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20ML 顶空 样品瓶 23x75 平底
正庚烷 LiChrosolv
HYPERSIL GOLD 5UM 50MM X 75UM ID PICOFRIT COLUMN 3/PK
1-（4-磺酸苯基）-3-甲基-5-吡唑酮
Pipette shaft with seal for Transferpette Fix type 20-50 μl and Digital type 10-50 μl
瓦里安 METACARB 87H 色谱柱
HV-FLAT FLANGES, FIRE POLISHED, WITH GROOVE FOR SEALS, 90 MM
硬脂酸钙
亲脂性合成锂蒙脱石
ERLENMEYER-FLASKS, NARROW NECK, MADE OF QUARTZ-SILICA, WITH RIM, DIN 12380, 50 ML, 54 X 80 MM
