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Carbotrap-300热脱附管
压力螺丝5x
二硫化碳中正戊醇溶液标准物质
进样针
5,5'-二溴-3-二米基硼-2,2'-二噻吩
CYLINDERS, MULTI PURPOSE, ROUND BASE, ROUGH GROUND RIM, 40X200MM, 250ML, DURAN
N,N-二异丙基乙胺, 99.5+%
玻璃衬管
填充柱玻璃衬管 /GC-17A
STOPPERS, SILICONE, TRANSPARENT, FLEXIBLE, TOP DIA. 92 MM, BOTTOM DIA. 79 MM, LENGTH 65 MM