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Certification for Recreational Water Treatment Chemicals

NSF/ANSI/CAN 50, the well-known industry standard for pool equipment, now offers certification for pool chemicals. Learn more about the difference between potable water and recreational water certifications (NSF/ANSI/CAN 60 vs. NSF/ANSI/CAN 50).

How NSF Can Help You

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What’s New with NSF

  • NSF Issues First-Ever MSC Certification for an Eel Fishery to Perupez S.A.C. and Sakana del Peru

    June 19, 2026
    Third-party certification plays a key role in independently verifying the sustainability of seafood operations.
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  • NSF at Newtopia Now

    June 18, 2026
    NSF is proud to be part of Newtopia Now.
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  • iNADO Partners with NSF to Support Members and Athletes

    May 27, 2026
    iNADO is pleased to welcome NSF’s expertise and experience in support of its members and the athletes they serve
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  • NSF Ends UK’s Three-Year Testing Gap with REG 31 Testing Designation

    May 20, 2026
    NSF’s Oakdale laboratory becomes the UK’s sole facility offering comprehensive BS 6920 and REG 31 testing, closing a critical drinking water safety gap.
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