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  • 产品名称:Sediment 1-Trace elements沉积物1中微量元素
  • 产品编号:RTC-CRM008
  • 产品规格:50g
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Sediment/soil from a river bank and bottom near the Chesapeake Bay. The certified values were determined by USEPA SW846 (3rd edition) Methods 3050 and 6010, except for arsenic (7060A), mercury (7471A), selenium (7740), and thallium (7841). The sample is s
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