Product Testing & Certification

Feb 13 2020
PTC-13 provides accurate performance comparisons for both positive displacement & centrifugal blowers. PTC-13 provides procedures for determining…
Aug 13 2014
NSF Intl. has acquired the laboratory portion of Jana Laboratories Inc., an engineering consulting and laboratory testing firm that serves the global…
May 8 2012
Numerous reports of unusually thick green algae have prompted the Metropolitan Water Reclamation District of Greater Chicago (MWRD) to begin seasonal…
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