Potassium tert-butoxide, 20 wt.% solution in THF

SECTION 2: Hazards identification

WHMIS 2015 Classification

Signal word

Danger

Hazard statements

Highly flammable liquid and vapor Causes severe skin burns and eye damage May cause respiratory irritation May cause drowsiness and dizziness Suspected of causing cancer Reacts violently with water May form explosive peroxides

Prevention

Obtain special instructions before use Do not handle until all safety precautions have been read and understood Wear protective gloves/protective clothing/eye protection/face protection Do not allow contact with water Keep container tightly closed Keep cool. Protect from sunlight Do not breathe dust/fumes/gas/mist/vapours/spray Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area

Response

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

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed Store away from other materials

Disposal

Dispose of contents/container to an approved waste disposal plant

2.1 Classification of the substance or mixture

Flammable liquids Category 2 Skin Corrosion/Irritation Category 1 A Serious Eye Damage/Eye Irritation Category 1 Carcinogenicity Category 2 Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system, Central nervous system (CNS). Physical Hazards Not Otherwise Classified Category 1 Reacts violently with water May form explosive peroxides Label Elements Signal Word