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

GDTECH QuĂ­mica Industrial Ltda. Visit this company's website
  GDTECH AE100 161407 G5  
  GDTECH BIO 1320F[1] 161409 G5  
  GDTech BIO 1700 165772 G5  
  GDTECH DP-30 159340 G6  
  GDTECH DP-50 159613 G6  
  GDTECH GUILHOTINA 159614 G6  
  GDTECH MSS 100 167552 G6  
  GDTECH SS-100 159338 G6  
  GDTECH SSO 100 160543 G6  
  GDTech T 6600 165773 G5  
  GDTECH T2000[1] 161408 G5  
  GDTECH TN-500 159339 G6  

[1] This product is not registered for use in the United States of America.

Number of matching Manufacturers is 1
Number of matching Products is 12
Processing time was 0 seconds