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METHYLAL | ICSC: 1152 |
Dimethoxymethane Formal Formaldehyde dimethylacetal C3H8O2/CH2-(OCH3)2 Molecular mass: 76.1 ![]() RTECS # PA8750000 ICSC # 1152 UN # 1234 |
TYPES OF HAZARD/ EXPOSURE |
ACUTE HAZARDS/ SYMPTOMS |
PREVENTION |
FIRST AID/ FIRE FIGHTING |
FIRE |
Highly flammable.
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NO open flames, NO sparks, and NO smoking.
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Powder, alcohol-resistant foam, water in large amounts, carbon dioxide.
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EXPLOSION |
Vapour/air mixtures are explosive.
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Closed system, ventilation, explosion-proof electrical equipment and lighting.
Do NOT use compressed air for filling, discharging, or handling.
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In case of fire: keep drums, etc., cool by spraying with water.
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EXPOSURE |
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Cough.
Dizziness.
Drowsiness.
Headache.
Sore throat.
Unconsciousness.
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
Refer for medical attention.
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MAY BE ABSORBED!
Dry skin.
Redness.
Pain
(Further see Inhalation).
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Protective gloves.
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Remove contaminated clothes.
Rinse skin with plenty of water or shower.
Refer for medical attention.
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Redness.
Pain.
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Safety spectacles.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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Abdominal pain.
Nausea.
Vomiting
(further see Inhalation).
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Refer for medical attention.
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SPILLAGE DISPOSAL | STORAGE | PACKAGING & LABELLING | ||
Collect leaking and spilled liquid in sealable containers as far as possible.
Absorb remaining liquid in sand or inert absorbent and remove to safe place.
Do NOT wash away into sewer
(extra personal protection: self-contained breathing apparatus).
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Fireproof.
Separated from
strong oxidants.
Cool.
Keep in the dark.
Well closed.
Store only if stabilized.
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Airtight.
UN Hazard Class: 3 UN Packing Group: II |
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SEE IMPORTANT INFORMATION ON BACK | ||||
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METHYLAL | ICSC: 1152 |
I M P O R T A N T D A T A |
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PHYSICAL PROPERTIES |
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ENVIRONMENTAL DATA |
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N O T E S | ||||
An added stabilizer or inhibitor can influence the toxicological properties of this substance, consult an expert.
Check for peroxides prior to distillation; eliminate if found.
Methylal is metabolized to methanol and formaldehyde and may exhibit the same toxic reactions as these compounds.
Also consult ICSC # 0057: Methanol and 0275: Formaldehyde.
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ADDITIONAL INFORMATION | |||||
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