EMS CAT AL OG NO: 18650
EMS PR ODUCT : MET HYL ET HYL KET ONE
DAT E: JANUAR Y 30, 2001
PAGE NUMB ER : One of S even
MAT ER I AL S AFET Y DAT A S HEET
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I ES E
PR ODUCT I DENT I FI CAT I ON
COMMON NAME: Methyl ethyl ketone
COMMER CI AL NAME(S ): Not available.
S YNONYM: 2-Butanone
CHEMI CAL NAME:
CHEMI CAL FAMI L Y: Solvent
CHEMI CAL FOR MUL A: C 4H8O
CAS # : 79-93-3
R T ECS : EL6475000
T S CA: T S CA 8(b) invent or y: Methyl Ethyl Ketone
CI # : Not applicable.
COMPOS I T I ON AND I NFOR MAT I ON ON I NGR EDI ENT S
NAME: Methyl Ethyl Ketone
CAS # : 78-93-3
T W A(mg/ m3): 590
S T EL (mg/ m3): 885
% B Y W EI GHT : 100
T OXI COL OGI CAL DAT A ON I NGR EDI ENT S :
OR AL (L D50): Acute: 2737 mg/kg [Rat]. 3400 mg/kg [Rat]. 3600 mg/kg [Rat].
DER MAL (L D50): Acute: 13000 mg/kg [Rabbit].
VAPOR (L C50): Acute: 20000 ppm 4 hour(s)[Mouse].
HAZ AR DS I DENT I FI CAT I ON
POT ENT I AL ACUT E HEAL T H EFFECT S : Hazardous in case of skin contact (irritant),
of eye contact (irritant), of ingestion, of inhalation. Slightly hazardous in case of skin
contact (permeator).
POT ENT I AL CHR ONI C HEAL T H EFFECT S :
CAR CI NOGENI C EFFECT S : Not available.
MUT AGENI C EFFECT S : Not available.
T ER AT OGENI C EFFECT S : Not available.
DEVEL OPMENT AL T OXI CI T Y: Not available.
T he substance is toxic to lungs, the nervous system, mucous membranes.
Repeated or prolonged exposure to the substance can produce target organs
damage.
FI R S T AI D MEAS UR ES
EYE CONT ACT : C heck for and remove any contact lenses. I mmediately flush eyes with
running water for at least 15 minutes, keeping eyelids open. C water may be used.
old
Do not use an eye ointment. Seek medical attention.
S KI N CONT ACT : After contact with skin, wash immediately with plenty of water.
G ently and thoroughly wash the contaminated skin with running water and non-abrasive
soap. Be particularly careful to clean folds, crevices, creases and groin. C water may
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be used. C over the irritated skin with an emollient. I f irritation persists, seek medical
attention. Wash contaminated clothing before reusing.
S ER I OUS S KI N CONT ACT : Wash with a disinfectant soap and cover the contaminated
skin with an anti-bacterial cream. Seek medical attention.
I NHAL AT I ON: Allow the victim to rest in a well ventilated area. Seek immediate
medical attention.
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Catalog # 18650
Methyl Ethyl Ketone
S ER I OUS I NHAL AT I ON: Evacuate the victim to a safe as soon as possible. Loosen
tight clothing such as a collar, tie, belt or waistband. I f breathing is difficult, administer
oxygen. I f the victim is not breathing, perform mouth-to-mouth resuscitation. Seek
medical attention.
I NGES T I ON: Do not induce vomiting. Loosen tight clothing such as a collar, tie, belt
or waistband. I f the victim is not breathing, perform mouth-to-mouth resuscitation.
Seek immediate medical attention.
S ER I OUS I NGES T I ON: Not available.
FI R E AND EXPL OS I ON DAT A
FL AMMAB I L I T Y OF T HE PR ODUCT : Flammable.
AUT O-I GNI T I ON T EMPER AT UR E: 404oC (759.2oF)
up: -9oC (15.8oF)
FL AS H POI NT S : C losed C
up: -4oC (24.8oF)
Open C
FL AMMAB L E L I MI T S : Lower: 1.8%
Upper: 10%
PR ODUCT S OF COMB US T I ON: T hese products are carbon oxides (C C 2)
O, O
FI R E HAZ AR DS I N PR ES ENCE OF VAR I OUS S UB S T ANCES : Not available.
EXPL OS I ON HAZ AR DS I N PR ES ENCE OF VAR I OUS S UB S T ANCES :
R I S KS OF EXPL OS I ON OF T HE PR ODUCT I N PR ES ENCE OF MECHANI CAL
I MPACT : Not available.
