Mergal K12 Blend of 5-chloro-N-methylisothiazolinone, N-methylisothiazolinone and 2-bromo-nitropropan-1,3-diol Troy Preservatives / Biocides / Fungicides ADHESIVE >> Water-based Mergal K12 Bactericide Fungicide Algaecide aqueous systems such as adhesives Inside applications Formaldehyde-free broad, balanced action spectrum against bacteria, yeasts, mold fungi and algae. Active substances: Blend of 5-chloro-N-methylisothiazolinone, N-methylisothiazolinone and 2-bromo-nitropropan-1,3-diol Formaldehyde-free, blend of 5-chloro-N-methylisothiazolinone, N-methylisothiazolinone and 2-bromo-nitropropan-1,3-diol. Used as a bactericide, a fungicide and an algaecide for inside applications in aqueous systems such as adhesives. Offers broad, balanced action spectrum against bacteria, yeasts, mold fungi and algae.