Methyl ethyl ketone peroxide

210.22 g·mol−1

1.053 g/mL at 20 °C(lit.)

110 °C

284 °C

190 ºF

R22 - Harmful if swallowed
R23 - Toxic by inhalation
R34 - Causes burns
R35 - Causes severe burns
R38 - Irritating to skin
R41 - Risk of serious damage to eyes
R43 - May cause sensitisation by skin contact
R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
R61 - May cause harm to the unborn child
R62 - Possible risk of impaired fertility
R7 - May cause fire
R8 - Contact with combustible material may cause fire
R9 - Explosive when mixed with combustible material

S14 - Keep away from ... (incompatible materials to be indicated by the manufacturer)
S17 - Keep away from combustible material
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S3/7 - Keep container tightly closed in a cool place
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S45 - In case of accident or if you feel unwell seek medical advice immediately (show the label where possible)
S47 - Keep at temperature not exceeding ... °C (to be specified by the manufacturer)
S53 - Avoid exposure - obtain special instructions before use
S61 - Avoid release to the environment. Refer to special instructions/safety data sheet
S7 - Keep container tightly closed

5.2

O, Xn, C, T, N

2-8°C

UN 3105 5.2