For the most comprehensive and up-to-date safety information, refer directly to official product documentation from Ecolab . Nalco 77225 SDS (GHS) | PDF | Toxicity - Scribd
Details toxic gases or vapors that may liberate if the product burns.
Recommended at 20–60 ppm depending on feedwater hardness and pressure. FDA Compliance: nalco 77225 safety data sheet
Nalco 77225 is likely classified as a for transportation, with specific UN numbers and packing groups depending on the mode of transport (road, rail, sea, air).
The product has an ammoniacal odor. Prolonged inhalation of its vapors or mists can cause irritation to the respiratory tract. FDA Compliance: Nalco 77225 is likely classified as
Immediately take off contaminated clothing and rinse skin with water.
In 2023, a chemical release at a Midwestern U.S. power plant injured four workers. The post-incident investigation revealed that the plant’s copy of the NALCO 77225 SDS was unopened in a cabinet. The product? A corrosion inhibitor containing a proprietary blend of phosphonates and ammonium salts. Had the SDS been consulted, workers would have known that neutralization with dilute acetic acid was the correct first aid for skin contact—not water irrigation alone. Immediately take off contaminated clothing and rinse skin
The SDS identifies NALCO 77225 as an alkaline liquid designed to manage scale in low-hardness, softened, and dealkalized feedwater. Due to its chemical composition, the SDS outlines specific hazards associated with its use:
