NSF Product and Service Listings

These NSF Official Listings are current as of Thursday, January 15, 2026 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.

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White Book™ - Nonfood Compounds Listing Directory
NSF-Registered
Proprietary Substances and Nonfood Compounds
Organizacion Para el Tratamiento de Aguas SA de CV Visit this company's website
  HPGA-135 B[1] 154774 D2  
  NXP-4025[1] 154773 D2, 3D  
  NXP-4030[1] 145360 3D  
  OPP-1500 152142 G7  
  OPP-1581P 152143 G7  
  OPP-1960 152144 G7  
  OPP-5000L 149647 G7  

[1] This product is exclusively for sale and distribution outside of the United States.
Number of matching Manufacturers is 1
Number of matching Products is 7
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