According to the SDS, Nalco 77225 is classified as hazardous. Causes skin irritation. Eye Irritation: Causes serious eye irritation. Signal Word: Warning. Hazard Statements: Causes skin and eye irritation.
What specific are you using this for?
Exposure to decomposition products may be a hazard to health (e.g., nitrogen oxides, carbon oxides).
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).
Not regulated as a hazardous material if it is an aqueous solution below corrosive thresholds. If classified as corrosive, it will require a Class 8 placard and UN identification number. nalco 77225 safety data sheet full
Causes severe skin burns. Concentrated liquid will quickly destroy dermal tissues.
NSF Registered (G6) for use in food processing boiler systems
Wash immediately with large volumes of water for at least 15 minutes. Remove contaminated clothing and shoes immediately. Wash clothes before reuse and get urgent medical support.
For the most current and official SDS, contact Nalco Water directly: According to the SDS, Nalco 77225 is classified as hazardous
Nalco Company (An Ecolab Company), 1601 West Diehl Road, Naperville, Illinois.
Do not rely on memory or hearsay. Download the current official document from Nalco/Ecolab, print it (or make it digitally available), and integrate it into your Job Safety Analyses (JSAs) and training programs. When it comes to corrosive chemicals like Nalco 77225, the full SDS isn’t just paperwork—it’s protection.
: Keep away from strong acids and materials susceptible to alkaline corrosion (such as aluminum, zinc, or galvanized metals). Accidental Release and Environmental Protections
that are resistant to high pH substances Regulatory compliance details (e.g., OSHA, EPA) Nalco 77225 SDS (GHS) | PDF | Toxicity - Scribd Signal Word: Warning
Causes serious eye damage, redness, pain, and deep chemical burns. Exposure can cause permanent visual impairment if not treated immediately.
While Nalco 77225 is primarily an aqueous solution and inherently non-flammable, thermal decomposition can yield hazardous gasses.
| 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 |