enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Certified reference materials - Wikipedia

    en.wikipedia.org/wiki/Certified_reference_materials

    Certified reference materials (CRMs) are 'controls' or standards used to check the quality and metrological traceability of products, to validate analytical measurement methods, or for the calibration of instruments. [1] A certified reference material is a particular form of measurement standard.

  3. Micrometer (device) - Wikipedia

    en.wikipedia.org/wiki/Micrometer_(device)

    These master standards have extreme-accuracy regional copies (kept in the national laboratories of various countries, such as NIST), and metrological equipment makes the chain of comparisons. Because the definition of the meter is now based on a light wavelength, the international prototype of the meter is not quite as indispensable as it once was.

  4. Federal Information Processing Standards - Wikipedia

    en.wikipedia.org/wiki/Federal_Information...

    In 2008, NIST withdrew the FIPS 55-3 database. [7] This database included 5-digit numeric place codes for cities, towns, and villages, or other centers of population in the United States. The codes were assigned alphabetically to places within each state, and as a result changed frequently in order to maintain the alphabetical sorting.

  5. Track and trace - Wikipedia

    en.wikipedia.org/wiki/Track_and_trace

    An example of a generic RFID chip. Some produce traceability makers use matrix barcodes to record data on specific produce. The international standards organization EPCglobal under GS1 has ratified the EPC network standards (esp. the EPC information services EPCIS standard) which codify the syntax and semantics for supply chain events and the secure method for selectively sharing supply chain ...

  6. American National Standards Institute - Wikipedia

    en.wikipedia.org/wiki/American_National...

    In 2009, ANSI and the National Institute of Standards and Technology (NIST) formed the Nuclear Energy Standards Coordination Collaborative (NESCC). NESCC is a joint initiative to identify and respond to the current need for standards in the nuclear industry.

  7. Certified copy - Wikipedia

    en.wikipedia.org/wiki/Certified_copy

    Exemplified certified copy of Decree Absolute issued by the Family Court Deputy District Judge – divorce certificate. A certified copy is a copy (often a photocopy) of a primary document that has on it an endorsement or certificate that it is a true copy of the primary document. It does not certify that the primary document is genuine, only ...

  8. National Voluntary Laboratory Accreditation Program - Wikipedia

    en.wikipedia.org/wiki/National_Voluntary...

    The accreditation process includes application submission, an on-site assessment, proficiency testing, and addressing any identified nonconformities. NVLAP’s accreditation is recognized internationally, indicating a laboratory’s competence but not certifying its performance.

  9. National Software Reference Library - Wikipedia

    en.wikipedia.org/wiki/National_Software...

    The National Software Reference Library (NSRL), is a project of the National Institute of Standards and Technology (NIST) which maintains a repository of known software, file profiles and file signatures for use by law enforcement and other organizations involved with computer forensic investigations.