What does H1 food grade mean?
David Osborn
Updated on June 25, 2026
lubricants
Food-Grade Categories H1 lubricants are food-grade lubricants used in food-processing environments where there is the possibility of incidental food contact. H2 lubricants are food-grade lubricants used on equipment and machine parts in locations where there is no possibility of contact.
What does NSF H1 mean?
Specifically, NSF H1 accreditation indicates the specific lubricant is acceptable for incidental food contact and can be used in food processing areas. H1 lubricants must be formulated from a USDA-list of approved ingredients known as FDA 21 CFR 178.3570 and be properly labeled and reviewed for the proposed end use.
What is NSF 3H?
NSF 3H: References release agents that can be used in contact with food within the limits set out in the relevant regulations, e.g. FDA 21 CFR 172:878 for white oils. NSF HT1: A product labelled HT1 indicates a heat transfer oil that can be used in environments where there may be incidental food contact.
What are food grade lubricants?
Food-grade or food-safe lubricant is the name given to any industrial lubricant that is considered safe for incidental contact with items that may be consumed by humans or animals, as long as it does not exceed a certain concentration. Items that require food-grade lubricants for production include: Food. Beverages.
What is H3 oil?
Super Lube H-3 Lightweight Oil is an NSF registered Food Grade lubricant, rated H-3 for incidental food contact. H3 lubricants are most often used to clean and prevent rust on trolleys, hooks and other such equipment.
What is a food grade silicone?
Food grade silicone is a type of silicone that is safe for use with foods. The silicone is used frequently in making molds to use for food that begin as liquids and solidify. It is nontoxic; does not stain food, dishes or cookware; is easily removed from cast objects; and is safe for use on various plastic objects.
Is WD 40 food grade?
WD-40 Specialist Food Grade Silicone is NSF® Certified: H1 and H2 Registration. It is specially designed for food industry handling application and food processing. It forms a colorless, odorless, non-staining film that lubricates and protects surfaces like plastics, rubber, metal, glass, wood and more.