ALUMINUM TANNIN
HIGH CONCENTRATION MODIFIED GLUTARALDEHYDE
ACIDIC PHENOLIC RETNNING AGENT
DICYANODAMIDE RESIN TANNIN
MELAMINE RESIN TANNINGS
REPLACEMENT TANNIN
NEUTRALIZING TANNIN- DISPERSING EFFECT PHENOLIC RESIN REPLACEMENT TANNIN
MICRO MOLECULE ACRYLIC RESIN
MACROMOLECULAR ACRYLIC RETANNING AGENT
LIMING ENZYME
SOFT ENZYME