2.5% Glutaraldehyde Sterilant Solution - 1 Gallon Bottle. Long life, activated 28 day, buffered glutaraldehyde solution. Achieve sterilization after soaking items for 10 hours at 25 degree C. No dilution required. Activation Required. Recommended for the sterilization of heat sensitive, immersible dental equipment and instruments. Compatible with most dental instruments, *except dental handpieces.