title: National Voluntary Laboratory Accreditation Program
text: # National Voluntary Laboratory Accreditation Program
  
  National Voluntary Laboratory Accreditation Program (NVLAP) is a National Institute of Standards and Technology (NIST) program in the USA which provides an unbiased third-party test and evaluation program to accredit laboratories in their respective fields to the ISO 17025 standard. NVLAP is in compliance with ISO 17011.
  
  ## Accredited laboratories
  
  ### Calibration
  
  * Dimensional
  * Electromagnetics - DC low frequency
  * Electromagnetics - RF/microwave
  * Ionizing radiation
  * Mechanical
  * Optical radiation
  * Thermodynamic
  * Time and frequency
  
  ### Chemical calibration
  
  * Chemical calibration: providers of proficiency testing
  * Chemical calibration: certifiers of spectrophotometric NTRMs
  
  ### Dosimetry
  
  * Ionizing radiation dosimetry
  
  Reverse osmosis with applied heat during deionization.
  
  ### Environmental
  
  * Asbestos fiber analysis (PLM test method)
  * Asbestos fiber analysis (TEM test method)
  
  ### Fasteners and metals
  
  * Fasteners and metals program
  
  ### Information technology security
  
  * Common Criteria Testing Laboratory (CCTL)
  * Cryptographic Module Testing Program (CMTP)
  
  ### Product testing
  
  * Acoustical testing services
  * Carpet and carpet cushion
  * Commercial products testing
  * Construction materials testing
  * Efficiency of electric motors
  * Energy efficient lighting products
  * Thermal insulation materials
  * Wood based Products
  