Importance of NSF certification
All the items or part coming into contact with food during any part of its processing must be NSF certified, with a valid certificate and certificate # labelled on the container. This is applicable to lubricants, filters ( air, water and steam), wetted parts of pumps (seals and impeller), conveyors and belts,scrapers, chemicals and additives,material of construction of vessels, pipes etc.
Lubricants has to be of H1 class, chemicals and additives, material of construction must have NSF certified Technical Data Sheet more