zeptomole

zepto- +‎ mole

• (General American) IPA^(key): /ˈzɛptoʊˌmoʊl/
• (Received Pronunciation) IPA^(key): /ˈzɛptəʊˌməʊl/
• Hyphenation: zep‧to‧mole

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zeptomole (plural zeptomoles)

1. (chemistry, physics) One 10^-21th part of a mole, or about 600 molecules of a substance, SI symbol: zmol.
   • 2002, Jeffrey Van Ness, “Present and Future of Tags and Labels in High Throughput Genomic Analysis”, in D. J. Galas & S. J. McCormack, editor, Genomic Technologies: Present and Future: Functional Genomics Series‎, Caister Academic Press, →ISBN, page 144-145:

     It has been repeatedly shown that enzyme-derived ODN-based assays can detect as little as 50 zeptomoles of target DNA corresponding to about 25,000 molecules.

   • 2005, Beatriz Sanchez-Vega, “Introduction to Capillary Electrophoresis of DNA: Biomedical Applications”, in John M. Walker & Ralph Rapley, editor, Medical Biomethods Handbook‎, Humana Press, →ISBN, page 109:

     The sensitivity of detection is in the range of zeptomoles […]

   • 2008, Kewal K. Jain, The Handbook of Nanomedicine‎, Humana Press, →ISBN, page 88:

     This scatter-based method enables detection of zeptomole quantities of nucleic acid targets […]

• zeptomolar