The updated Nalco 77225 SDS highlights the necessity of strict handling protocols for this potent, alkaline boiler treatment. By ensuring that all personnel are familiar with the 2026 hazard classifications and first aid measures, companies can safely leverage its advanced scale control technology.

Conduct a 30-minute refresher training covering:

Dispose of NALCO 77225 and its container in a safe and environmentally responsible manner.

Wear protective gloves, protective clothing, eye protection, and face protection. Do not breathe dust/fume/gas/mist/vapors/spray. Wash skin thoroughly after handling.

: Not typically needed under standard operational ventilation setups. Storage Requirements Store only in original, tightly sealed containers.

The Safety Data Sheet (SDS) identifies this product as a corrosive, alkaline liquid used primarily for internal boiler water treatment to control scale. The most current versions of the SDS (updated as recently as 2018) classify it as a Category 1 Corrosive and a Category 4 Acute Oral Toxin . 1. Key Product Information Product Name: NALCO® 77225

In the event of exposure, prompt action is necessary. The mandates the following:

: Nitrile, neoprene, or butyl rubber gloves alongside an impervious apron and chemical-resistant footwear.

Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible materials (strong oxidizers, acids). 6. Exposure Controls and Personal Protection

: Dike and contain major spills immediately. Prevent the solution from entering soil, open surface water, waterways, or groundwater systems. Clean-up must be restricted to trained personnel wearing proper PPE.