R I S KS OF EXPL OS I ON OF T HE PR ODUCT I N PR ES ENCE OF S T AT I C
DI S CHAR GE: Not available.
FI R E FI GHT I NG MEDI A AND I NS T R UCT I ONS : Flammable liquid, soluble or
dispersed in water.
S MAL L FI R E: Use DRY chemical powder.
L AR GE FI R E: Use alcohol foam, water spray or fog.
S PECI AL R EMAR KS ON FI R E HAZ AR DS : Not available.
S PECI AL R EMAR KS ON EXPL OS I ON HAZ AR DS : Not available.
ACCI DENT AL R EL EAS E MEAS UR ES
S MAL L S PI L L : Dilute with water and mop up, or absorb with an inert dry material and
place in an appropriate waste disposal container.
L AR GE S PI L L : Flammable liquid. Keep away from heat. Keep away from sources of
ignition. Stop leak if without risk. Absorb with DRY earth, sand or other non-
combustible material. Do not touch spilled material. Prevent entry into sewers,
basements or confined areas; dike if needed. Eliminate all ignition sources. Be careful
that the product is not present at a concentration level above T LV. Check T LV on the
MSDS and with local authorities.
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Catalog # 18650
Methyl Ethyl Ketone
HANDL I NG AND S T OR AGE
PR ECAUT I ONS : Keep away from heat. Keep away from sources of ignition. G round
all equipment containing material. Do not ingest. Do not breathe
gas/fumes/vapor/spray. Wear suitable protective clothing. I n case of insufficient
ventilation, wear suitable respiratory equipment. I f ingested, seek medical advice
immediately and show the container or the label. Avoid contact with skin and eyes.
S T OR AGE: Flammable materials should be stored in a separate safety storage cabinet
or room. Keep away from heat. Keep away from sources of ignition. Keep container
tightly closed. Keep in a cool, well-ventilated place. Ground all equipment containing
material. A refrigerated room would be preferable for materials with a flash point lower
than 37.8oC (100oF).
EXPOS UR E CONT R OL S / PER S ONAL PR OT ECT I ON
ENGI NEER I NG CONT R OL S : Provide exhaust ventilation or other engineering controls
to keep the airborne concentrations of vapors below their respective threshold limit
value. Ensure that eyewash stations and safety showers are proximal to the work-
station location.
PER S ONAL PR OT ECT I ON: Splash goggles. Lab coat. Vapor respirator. Be sure to
use an approved/certified respirator or equivalent. Gloves.
PER S ONAL PR OT ECT I ON I N CAS E OF A L AR GE S PI L L : Splash goggles. Full suit.
Vapor respirator. Boots. G loves. A self contained breathing apparatus should be used
to avoid inhalation of the product. Suggested protective clothing might not be
sufficient; consult a specialist BEFORE handling this product.
EXPOS UR E L I MI T S :
T WA: 200 ST EL: 300 (ppm) from AC I H (T LV)
G
3
T WA: 590 ST EL: 885 (mg/m ) from AC I H
G
Consult local authorities for acceptable exposure limits.
PHYS I CAL AND CHEMI CAL PR OPER T I ES
PHYS I CAL S T AT E AND APPEAR ANCE: Liquid
ODOR : Not available.
T AS T E: Not available.
COL OR : Not available.
MOL ECUL AR W EI GHT : 72.12 g/mole
pH (1% S OL N/ W AT ER ): 7 [Neutral.]
B OI L I NG POI NT : 79.6oC (175.3oF)
MEL T I NG POI NT : 8.63oC (47.5oF)
CR I T I CAL T EMPER AT UR E: Not available.
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Catalog # 18650
Methyl Ethyl Ketone
S PECI FI C GR AVI T Y: 0.805 (Water= 1)
VAPOR PR ES S UR E: 77.5 mm of Hg (@20oC )
VAPOR DENS I T Y: 2.5 (Air= 1)
VOL AT I L I T Y: Not available.
ODOR T HR ES HOL D:0.25ppm
W AT ER / OI L DI S T . COEFF.: T he product is more soluble in oil; log (oil/water)= 0.5
I ONI CI T Y (I N W AT ER ): Not available.
DI S PER S I ON PR OPER T I ES : See solubility in water, methanol, diethyl ether,
n-octanol, acetone.
S OL UB I L I T Y: Easily soluble in cold water, methanol, diethyl ether, n-octanol, acetone.
S T AB I L I T Y AND R EACT I VI T Y DAT A
S T AB I L I T Y: T he product is stable.
I NS T AB I L I T Y T EMPER AT UR E: Not available.
CONDI T I ONS OF I NS T AB I L I T Y: Not available.
