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克氏蒸馏头
1,2,3,4-Tetrachlorobenzene,10ng/ul 标准品
16-甲基十七烷酸甲酯 标准品
胱胺二盐酸盐
(S)-1-Fmoc-哌啶-2-羧酸
p-Octylacetophenone
DM-35 60m x 0.32mm x 0.25μm
Tube fitting qd female 3/8in x 3/8in mnpt for water chiller
氯化钠,anhydrous, Redi-Dr, free-flowing, ACS reagent, ≥99%
IRON WIRE GAUZES, MADE OF FINNED IRON WIRE, WITH CERAMIC CENTRE, DIMENSIONS 120 X 120 MM