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蜂蜜中磺胺甲噁唑成分分析标准物质
二氧化硅,99.9%
ST-HOLLOW STOPPER, ST 19/26, WITH EXTRA LONG STEM, F. B.O.D.-BOTTLES
LATEX TUBING - 6x9 mm, 1 meter
阀
GASKETS, WITHOUT PTFE-LINERS, GL 45, SEAL: 42 X 32 MM, FOR TUBES: 31,0 - 33,0 MM
LiChroCART 125-4,LiChrospher 100 RP-8e 5μm定制柱
Dionex IonPac AG19 保护柱
6种元素ICP-MS混标,Li/Mg/Y/Ce/Tl/Co,10mg/L溶于2% HNO3
HyperSep Amino SPE Column, 500mg/3mL 50个/包装