National Exposure Testing's proficiency program provides our clients with a confidential unbiased analysis of measurement processes. Proficiency testing brings awareness of your technical competence in corrosion testing. Interlaboratory comparison can be a valuable continuous improvement tool.


© 2018 National Exposure Testing

Material Testing


National Exposure Testing is one of the largest corrosion testing laboratories in Ohio. We specialize in Salt Spray, Cyclic Corrosion, CASS, Humidity, Fillform, and Kesternich testing.









Proficiency Program


We are now accepting enrollment for the Proficiency Program.


To register please click here and fill out our registration form.











Testing Supplies


From Arizona dust to mass loss coupons, National Exposure Testing carries a complete line of supplies and premixed solutions for a variety of testing procedures.




National Exposure Testing

3211 Centennial Road

Sylvania, OH 43560 USA

Phone: 419-841-1065

Fax: 419-841-8716


Proficiency Testing

Reports Include:

  • Each participating laboratory's test results
  • Third party statistical analysis (PT117 program only) of test data
  • Charts plotting test results vs. Laboratory code
  • Summary report

PT117 statistical reports are written and reviewed by Don White, Director of the Statistical Consulting Service, The University of Toledo.