Mergal S89 Blend of methyl-benzimidazol-2-ylcarbamate and 2-n-octylisothiazolinone Troy Preservatives / Biocides / Fungicides Acrylics/ Acrylates Polyvinyl acetate emulsions & derivatives (PVAcā¦) Polyvinyl Alcohol (PVOH) SEALANT Mergal S 88 Dry film preservation Fungicide-algaecide adhesives compatibility with aqueous polymer emulsions such as pure acrylic, styrene acrylic, polyvinyl acetate and copolymers, polyvinyl alcohol and vinyl acetate-ethylene pressure polymers. a film preservative for outside applications with a broad, balanced action spectrum against mushrooms and algae. aqueous systems as sealants Active substances: Combination of methyl-benzimidazol-2-ylcarbamate and 2-n-octylisothiazolinone. Use level: 0.2-2%. Combination of methyl-benzimidazol-2-ylcarbamate and 2-n-octylisothiazolinone. Used as a dry film preservative, a fungicide and an algaecide for outside applications in aqueous systems such as sealants. Offers balanced, broad action spectrum against mushrooms and algae, and compatibility with aqueous polymer emulsions such as pure acrylic, styrene acrylic, polyvinyl acetate and copolymers, polyvinyl alcohol and vinyl acetate-ethylene pressure polymers. Use level: 0.2-2%.