Product ID:N-450-9 THINNER/CLEANER
MSDS Date:12/01/1989
FSC:6850
NIIN:01-292-5188
MSDS Number: BQMLM

HAARTZ-MASON, INC.

270 PLEASANT STREET
WATERTOWN, MA 02172
US

Emergency Phone: 617-926-2300

Info Phone: 617-926-2300

Cage: 84697

HAARTZ-MASON, INC.

322 WATERTOWN, MA 02172 US

Telephone: 617-926-2300

Cage: 84697

XYLENES (O-,M-,P- ISOMERS) (SARA III)

CAS: 1330-20-7

RTECS: ZE2100000

Fraction By Weight: 50.0%

OSHA PEL 100 PPM/150 STEL

ACGIH TLV: 100 PPM/150STEL;9192

EPA Report Quantity: 1000 LBS

DOT Report Quantity: 1000 LBS

METHYL ETHYL KETONE (2-BUTANONE) (MEK) (SARA III)

CAS: 78-93-3

RTECS: EL6475000

Fraction By Weight: 50.0%

OSHA PEL 200 PPM/300 STEL

ACGIH TLV: 200 PPM/300STEL 9192

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

LD50 LC50 Mixture:ORAL LD50 (RAT) IS 2737 MG/KG (MEK)
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:FLAMMABLE! HARMFUL OR FATAL IF
SWALLOWED. EYE AND SKIN IRRITANT. MAY CAUSE INJURY TO EYES.
INHALATION: RESPIRATORY TRACT IRRITANT AND ANESTHETIC, MAY CAUSE
NARCOSIS IN HIGH CONCENTRATION. CAUSES CNS D EPRESSION.
Effects of Overexposure:EYES:SEVERE IRRITATION, REDNESS, INJURY.
SKIN:IRRITATION. INHALATION: COUGHING, UNCONSCIOUSNES, NARCOSIS ,
CNS DEPRESSION. INGEST:NAUSEA, VOMITING, LIVER AND/OR KIDNEY
DAMAGE.
Medical Cond Aggravated by Exposure:ANY ALLERGY, ECZEMA, SKIN
CONDITION, PRE-EXISTING LIVER AND KIDNEY DISORDERS.

First Aid:INHALATION: REMOVE TO FRESH AIR. GIVE CPR IF NOT BREATHING.
GET MEDICAL ATTENTION IMMEDIATELY. EYE: IMMEDIATELY FLUSH WITH
WATER FOR 15 MINUTES WHILE HOLDING EYELID. GET MEDICAL ATTENTION
IMMEDIATELY. SKIN: WASH WITH SOAP & WATER. REMOVE CONTAMINATED
CLOTHING. INGESTION: DO NOT INDUCE VOMITING. NOTHING BY MOUTH IF
UNCONSCIOUS. GET MEDICAL ATTENTION IMMEDIATELY.

Flash Point Method:SCC
Flash Point:32F/0C
Lower Limits:1.0
Upper Limits:11.5
Extinguishing Media:FOAM, CARBON DIOXIDE, OR DRY CHEMICAL
Fire Fighting Procedures:FIRE FIGHTERS SHOULD USE NIOSH APPROVED SCBA &
FULL PROTECTIVE EQUIPMENT WHEN FIGHTING CHEMICAL FIRE. USE WATER
SPRAY TO COOL NEARBY CONTAINERS EXPOSED TO FIRE.
Unusual Fire/Explosion Hazard:SOLVENT VAPORS MAY TRAVEL CONSIDERABLE
DISTANCES AND FLASH BACK FROM A SOURCE OF IGNITION.

Spill Release Procedures:REMOVE IGNITION SOURCES. SMALL SPILL:WIPE WITH
RAGS OR TOWELS. LARGE SPILLS:EVACUATE AREA. WEAR NIOSH APPROVED
RESPIRATOR. VENTILATE AREA. DIKE TO RETAIN FLUID. PUMP UP FREE
LIQUID. RESIDUE WILL EVAPO RATE QUICKLY. DO NOT FLUSH TO SEWER OR
WATERWAY.
Neutralizing Agent:NONE

Handling and Storage Precautions:KEEP AND STORE IN COOL, DRY PLACE AWAY
FROM IGNITION SOURCES. GROUND DURING TRANSFER.
Other Precautions:REPEATED & PROLONGED OVEREXPOSURE TO SOLVENTS MAY
CAUSE BRAIN AND NERVOUS SYSTEM DAMAGE. INHALING THE CONTENTS MAY BE
HARMFUL OR FATAL.

Respiratory Protection:USE NIOSH APPROVED SELF-CONTAINED BREATHING
APPARATUS IF TLV IS EXCEEDED OR WHEN SPRAYING OR USING IN CONFINED
SPACES.
Ventilation:MECHANICAL EXHAUST TO MAINTAIN AIR CONTAMINANT LEVELS BELOW
TLV.
Protective Gloves:RUBBER,PVA,NITRILE.
Eye Protection:SAFETY GLASSES WITH SIDE SHIELDS/GOGGLES
Other Protective Equipment:AVAILABILITY OF EYE WASHES AND SAFETY
SHOWERS IS RECOMMENDED. PROTECTIVE CLOTHING AS REQUIRED FOR TASK AT
HAND.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING AND BEFORE
EATING, DRINKING OR SMOKING. LAUNDER CONTAMINATED CLOTHING BEFORE
REUSE.
Supplemental Safety and Health

HCC:F2
Boiling Pt:=79.4C, 175.F
Vapor Pres:>1
Vapor Density:>1
Spec Gravity:0.84
Evaporation Rate & Reference:>1 (N-BUTYL ACETATE=1)
Solubility in Water:PARTIAL
Appearance and Odor:COLORLESS, CLEAR LIQUID WITH CHARACTERISTIC ODOR.
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, STRONG MINERAL ACIDS, STRONG ALKALIS AND
HALOGENS.
Stability Condition to Avoid:SPARKS, OPEN FLAMES OR HOT SURFACE
Hazardous Decomposition Products:CARBON MONOXIDE & DIOXIDE

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH APPLICABLE LOCAL,
STATE, & FEDERAL REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.