Nalco — 77225 Safety Data Sheet 2021 [extra Quality]

: Elongated nitrile, neoprene, or PVC gloves. Ensure regular inspection for microscopic pinholes or degradation.

: Tight-fitting chemical splash goggles along with a full-face shield are mandatory when transferring or dosing the product.

Evacuate unnecessary personnel and deny entry to unprotected staff. nalco 77225 safety data sheet 2021

I can compare this to other boiler treatment products. Hazard Communication Standard: Safety Data Sheets - OSHA

Rinse the mouth completely. unless instructed by medical personnel. Call a poison control center or doctor immediately if the individual feels unwell. Handling, Storage, and Engineering Controls : Elongated nitrile, neoprene, or PVC gloves

If exposure occurs, prompt intervention minimizes tissue damage:

May be corrosive to metals . Exposure can cause skin burns and irreversible eye damage if direct contact happens. Evacuate unnecessary personnel and deny entry to unprotected

| Property | Value (2021 SDS) | | --- | --- | | Appearance | Clear to pale yellow liquid | | Odor | Mild, acrid (phosphoric acid) | | pH (100% concentrate) | <1.0 (strongly acidic) | | Boiling point | >212°F (100°C) – water-based | | Melting point | ~32°F (0°C) | | Specific gravity (H₂O=1) | 1.18 – 1.25 | | Vapor pressure | Same as water | | Solubility in water | Complete | | Viscosity | Low (<50 cP) |

No 2021-specific changes, but the SDS likely adds a warning about hydrogen generation when in contact with aluminum (relevant for equipment cleaning).