tert-Butyl hydroperoxide, 70% solution in water

2.1 Classification of the substance or mixture

This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) Flammable liquids Category 3 Organic peroxides Type F Acute oral toxicity Category 4 Acute dermal toxicity Category 3 Acute Inhalation Toxicity - Vapors Category 3 Skin Corrosion/Irritation Category 1 C Serious Eye Damage/Eye Irritation Category 1 Skin Sensitization Category 1 Germ Cell Mutagenicity Category 2 Carcinogenicity Category 2 Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system.

Signal word

Danger

Hazard statements

Flammable liquid and vapor Heating may cause a fire Harmful if swallowed Causes severe skin burns and eye damage May cause respiratory irritation May cause an allergic skin reaction Suspected of causing genetic defects Suspected of causing cancer Toxic in contact with skin or if inhaled

Prevention

Obtain special instructions before use Do not handle until all safety precautions have been read and understood Use personal protective equipment as required Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Use only outdoors or in a well-ventilated area Do not breathe dust/fume/gas/mist/vapors/spray Contaminated work clothing should not be allowed out of the workplace Wear protective gloves Keep away from heat/sparks/open flames/hot surfaces. - No smoking Keep container tightly closed Ground/bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting equipment Use only non-sparking tools Take precautionary measures against static discharge Keep/Store away from clothing/ other combustible materials Keep only in original container Keep cool

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 SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower If skin irritation or rash occurs: Get medical advice/attention 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 fire: Use CO2, dry chemical, or foam for extinction

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed Store at temperatures not exceeding 35 °C/ 95 °F. Keep cool Protect from sunlight Store away from other materials

Disposal

Dispose of contents/container to an approved waste disposal plant

2.3 Other hazards

Toxic to aquatic life with long lasting effects