Product ID:LOW EXPANSION BAKAL MODEL PLASTER
MSDS Date:08/07/1992
FSC:5610
NIIN:00F027981
MSDS Number: BRCXF

UNITED STATES GYPSUM COMPANY

125 S FRANKLIN ST
CHICAGO, IL 60606-4678
US

Emergency Phone: 312-606-4542

Info Phone: 312-606-4542

Cage: 61357

UNITED STATES GYPSUM CO

CHICAGO, IL 60606-4302 US

Telephone: 312-606-4000 (EMERG /4542)

Cage: 61357

TRICALCIUM SILICATE, DICALCIUM

CAS: 65997-15-1

RTECS: VV8770000

Fraction By Weight: 0-8%

OSHA PEL 15 MG/M3 TDUST

ACGIH TLV: 10 MG/M3 TDUST; 9293

NAPTHALENESULFONIC ACID, FORMALDEHYDE POLYMER, AMMONIUM

CAS: 9069-80-1

Fraction By Weight: 0-4%

POLYVINYL ALCOHOL

CAS: 9002-89-5

RTECS: TR8100000

Fraction By Weight: 0-4%

STARCH

CAS: 9005-25-8

RTECS: GM5090000

Fraction By Weight: 0-2%

OSHA PEL 15 MG/CUM

ACGIH TLV: 10 MG/CUM TOTAL DUST

RED IRON OXIDE/IRON (III) OXIDE/FERRIC OXIDE/YELLOW FERRIC

CAS: 1309-37-1

RTECS: NO7400000

Fraction By Weight: 0-20%

OSHA PEL 10 MG/M3 (FE)

ACGIH TLV: 5 MG/M3(FE),B2; 9293

POTASSIUM SULFATE

CAS: 7778-80-5

RTECS: TT5900000

Fraction By Weight: 0-1.5%

HYDROLYZED PROTEIN

ALUMINUM (POWDER)

CAS: 7429-90-5

RTECS: BD0330000

Fraction By Weight: 0-1.7%

OSHA PEL 15 MG/CUM

ACGIH TLV: 10 MG/CUM (DUST)

POTASSIUM SODIUM TARTRATE *92-2*

CAS: 304-59-6

Fraction By Weight: 0-0.8%

NAPTHALENESULFONIC ACID, POLYMER W/FORMALDEHYDE, POTASSIUM

CAS: 9069-79-8

Fraction By Weight: 0-0.6%

PETROLEUM DISTILLATE - STREIGHT RUN MIDDLE

CAS: 64741-89-5

RTECS: PY8041500

Fraction By Weight: 0-0.6%

OSHA PEL 5 MG/CUM (MIST)

ACGIH TLV: 5 MG/CUM (MIST)

MELAMINE, FORMALDEHYDE POLYMER, METHYLATED

CAS: 68002-20-0

Fraction By Weight: 0-0.5%

CITRIC ACID

CAS: 77-92-9

RTECS: GE7350000

Fraction By Weight: 0-0.5%

AMMONIUM CHLORIDE

CAS: 12125-02-9

RTECS: BP4550000

Fraction By Weight: 0-0.4%

OSHA PEL 10 MG/CUM

ACGIH TLV: 10 MG/CUM

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

DOUBLE HYDRATED DOLOMITIC LIME

CAS: 39445-23-3

Fraction By Weight: 0-0.4%

OSHA PEL 5 MG/CUM (TRACE)

ACGIH TLV: 5 MG/CUM (TRACE)

ALUMINUM SULFATE

CAS: 10043-01-3

RTECS: BD1700000

Fraction By Weight: 0-0.3%

OSHA PEL 2 MG/CUM (TRACE)

ACGIH TLV: 2 MG/CUM (TRACE)

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

SUCCINIC ANHYDRIDE; SUCCINYL OXIDE; BUTANEDIOIC ANHYDRIDE

CAS: 108-30-5

RTECS: WN0875000

Fraction By Weight: 0-1%

TRIBUTYL PHOSPHATE

CAS: 126-73-8

RTECS: TC7700000

Fraction By Weight: 0-0.1%

OSHA PEL 5 MG/M3

ACGIH TLV: 0.2 PPM; 9293

HYDROXYPROPYL METHYCELLULOSE

CAS: 9004-65-3

RTECS: NF9125000

Fraction By Weight: 0%-TRACE

PLASTER OF PARIS; GYPSUM HEMIHYDRATE

CAS: 26499-65-0

RTECS: TP0700000

Fraction By Weight: 90-100%

OSHA PEL 10 MG/CUM

ACGIH TLV: 15/5 MG/CUM

Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:EYES: IRRITATION. SKIN: BURNS &
DRYNESS. INHALATION: COUGHING, SNEEZING, & NASAL IRRITATION.
Explanation of Carcinogenicity:NONE
Medical Cond Aggravated by Exposure:UPPER RESPIRATORY & LUNG DISEASE
SUCH AS BRONCHITIS, EMPHYSEMA & ASTHMA

First Aid:EYES: FLUSH W/WATER FOR 15 MINS. SKIN: WASH W/WATER.
INHALATION: REMOVE TO FRESH AIR. INGESTION: PLASTER HARDENS WHEN
WETTED & IF INGESTED, MAY RESULT IN OBTRUCTION. OBTAIN MEDICAL
ATTENTION IN ALL CA SES.

Flash Point:NONE
Extinguishing Media:NOT COMBUSTIBLE

Spill Release Procedures:SWEEP OR VACUUM MATERIAL FROM SPILLAGE INTO
WASTE CONTAINER FOR DISPOSAL. AVOID DUSTING CONDITIONS. IF WASHED
DOWN, MAY PLUG DRAINS. IF ALREADY MIXED W/WATER, SCRAPE UP & WASH
DOWN RESIDUE.

Handling and Storage Precautions:BE SURE PROPER VENTILATION &
RESPIRATORY & EYE PROTECTION ARE USED INDUSTY CONDITIIONS.

Respiratory Protection:WHEN DUSTY CONDITION EXISTS, WEAR APPROVED DUST
MASK TO GUARD AGAINST NUISANCE PARTICLES.
Ventilation:GENERAL & LOCAL EXHAUST TO KEEP BELOW TLV REQUIREMENTS
Protective Gloves:AS REQUIRED
Eye Protection:GOGGLES
Supplemental Safety and Health
WHEN MIXED W/WATER, THIS MATERIAL HARDENS & THEN SLOWLY BECOMES HOT.
DON'T ATTEMPT TO MAKE A CAST ENCLOSING ANY PART OF THE BODY.
FAILURE TO FOLLOW THESE INSTRUCTIONS MAY CAUSE SEVERE BURNS THAT
MAY R EQUIRE SURGICAL REMOVAL OF AFFECTED TISSUE.

Decomp Temp:Decomp Text:1450C
Spec Gravity:2.7-3
Solubility in Water:0.2%
Appearance and Odor:WHITE POWDER W/LOW ODOR

Stability Indicator/Materials to Avoid:YES
ACIDS
Hazardous Decomposition Products:ABOVE 1450C GENERATES CALCIUM OXIDE &
SULFUR DIOXIDE

Waste Disposal Methods:THIS MATERIAL CAN BE DISPOSED OF AS INERT SOLID
IN A LANDFILL OR BY OTHER PROCEDURES IN ACCORDANCE W/FEDERAL,
STATE, & LOCAL 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.