Proxel GXL 1,2-benzisothiazolin-3-one in dipropylene glycol Avecia Preservatives / Biocides / Fungicides SEALANT ADHESIVE >> Water-based PROXEL GXL is a broad spectrum biocide for the preservation of industrial water-based products against spoilage from bacteria, yeasts and fungi. PROXEL GXL is a 20% aqueous dipropylene glycol solution of 1 , 2 -benzisothiazolin-3-one. PROXEL GXL is effective in a wide range of industrial aqueous-based products. Synthetic polymer emulsions Water-based adhesives Household products Tape joint compounds Leather processing solutions 20% aqueous dipropylene glycol solution of 1,2-benzisothiazolin-3-one. Biocide for the preservation of industrial water-based products against spoilage from bacteria, yeasts and fungi. Use level: 0.05-0.25 %wt in water-based adhesives