Formalex® “Green”, an eco-friendly aldehyde remover with no sludgy residue, no phosphates, and no pH adjustment required. The patented system converts 10% Formalin into a non-hazardous liquid polymer in four hours. It is environmentally safe for local drain disposal and is simple to use. Just add it to your aldehyde solution, wait an adequate amount of time, and pour into a sanitary sewer. Formalex® is effective on both formaldehyde and glutaraldehyde solutions. 5 Gallon Cube