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羟乙基硫胺素盐酸盐标准品
ST-CONES, DURAN, ST 7/16 acc. to DIN 12249 ? / LENGTH / WALL THICK 6 X 120 X 1,5 MM
搅拌棒,PTFE材质,9.5x550 mm,螺旋桨形
沙门氏菌ATCC14028
M6螺母
选择性氧化催化剂
BDS-HYPERSIL-CYANO 5UM 100X1MM COLUMN
1/4-28 PEEK无凸缘平头螺母
SEPARATORY FUNNEL, 50:1 ML, CYL. GRADUATED BOROS. GLASS, DETACHABLE PTFE-STOPCOCK, ACC. TO DIN 12
N,N'-二环己基碳二亚胺(DCC)