PSC H368 Inspection—Chemicals and Chemical Products

Federal Category 18.4: Equipment Related Services Quality Control

Inspection and Laboratory Services (except medical/dental): Chemicals and Chemical Products

Includes: Commercial Testing and Laboratory Services

Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541380 – Testing Laboratories
541620 – Environmental Consulting Services
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
926140 – Regulation of Agricultural Marketing and Commodities
811219 – Other Electronic and Precision Equipment Repair and Maintenance
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
325120 – Industrial Gas Manufacturing
238220 – Plumbing, Heating, and Air-Conditioning Contractors
926150 – Regulation, Licensing, and Inspection of Miscellaneous Commercial Sectors