Perchloric acid, 65-71%

2.1 Classification of the substance or mixture

This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) Oxidizing liquids Category 1 Corrosive to metals Category 1 Acute oral toxicity Category 4 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. Specific target organ toxicity - (repeated exposure) Category 2 Target Organs - Thyroid.

Signal word

Danger

Hazard statements

May cause fire or explosion; strong oxidizer May be corrosive to metals Harmful if swallowed Causes severe skin burns and eye damage May cause respiratory irritation May cause damage to organs through prolonged or repeated exposure

Prevention

Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Do not breathe dust/fume/gas/mist/vapors/spray Wear protective gloves/protective clothing/eye protection/face protection Use only outdoors or in a well-ventilated area Keep away from heat/sparks/open flames/hot surfaces. - No smoking Keep/Store away from clothing/ other combustible materials Take any precaution to avoid mixing with combustibles Wear fire/flame resistant/retardant clothing Keep only in original container

Response

Immediately call a POISON CENTER or doctor/physician Inhalation IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing Skin Wash contaminated clothing before reuse IF ON CLOTHING: Rinse immediately contaminated clothing and skin with plenty of water before removing clothes Rinse skin with water/shower Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Ingestion Rinse mouth Do NOT induce vomiting Fire In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion In case of fire: Use CO2, dry chemical, or foam for extinction Spills Absorb spillage to prevent material damage

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed Store in corrosive resistant polypropylene container with a resistant inliner Store in a dry place

Disposal

Dispose of contents/container to an approved waste disposal plant

2.3 Other hazards

Risk of explosion if heated under confinement