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瑞氏染色液
N-乙烯基吡咯烷酮
甲醇中叔丁基苯-标液
FILTER FUNNELS, 125 ML, P2 DISC DIA.: 60 MM, STEM O.DIA.: 10 MM
收集计绝缘片
HYPERSIL SILICA 5UM 50X4MM COLUMN
硫酸根离子标液,SO4-2(Na2SO4),10000mg/L溶于 H2O
Bio-Rad AG 1-X4 树脂,hydroxide form
CRIM TOP VIALS, BORO., W.ROLLED FLANGE 4,0 ML, 45 X 15 MM, CAP SIZE N 13, WEISS
缩节胺标准品