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NSF/ANSI 29-2021
Detergent and Chemical Feeders for Commercial Spray-type Dishwashing Machines
This Standard covers chemical sanitizing feeders, detergent feeders, drying agent feeders, and similar devices that automatically maintain the concentration of additives in the prewash, wash, pumped rinse, or final rinse of commercial spray-type dishwashing machines.
NSF International [nsf]