Sodium hydroxide solution

Hazard statements (CLP)

H290, H314, H335

Code

Statements

H290

May be corrosive to metals

SECTION 2: Hazards identification

(29 CFR 1910.1200) Classification

Signal word

Danger

Hazard statements

May be corrosive to metals Causes severe skin burns and eye damage May cause respiratory irritation

Prevention

Do not breathe dust/fume/gas/mist/vapors/spray Wash face, hands and any exposed skin thoroughly after handling Wear protective gloves/protective clothing/eye protection/face protection Use only outdoors or in a well-ventilated area

Response

Immediately call a POISON CENTER or doctor Inhalation IF INHALED: Remove person to fresh air and keep comfortable for breathing Skin IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower Take off contaminated clothing and wash before reuse Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Ingestion IF SWALLOWED: Rinse mouth. DO NOT induce vomiting

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed

Disposal

Dispose of contents/container to an approved waste disposal plant

2.3 Other hazards

None identified

2.1 Classification of the substance or mixture

This chemical is considered hazardous according to [US] OSHA (29 CFR 1910.1200, 2024) Corrosive to metals Category 1 Skin Corrosion/Irritation Category 1 A Serious Eye Damage/Eye Irritation Category 1 Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system.