Nalco 77225 Safety Data Sheet Full [new] Jun 2026

Firefighters should wear self-contained breathing apparatus and full protective gear. 6. Accidental Release Measures

Tightly fitting safety goggles or a full-face shield are highly recommended.

Immediately flush the affected area with plenty of water while removing all contaminated clothing and shoes. Wash clothing before reuse. If irritation or burns develop, seek medical advice.

Typically consists of specialized polymers, organic acids, or neutralized salts designed for scale prevention or water conditioning.

For the most current and full document, users are advised to contact their Nalco Company representative or access the full SDS PDF on specialized safety databases.

| Chemical Name | CAS Number | Weight % | GHS Hazard Class | |---------------|------------|----------|------------------| | Phosphonic acid, (1-hydroxyethylidene)bis- | 2809-21-4 | 10–30% | Skin Corr. 1, Eye Dam. 1 | | Sodium hydroxide | 1310-73-2 | 1–5% | Skin Corr. 1A, Met. Corr. 1 | | Proprietary polymeric dispersant | Proprietary | 5–10% | Skin Irrit. 2, Eye Irrit. 2 | | Water | 7732-18-5 | Balance | Not hazardous |

Avoid mixing with strong acids, which can cause violent exothermic reactions. Avoid contact with soft metals (like aluminum, zinc, or galvanized surfaces) as this can generate flammable hydrogen gas.

Causes localized irritation; prolonged contact may cause drying or dermatitis.

The full SDS provides a clear hazard classification in accordance with OSHA’s Hazard Communication Standard (29 CFR 1910.1200) and GHS (Globally Harmonized System).

Store in original, tightly closed containers. Keep in a cool, dry, well-ventilated area away from incompatible materials (see Section 10). Protect from freezing temperatures and extreme heat to maintain product stability. 8. Exposure Controls and Personal Protection

This article serves as an educational overview of the standard sections and typical data found in a Nalco 77225 Safety Data Sheet. It does not replace the official manufacturer-issued SDS document. Always reference the official, hard-copy SDS provided directly by Nalco/Ecolab with your specific chemical shipment for operational compliance.

Do not discharge to drains, surface water, or septic systems.