Description
Equipment and Materials Testing: Chemicals and Chemical Products

Possible NAICS Codes
541380 – Testing Laboratories and Services
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing
221310 – Water Supply and Irrigation Systems
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
334519 – Other Measuring and Controlling Device Manufacturing
541690 – Other Scientific and Technical Consulting Services
621511 – Medical Laboratories
325120 – Industrial Gas Manufacturing
325199 – All Other Basic Organic Chemical Manufacturing