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.

Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://www.nsf.org/usda/psnclistings.asp

White Book™ - Nonfood Compounds Listing Directory
NSF-Registered
Proprietary Substances and Nonfood Compounds
NNL Engineering & Chemical Co. Ltd.  
  HYDRO CHEM BL201 167521 G6  
  HYDRO CHEM BL202 167522 G6  
  HYDRO CHEM BL203 167523 G6  
  HYDRO CHEM RO501 168738 W1  
  HYDRO CHEM RO502 BIOCYN[1] 169190 W2  
  MECHANIC MULTI PURPOSE (FOOD GRADE) 172634 H1  
  MECHANIC PTFE GREASE (FOOD GRADE) 172633 H1  

[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
Processing time was 0 seconds