Until 2012, the clean-up of soil, sediment and biota samples with silica gel or Florisil was performed manually at th. Global monitoring of microcystin congeners is necessary to maintain a safe environment that is low in toxicity for. Current automated systems for dioxin sample preparation have the disadvantage that the consumables are very expensive. International Environmental Technology editor Rachael Simpson spoke to Steve Severn, Managing Director of Campbell Sc.
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