Product ID:MERCURY-IN-GLASS THERMOMETER
MSDS Date:01/01/1991
FSC:6685
NIIN:00-260-5627
MSDS Number: BKBWP

WEKSLER INSTRUMENTS CORP

80 MILL ROAD
FREEPORT, NY 11520-4616
US

Emergency Phone: 516-623-0100/800-424-9300 CHEMTREC

Preparer: DEANNE M. EMORY

Cage: 64467

WEKSLERIGLASS THERMOMETER CORP

FREEPORT, NY 11520 US

Telephone: 516-623-0100

Cage: 64467

MERCURY (SARA III)

CAS: 7439-97-6

RTECS: OV4550000

Fraction By Weight: 100%

OSHA PEL S, C, 0.1 MG/M3

ACGIH TLV: S, 0.05 MG/M3; 9192

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: SKIN:IRRITATION. ABSORBED
THROUGH SKIN CAUSING ANURIA. EYE:IRRITATION, CORNEAL INJURY OR
BURNS. INGESTION:IMMEDIATE NECROSIS IN MOUTH, THROAT, ESOPHAGUS &
STOMACH. DEATH MAY OCCURE. INHALATION: DYSPNEA, COUGH, FEVER,
NAUSEA & VOMITING, DIARRHEA, STOMATITIS, SALIVATION & METALLIC
TASTE. CHRONIC: CNS DISTURBANCES.
Explanation of Carcinogenicity:MERCURY IS NOT LISTED BY IARC, NTP, OR
OSHA AS A CARCINOGEN.
Effects of Overexposure:TREMORS, CONVULSIONS & OTHER CNS DISTURBANCES,
PNEUMONITIS, CHEST PAINS, DYSPNEA, COUGHING, STOMATITIS, GINGIVITIS
AND LOOSENING OF TEETH, SALIVATION, LOSS OF MEMORY, METALLIC TASTE,
DIZZINESS, CLUMSI NESS, SLURRED SPEECH, DIARRHEA, PAIN & NUMBNESS
IN EXTREMITIES, NEPHRITIS, ANXIETY, HEADACHE, WEIGHT LOSS, AND
INSOMNIA.
Medical Cond Aggravated by Exposure:PERSONS WITH A HISTORY OF
ALCOHOLISM, CHRONIC KIDNEY DISEASE OR KNOWN ALLERGY TO MERCURY MAY
BE AT INCREASED RISK FROM EXPOSURE.

First Aid:INHALATION: REMOVE TO FRESH AIR. IF NOT BREATHING GIVE
CPR/OXYGEN. GET MEDICAL ATTENTION. EYE: IMMEDIATELY FLUSH EYES WITH
PLENTY OF WATER FOR 15 MINUTES HOLDING EYELIDS OPEN. GET MEDICAL
ATTENTION. SKIN: REMOVE CONTAMINATED CLOTHING. WASH SKIN WITH
PLENTY OF SOAP & WATER. INGESTION: GET IMMEDIATE MEDICAL ATTENTION.
A 5% SOLUTION OF SODIUM FORMALDEHYDE SULFOXYLATE MAY BE USED TO
INDUCE VOMITING.

Extinguishing Media:USE WATER FOG, CARBON DIOXIDE, FOAM, OR DRY
CHEMICAL AS APPROPRIATE FOR SURROUNDINGS.
Fire Fighting Procedures:WEAR FIRE FIGHTING PROTECTIVE EQUIPMENT AND A
FULL FACED SELF CONTAINED BREATHING APPARATUS. EVACUATE AREA. COOL
FIRE EXPOSED CONTAINERS WITH WATER SPRAY.
Unusual Fire/Explosion Hazard:COMBUSTION OR HEAT OF FIRE MAY PRODUCE
HAZARDOUS DECOMPOSITION PRODUCTS AND VAPORS. MERCURY VAPORIZES
RAPIDLY TO FORM HIGHLY TOXIC FUMES.