I NCOMPAT I B I L I T Y W I T H VAR I OUS S UB S T ANCES : Not available.
COR R OS I VI T Y: Non-corrosive in presence of glass.
S PECI AL R EMAR KS ON R EACT I VI T Y: Not available.
S PECI AL R EMAR KS ON COR R OS I VI T Y: Not available.
POL YMER I Z AT I ON: No.
T OXI COL OGI CAL I NFOR MAT I ON
R OUT ES OF ENT R Y: Eye contact. I nhalation. I ngestion.
T OXI CI T Y T O ANI MAL S :
W AR NI NG: T HE L C50 VAL UES HER EUNDER AR E ES T I MAT ED ON T HE
B AS I S OF A 4-HOUR EXPOS UR E.
Acute oral toxicity (LD50): 2737 mg/kg [Rat].
Acute dermal toxicity (LD50): 13000 mg/kg [Rabbit].
Acute toxicity of the vapor (LC 50): 20000 ppm 4 hour(s) [Mouse].
CHR ONI C EFFECT S ON HUMANS : T he substance is toxic to lungs, the nervous
system, mucous membranes.
OT HER T OXI C EFFECT S ON HUMANS : Hazardous in case of skin contact (irritant), of
ingestion, of inhalation. Slightly hazardous in case of skin contact (permeator).
S PECI AL R EMAR KS ON T OXI CI T Y T O ANI MAL S : Not available.
S PECI AL R EMAR KS ON CHR ONI C EFFECT S ON HUMANS : Embryotoxic and/or
foetotoxic in animal. Detected in maternal milk in human. Passes through the placental
barrier in human.
S PECI AL R EMAR KS ON OT HER T OXI C EFFECT S ON HUMANS : Not available.
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Catalog # 18650
Methyl Ethyl Ketone
ECOL OGI CAL I NFOR MAT I ON
ECOT OXI CI T Y: Not available.
B OD5 AND COD: Not available.
PR ODUCT S OF B I ODEGR ADAT I ON: Possibly hazardous short term degradation
products are not likely. However, long term degradation products may arise.
T OXI CI T Y OF T HE PR ODUCT S OF B I ODEGR ADAT I ON: T he products of
degradation are more toxic.
S PECI AL R EMAR KS ON T HE PR ODUCT S OF B I ODEGR ADAT I ON: Not available.
DI S POS AL CONS I DER AT I ONS
W AS T E DI S POS AL : Recycle if possible. Consult your local or regional authorities.
T R ANS POR T I NFOR MAT I ON
DOT CL AS S I FI CAT I ON: C lass 3: Flammable liquid.
I DENT I FI CAT I ON: Ethyl methyl ketone : UN1193 PG I :I
S PECI AL PR OVI S I ONS FOR T R ANS POR T : Not available.
OT HER R EGUL AT OR Y I NFOR MAT I ON
FEDER AL AND S T AT E R EGUL AT I ONS :
PENNS YL VANI A R T K: Methyl ethyl ketone
MAS S ACHUS ET T S R T K: Methyl ethyl ketone
T S CA 8 (b) I NVENT OR Y: Methyl ethyl ketone
S AR A 313 t oxic chemical not if icat ion and r elease r epor t ing: Methyl ethyl
ketone
CER CL A: Hazardous substances.: Methyl ethyl ketone
OT HER R EGUL AT I ONS :
OS HA: Hazardous by definition of Hazard C ommunication Standard (29 C 1910.1200)
FR
OT HER CL AS S I FI CAT I ONS :
W HMI S (CANADA):
LASS B-2: Flammable liquid with a flash point lower than 37.8oC (100oF).
C
CLASS D-2A: Material causing other toxic effects (VERY T OXI C ).
DS CL A (EEC):
R11-Highly flammable.
R36/38-I rritating to eyes and skin
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Catalog # 18650
Methyl Ethyl Ketone
HMI S (U.S .A.):
HEAL T H HAZ AR D: 1
FI R E HAZ AR D: 3
R EACT I VI T Y: 0
PER S ONAL PR OT ECT I ON: h
NAT I ONAL FI R E PR OT ECT I ON AS S OCI AT I ON (U.S .A.)
HEAL T H: 1
FL AMMAB I L I T Y: 3
R EACT I VI T Y: 0
S PECI FI C HAZ AR D:
PR OT ECT I VE EQUI PMENT :
Gloves.
Lab coat.
Vapor respirator. Be sure to use an approved/certified respirator or equivalent.
Wear appropriate respirator when ventilation is inadequate.
Splash goggles.
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Catalog # 18650
Methyl Ethyl Ketone
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