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.

Electromagnetic compatibility and telecommunications

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)

Personal body armor

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