Spill Release Procedures:SMALL SPILL: PICK UP WITH VACUUM EQUIPMENT
SPECIFICALLY DESIGNED FOR MERCURY PICK UP OR USE MERCURY SPILL KIT.
LARGE SPILL: EVACUATE AND VENTILATE AREA. IF POSSIBLE, STOP LEAK.
DIKE TO RETAIN. VACUUM UP FREE LIQUID. DO NOT TOUCH SPILLED
MATERIAL.
Neutralizing Agent:NONE

Handling and Storage Precautions:STORE IN SEALED UNBREAKABLE
POLYETHYLENE CONTAINERS IN A COOL, DRY, WELL VENTILATED AREA AWAY
FROM HEAT. PROTECT CONTAINERS FROM PHYSICAL DAMAGE.
Other Precautions:THIS CHEMICAL IS SUBJECT TO SARA SECTION 313
REPORTING. PROVIDE PREPLACEMENT AND PERIODIC MEDICAL EXAMS FOR
THOSE REGULARLY EXPOSED TO MERCURY, WITH EMPHASIS ON CNS, SKIN,
LUNGS, LIVER, KIDNEYS AND G. I. TRACT.

Respiratory Protection:IF VENTILATION DOES NOT MAINTAIN INHALATION
EXPOSURES BELOW PEL(TLV), USE NIOSH/MSHA APPROVED RESPIRATORS AS
PER CURRENT 29 CFR 1910.134, INSTRUCTIONS/WARNINGS AND
NIOSH-RESPIRATOR DECISION LOGIC-PUBL ICATION NUMBER 87.108.
Ventilation:PROVIDE SUFFICIENT GENERAL/LOCAL EXHAUST VENTILATION IN
PATTERN/VOLUME TO CONTROL INHALATION EXPOSURES BELOW OSHA'S PEL.
Protective Gloves:RUBBER
Eye Protection:CHEMICAL SAFETY GOGGLES
Other Protective Equipment:SEPARATE WORK AND STREET CLOTHING. STORE
WORK CLOTHING IN SPECIAL LOCKERS. SHOWER BEFORE CHANGING TO STREET
CLOTHES.
Work Hygienic Practices:OBSERVE GOOD PERSONAL HYGIENE PRACTICES AND
RECOMMENDED PROCEDURES.
Supplemental Safety and Health
DO NOT GET ON SKIN, IN EYES OR ON CLOTHING. DO NOT BREATHE VAPORS. DO
NOT WORK WITH SPILLED MERCURY WHILE WEARING JEWELRY. MERCURY FORMS
AMALGAMS WITH GOLD AND SILVER EASILY. THIS SAFETY INFORMATION I S
BASED ON HAZARDS OF MERCURY METAL. UNDER NORMAL USE CONDITIONS,
THERMOMETER WILL NOT BE HAZARDOUS.

HCC:T2
Boiling Pt:B.P. Text:675F,357C
Melt/Freeze Pt:M.P/F.P Text:-38F,-39C
Vapor Pres:0.0012
Vapor Density:1.015
Spec Gravity:13.59
Solubility in Water:0.002 G / 100 G H2O
Appearance and Odor:SILVER METALLIC LIQUID; MOBILE AND ODORLESS
Percent Volatiles by Volume:100

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, HALOGENS, AMMONIA, ALUMINUM, ACETYLENE,
ACETYLENE PRODUCTS AND OTHER ALKYNES, NITRIC ACID.
Stability Condition to Avoid:HIGH HEAT, ANY CONDITION WHICH WOULD BREAK
THERMOMETER CASE AND RELEASE MERCURY.
Hazardous Decomposition Products:THERMAL DECOMPOSITION PRODUCTS INCLUDE
TOXIC MERCURY VAPORS AND OXYGEN.

Waste Disposal Methods:DO NOT INCINERATE - RETURN TO RECLAMATION
CENTER.

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.