Description
Inspection and Laboratory Services (except medical/dental): Water Purification and Sewage Treatment Equipment

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541620 – Environmental Consulting Services
541380 – Testing Laboratories and Services
221310 – Water Supply and Irrigation Systems
221320 – Sewage Treatment Facilities
237110 – Water and Sewer Line and Related Structures Construction
561990 – All Other Support Services
238220 – Plumbing, Heating, and Air-Conditioning Contractors
541990 – All Other Professional, Scientific, and Technical Services
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
562910 – Remediation Services