International Specialty Products Inc.: Nuosept W Concentrate is a broad-spectrum preservative that combines the antimicrobial effects of CIT/MIT and Bronopol at higher concentrations than other commercial offerings. Typical use levels for the preservation of adhesives, tackifiers, coatings and detergents range from 0.025-0.1 percent by weight. It will not contribute to the VOC of the product preserved and does not contain a formaldehyde donor.