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Springs fitting the metal rings, overal length 35 mm, spiral length only 20 mm
AQUARIUMS, HEAVY WALLED, WITH ROUGHLY GROUND RIM, L.200MM,W.150MM,H.200 MM SODA-GLASS
Sep-Pak SILICA SPE小柱, Vac 3cc, 500mg
Silibond Si SPE小柱,1g/6ml
欧洲药典比色液B (Brown)
(停用)长孔定子 FM300型用
2'-萘乙酮
耐压瓶,无盖子和倾倒环,GL45,250ml
三乙胺盐酸盐
Propoxycarbazone sodium,100ng/ul 标准品