
Insert 4联排内嵌小室,13 mm,适用于 BRANDplates? 24-/6-孔培养板,光滑内壁,PET膜,8.0μm