Liq-io 2500 is bactericidal after 1 minute, EN1656 on: Escherichia coli, Staphylococcus aureus, Streptococcus uberis. Liq-io 2500 is yeast killing after 1 minute, EN 1657 on: Candida albicans. Ready to use. Apply Liq-io 2500 by spraying the entire teat and the beginning of udder. Is also possible to use as deep. Disinfecting and nourishing spray for udder hygiene after milking. Benefits of Liq-io: 1) Bacteria and yeast killing. 2) Good skin care properties.