grotan® TK 5 Plus N is a preservative for concrete admixtures. Liquid preparation based on 2-Octyl-2H-isothiazol-3-one and reaction product of ethylene glycol, urea and Paraform. Highly effective in ligninsulfonate based admixtures. Broad, balanced spectrum of effect against yeasts and moulds. Contains no organically bound chlorine (has no effect on the AOX value).

parmetol® K 20 is nearly colourless- light green liquid. Fully soluble in water and in most polar organic solvents.

parmetol® MBX is highly-effective in-can preservative without formaldehyde and AOX. Immediately acting preservative with long-term protection Fast germ count reduction e.g. for contaminated process water, Production hygiene integrated in-can preservative Synergistic working combination of benzisothiazolone (BIT), methylisothiazolon (MIT) and bis(3-aminopropyl)dodecylamine (BDA). Approved for Ecolabel, e.g. "European Flower" or "Nordic Ecolabel".

parmetol® CF 8 Film preservative with enhanced long term protection without Carbendazim.