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4-氰基-4-[(十二烷基硫烷基硫羰基)硫烷基]戊酸
过硫酸钾, ACS, 99.0% 最低
(62-2)Sm钐标液
HEAD FOR GAS WASHING BOTTLES 250 ML WITH SOCKET ST 45/40, AND SINTERD DISC P0
Pt / C,STAF-1M(Pt 1%)(含水)
Xbridge C18 XP Guard保护柱
SPATULA, DOUBLE, CHATTAWAY, MADE OF STAINLESS STEEL, STRAIGHT, LENGTH 100 MM, SPATULA 7 X 30 MM
LC-WCX SPE弱阳离子小柱,500mg/3ml
Plug 5/16-24 Delrin White
花椒毒酚,分析标准品,HPLC≥98%