In producing post-harvest fruits and vegetables, their safety and shelf-life are important concerns. Microbiological contaminants can negatively affect post-harvest products at various stages of the production process further affecting product yield. Kemin Bio Solutions offers Keeper® and Keeper® Professional products for post-harvest products. Keeper products are antimicrobial agents used to eliminate pathogens, extend shelf life, and improve the quality of post-harvest products.
Keeper and Keeper Professional are antimicrobial products for post-harvest processing. Keeper products are acidified sodium chlorite that generates chlorine dioxide once activated with any food grade Generally Recognized as Safe (GRAS) acid to acidify sodium chlorite.
- Keeper - contains 3.35% sodium chlorite
- Keeper Professional - contains 8.35% sodium chlorite
Keeper products for post-harvest processing effective against Campylobacter, E. coli O157:H7, Listeria, Salmonella, and other pathogens of concern (Figure 1). Keeper products for post-harvest processing have shown to be more effective than other common antimicrobial agents including quaternary ammonia, iodophors, peracetic acid, and sodium hypochlorite (chlorine) (Figure 2).