3-Methyl-3-buten-2-one (stabilized with HQ)

Hazard statements (CLP)

H225, H301, H310+H330, H315, H318, H370, H372, H412

Code

Statements

H225

Highly Flammable liquid and vapour

SECTION 2: Hazards identification

Emergency Overview Appearance : liquid Color : colorless - yellow Highly flammable liquid and vapor. Toxic if swallowed. Fatal in contact with skin or if inhaled. Causes skin irritation. Causes serious eye damage. Causes damage to organs (Respiratory system, Nervous system). Causes damage to organs (Respiratory system, Kidney) through prolonged or repeated exposure. Harmful to aquatic life with long lasting effects. GHS Classification Flammable liquids Category 2 Acute toxicity (Oral) Category 3 Acute toxicity (Inhalation) Category 1 Acute toxicity (Dermal) Category 2 Skin corrosion/irritation Category 2 Serious eye damage/eye irritation Category 1 Specific target organ toxicity - Category 1 (Respiratory system, Nervous system) single exposure Specific target organ toxicity - Category 1 (Respiratory system, Kidney) repeated exposure Short-term (acute) aquatic hazard Category 3 Long-term (chronic) aquatic haz- ard Category 3

Signal word

Danger

Hazard statements

H225 Highly flammable liquid and vapor. H301 Toxic if swallowed. H310 + H330 Fatal in contact with skin or if inhaled. H315 Causes skin irritation. H318 Causes serious eye damage. H370 Causes damage to organs (Respiratory system, Nervous sys- tem). H372 Causes damage to organs (Respiratory system, Kidney) through prolonged or repeated exposure. H412 Harmful to aquatic life with long lasting effects.

Prevention

P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ ventilating/ lighting/ equipment. P242 Use only non-sparking tools. P243 Take precautionary measures against static discharge. P260 Do not breathe dust/ fume/ gas/ mist/ vapors/ spray. P262 Do not get in eyes, on skin, or on clothing. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P273 Avoid release to the environment. P280 Wear protective gloves/ eye protection/ face protection. P284 Wear respiratory protection.

Response

P301 + P310 + P330 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. Rinse mouth. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 + P310 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. P308 + P311 IF exposed or concerned: Call a POISON CENTER/ P332 + P313 If skin irritation occurs: Get medical advice/ attention. P361 + P364 Take off immediately all contaminated clothing and wash it before reuse. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol- resistant foam to extinguish.

Storage

P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P403 + P235 Store in a well-ventilated place. Keep cool. P405 Store locked up.

Disposal

P501 Dispose of contents/ container to an approved waste disposal plant.

Other physicochemical hazards

Highly flammable liquid and vapor

Health hazards

Toxic if swallowed. Fatal if inhaled. Fatal in contact with skin. Causes skin irritation. Causes serious eye damage. Causes damage to organs. Causes damage to organs through prolonged or repeated exposure

Environmental hazards

Harmful to aquatic life. Harmful to aquatic life with long lasting effects

Other hazards which do not result in classification

None known. 2 / 10

2.1 Classification of the substance or mixture

Flammable liquids : Category 2 Acute toxicity (Oral) : Category 3 Acute toxicity (Inhalation) : Category 1 Acute toxicity (Dermal) : Category 2 Skin corrosion/irritation : Category 2 Serious eye damage/eye irritation : Category 1 Specific target organ toxicity - : Category 1 (Respiratory system, Nervous system) single exposure Specific target organ toxicity - : Category 1 (Respiratory system, Kidney) repeated exposure Short-term (acute) aquatic hazard : Category 3 Long-term (chronic) aquatic haz- : Category 3 ard