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Hibar 250-4,6,LiChrospher 300 WP RP-18 12 μm定制柱
F2 单通道加样枪 1-10ml
Triphenyl[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl]phosphonium Bromide
N-苄氧羰基-L-谷氨酸γ-叔丁酯
114种农药混标(定制)
铝盒
DENSITY-HYDROMETER, DIN 12791, M 100-110 1,100-1,200:0,002 G/CM3, NOMINAL RANGE 90 MM, L. 240 MM
A/S 注射器 5UL 23SGA 70MM PT C
乙二醛缩双(邻氨基酚)
200ML萃取直筒