... ≥25%,PH3-5 USE: As bactericide, disinfector, tanning agent widely used in petroleum development, leather treatment, food, plastics, coatings etc. ... of enzymes can be fixed under controlled condition, to cross-link without losing their activity. Contrbuting to its outstanding characteristics, ... and been put at broad application. Glutaraldehyde 25% is used as bactericide, disinfector, tanning agent