Article Archives

Filter

Hide Filter

  • Scientific Imaging: To Sharpen or Obscure?

    Monday, October 01, 2012
    Technical Article
    Jerry Sedgewick
    In the world of scientific imaging, the matter of whether or not to sharpen an image can pose an ethical question: Does sharpening change the essential nature of the image? read more

  • Product Intelligence: Laminar Flow Hoods and Biological Safety Cabinets

    Monday, July 16, 2012
    Technical Article
    Caitlin Smith
    This article explains the concept of laminar flow hoods, which include laminar flow clean benches and biosafety, or biological safety, cabinets. The prospective purchaser of a laminar flow hood will ... read more

  • Lead in Vinegar: Determination and Possible Sources

    Thursday, February 01, 2007
    Application Note
    Kuria Ndung’u Sharon Hibdon A. Russell Flegal
    Exposure to contaminant lead remains a public concern because of its pervasiveness in the environment and increasing evidence of its sublethal toxicities at exposure levels lower than previously ... read more

  • An NPDES Distillation Method for Measuring Total Cyanide in Water

    Saturday, October 01, 2005
    Application Note
    John R. Sebroski Karin L. Bogren
    Used for total cyanide distillation, the MICRO DIST system was granted National Primary Drinking Water Regulations (NPDWR) approval in 2003 and is expected to receive nationwide Tier III approval for ... read more
  • <<
  • >>