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Methyl Ethyl Ketone

CAS 78-93-3 · C4H8O

Hazard class

Danger — Flammable, Irritant / harmful

Pictograms

FlammableIrritant / harmful

H-statements

H225 Highly flammable liquid and vapour
H336 May cause drowsiness or dizziness
H319 Causes serious eye irritation
EUH066 Repeated exposure may cause skin dryness or cracking

Common uses (US EPA CDR)

SolventCleaning agentSurface modifierCBIAdhesion/cohesion promoterIntermediate

Workplace exposure limits

NIOSH REL TWA 200 ppm (590 mg/m3) ST 300 ppm (885 mg/m3)
OSHA PEL TWA 200 ppm (590 mg/m3)
IDLH 3000 ppm

Occupational exposure limits — NIOSH Pocket Guide.

Synonyms

2-Butanone · METHYL ETHYL KETONE · Butan-2-one · Butanone · 78-93-3 · Ethyl methyl ketone · Methylethyl ketone · Meetco

Molecular weight

72.11 g/mol

Browse similar

Flammable · Irritant / harmful

Data source

Harmonised classification ECHA — EU CLP Annex VI

Legally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.

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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). SNRL is a free chemical safety search. Browse categories · API · Console

Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.