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

OAK Europa s.r.l.  
  OAK 11 B 161227 H1, HX-1  
  OAK GFO 175 161229 H1, HX-1  
  OAK GFO 300 161230 H1, HX-1  
  OAK GFO 32 161228 H1, HX-1  
  OAK GFO 400 161231 H1, HX-1  
  OAK GFO-68 164277 H1  

Number of matching Manufacturers is 1
Number of matching Products is 6
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