Take the guesswork out of spill response with Kolor-Safe Neutralizers. Many aggressive liquid spills involve hazardous acids that require a way to render them safe for final clean-up and disposal in accordance with local, state and federal regulations. The color change process lets you know when acids are safe to handle. Dry Formula provides a precise method of responding to hazardous acid spills. It's also concentrated to allow for easy application and greater neutralization capacity.