Preventol DBC is a universal, in-can preservative. It is a light-colored, aqueous dispersion of the biocidal active ingredients dibromodicyanobutane (DBDCB) and two isothiazolinones, BIT and CMIT/MIT [3:1]. It offers broad spectrum of activity against bacteria, mold, fungi and yeasts. It provides alkaline stability up to pH 9 & thermal stability up to 55°C. It is formaldehyde-free grade.