Never assume that “it’s just a water treatment chemical.” The SDS proves it is anything but neutral. Keep the document current, keep it visible, and train to it relentlessly. Safety is not a slogan—it is the successful application of the information found in your .
| Property | Typical Value | | :--- | :--- | | Appearance | Clear to pale yellow liquid | | Odor | Slight acidic or sulfur-like | | pH (100% conc.) | < 2.0 (Strongly acidic) | | Boiling point | ~100°C (212°F) | | Melting point | < 0°C (32°F) | | Specific gravity | 1.15 – 1.25 (heavier than water) | | Solubility in water | Complete and exothermic (heats up) | | Viscosity | Water-thin to slightly oily | nalco 77225 safety data sheet
In the industrial water treatment landscape, few product codes are as recognizable as . Known for its efficacy as a scale and corrosion inhibitor in cooling water systems, this chemical formulation (often associated with Nalco’s proprietary phosphonate and polymer blends) is a workhorse in power plants, refineries, and HVAC systems. However, with powerful performance comes significant responsibility. Never assume that “it’s just a water treatment chemical
| Route of Exposure | First‑Aid Action | |------------------|------------------| | Inhalation | Remove person to fresh air. Treat symptomatically. Consult a physician if symptoms appear. | | Skin contact | Immediately remove contaminated clothing. Rinse skin with plenty of water for at least 15 minutes. Continue rinsing while removing contaminated clothing. Seek medical attention if burns or irritation occur. | | Eye contact | Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. . | | Ingestion | Rinse mouth. Do NOT induce vomiting. Call a physician or poison control center if the person feels unwell. | | Property | Typical Value | | :---
: Depending on the concentration, it can cause significant skin irritation.
Category 4 – harmful if swallowed (H302). Ingestion may cause burns to the mouth, throat, and stomach, with symptoms including nausea, vomiting, and abdominal pain. Skin corrosion: Sub‑category 1A – causes severe burns (H314). Direct contact can lead to deep tissue damage and scarring. Eye damage: Category 1 – causes serious eye damage (H318). Even small splashes may result in permanent vision loss. Inhalation: Vapours or mists are irritating to the respiratory tract. Inhalation may cause coughing, shortness of breath, and chemical pneumonitis. Chronic effects: No data available for the mixture. Potassium hydroxide is not known to be a carcinogen or reproductive toxicant.