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Retort clamp, stainless steel green lacquered, length 150 mm, opening up to ? 40 mm, with round jaws, cork lined
(R)-(-)-1-甲基-3-吡咯烷醇
Hibar 100-4,6,Superspher 60 Si 4 μm定制柱
M1 library high volume
SPHERICAL JOINTS, BALL, POLISHED, KS 35/20, DURAN
SILICONE RUBBER SEALS, WITHOUT WASHER, 12 X 6 MM, GL 14
透明酸碱滴定管
全不锈钢分样筛400目
密封环
HEAD FOR GAS WASHING BOTTLES, WITH 2 SCREW-THREADS GL 14, DRECHSEL WITH SINTERED DISC P1