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m Dating maintenance tags: {{As of?}} |
→Recognized agencies: <ref>https://www.osha.gov/dts/otpca/nrtl/nrtllist.html</ref> |
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* [[Intertek Group|Intertek Testing Services NA, Inc.]] (ITSNA) (formerly ETL)
* MET Laboratories, Inc. (MET)
* Nemko USA
* [[NSF International]] (NSF)
* QAI Laboratories, LTD (QAI)
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