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SECTION 2: Hazards identification

IDENTIFICATION **EMERGENCY OVERVIEW"'* DAf'IGE~ · CORROSIVE. Causes eye damage and skin Irritation. Do not get in eyes, on skin, on clothing. Do not take internally. Use with adequate ventil<;ttlcin. Keep container tightly closed an(f in a well-1Jentilated place. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. A~er contact with skin, wash immediately with plenty of water. · Wear a fa~ shield. Wear chemical resistant apron, chemical splash goggl~s. impervious gloves and boots. . Contact with reaet.ive me~ls (e.g. aluminum) may result in the generation of ffammable hydrogen gas. May evolve oxides of carbon (COx) under fire conditions. May evolve oxides of nitrogen (NOx) and sulfur (SOx) under fire conditions. May evolve oxides of ohosohorus <Pdx) under fire conditions.

Principle Routes of Exposure

Eye, Skin

Health hazards

ACUTE . EYE CONTACT: C_) Corrosive. Will cause eye burns and permanent tissue damage. Nalco Company 1601 W. Diehl Road· Naperville, Illinois 60563-1198 • {630)305-1000 For additional copies of an MSDS visit www.nalco.com and request access 119 (___) EMERGENCY TELEPHONl: NUIVIBER(S) (800) 424~9300 (24 Hours} . CHEMTR~C SKIN CONTACT: Can cause moderate to severe irritation. INGESTION: Not a likely route of exposure. Corrosive; causes chemical burns to the mouth, throat and stomach. INHALATION : Not a likely route of exposure. Irritating, in high concentrations, to the-eyes, nose, throat and lungs. SYMPTOMS OF EXPOSURE : Acute: Areview of available data does not identify any symptoms from exposure not previously mentioned. Chronic: Hydroxyethylenediphosphonic Acid (HEDP) has been reported to alter the development of the bone density by affecting bone mineralization and calcium and phosphate metabolism in animal studies • AGGRAVATION.OF EXISTING CONDITIONS: A review ofavailable data does not identify any worsening of existing conditions.