541380 Testing Laboratories

This industry comprises establishments primarily engaged in performing physical, chemical, and other analytical testing services, such as acoustics or vibration testing, assaying, biological testing (except medical and veterinary), calibration testing, electrical and electronic testing, geotechnical testing, mechanical testing, nondestructive testing, or thermal testing. The testing may occur in a laboratory or on-site.

Cross-References. Establishments primarily engaged in--
  • Laboratory testing for the medical profession--are classified in Industry 62151, Medical and Diagnostic Laboratories;
  • Veterinary testing services--are classified in Industry 541940, Veterinary Services; and
  • Auto emissions testing--are classified in U.S. Industry 811198, All Other Automotive Repair and Maintenance.
2007
NAICS
  2012
NAICS
  2017
NAICS
  Corresponding Index
Entries
541380 541380 541380  Acoustics testing laboratories or services
541380 541380 541380  Assaying services
541380 541380 541380  Automobile proving and testing grounds
541380 541380 541380  Biological (except medical, veterinary) testing laboratories or services
541380 541380 541380  Calibration and certification testing laboratories or services
541380 541380 541380  Electrical testing laboratories or services
541380 541380 541380  Electronic testing laboratories or services
541380 541380 541380  Environmental testing laboratories or services
541380 541380 541380  Film badge testing (i.e., radiation testing) laboratories or services
541380 541380 541380  Fire insurance underwriters' laboratories
541380 541380 541380  Food testing laboratories or services
541380 541380 541380  Forensic (except medical) laboratories or services
541380 541380 541380  Geotechnical testing laboratories or services
541380 541380 541380  Hydrostatic testing laboratories or services
541380 541380 541380  Industrial testing laboratories or services
541380 541380 541380  Laboratory testing (except medical, veterinary) services
541380 541380 541380  Mechanical testing laboratories or services
541380 541380 541380  Metallurgical testing laboratories or services
541380 541380 541380  Nondestructive testing laboratories or services
541380 541380 541380  Pollution testing (except automotive emissions testing) services
541380 541380 541380  Product testing laboratories or services
541380 541380 541380  Radiation dosimetry (i.e., radiation testing) laboratories or services
541380 541380 541380  Radiation testing laboratories or services
541380 541380 541380  Radiographic testing laboratories or services
541380 541380 541380  Radiographing welded joints on pipes and fittings
541380 541380 541380  Radiography inspection services
541380 541380 541380  Radon testing laboratories or services
541380 541380 541380  Seed testing laboratories or services
541380 541380 541380  Soil testing laboratories or services
541380 541380 541380  Testing laboratories (except medical, veterinary)
541380 541380 541380  Thermal testing laboratories or services
541380 541380 541380  Vibration testing laboratories or services
541380 541380 541380  X-ray inspection services