PSC R428 Support—Professional: Industrial Hygienics

Services
Federal Category 2.3: Professional Services Management Advisory Services

Description
Industrial Hygienics

Possible NAICS Codes
541620 – Environmental Consulting Services
541690 – Other Scientific and Technical Consulting Services
562991 – Septic Tank and Related Services
562910 – Remediation Services
541380 – Testing Laboratories
621399 – Offices of All Other Miscellaneous Health Practitioners
541990 – All Other Professional, Scientific, and Technical Services
541350 – Building Inspection Services
561990 – All Other Support Services
562998 – All Other Miscellaneous Waste Management Services