Gypsum
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MATERIAL SAFETY DATA SHEET
SECTION I: IDENTIFICATION OF PRODUCT
PRODUCT NAME: GYPSUM
PRODUCT USE: Oil Well Fluid Additive
CHEMICAL FAMILY: Calcium Sulphate (Ca(SO ))
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WORK PLACE HAZARDOUS MATERIALS INFORMATION SYSTEM (WHMIS)
WHMIS CLASSIFICATION: Not a Controlled Product Under WHMIS
WORK PLACE HAZARD: N/A
TRANSPORTATION OF DANGEROUS GOODS (TDG)
SHIPPING NAME: Not Regulated Under TDG
TDG CLASSIFICATION: N/A
UN NUMBER (PIN): N/A
PACKING GROUP: N/A
SECTION II: HAZARDOUS INGREDIENTS
INGREDIENT PERCENT CAS NUMBER LD Oral-Rat OSHA PEL ACGIH TLV
(50)
No Hazardous Ingredients
SECTION III: TOXICOLOGICAL PROPERTIES
ROUTE OF ENTRY: [ ] SKIN [ ] EYE CONTACT [ ] INHALATION [ ] INGESTION
Gypsum dust presents no more hazard than any common dust and, accordingly, an exposure limit of 5 mg/M3 has been
established for a worker who spends 8 hours in such an atmosphere. At greater concentration levels than this special
precautions must be taken or exposure times must be reduced. Gypsum dust in not hazardous to the skin or eyes but
may cause skin dryness or eye irritation. If dust does get in the eyes, it cay be washed out with cool, clean water.
SECTION IV: FIRST AID MEASURES
EMERGENCY PROCEDURES: Treat as nuisance dust.
SECTION V: PHYSICAL DATA
APPEARANCE AND ODOUR: Light grey; odourless
Gypsum
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MATERIAL SAFETY DATA SHEET
SPECIFIC GRAVITY: 2.9 g/cc
BOILING POINT ( C): N/A
MELTING POINT ( C): 1450 C
pH: 6.5
SOLUBILITY IN WATER: Slightly Soluble
PERCENT VOLATILE BY VOLUME: N/A
EVAPORATION RATE: N/A
BULK DENSITY (GRANULAR): 1096 kg/M3 (68 lb/ft3)
SECTION VI: FIRE AND EXPLOSION HAZARD DATA
FLASH POINT: N/A
FLAMMABLE LIMITS: N/A
EXTINGUISHING MEDIA: Medium necessary for packaging.
SPECIAL FIRE FIGHTING PROCEDURES: No special requirements.
UNUSUAL FIRE AND EXPLOSION HAZARDS: None
SECTION VII: REACTIVITY DATA
STABILITY: Stable [XX] Unstable [ ]
INCOMPATIBILITY (CONDITIONS TO AVOID): Strong acids.
HAZARDOUS DECOMPOSITION PRODUCTS: Carbon Dioxide (CO )
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HAZARDOUS POLYMERIZATION: Will Not Occur [XX] May Occur [ ]
VIII: PREVENTIVE MEASURES
SPECIAL PROTECTION INFORMATION
RESPIRATORY PROTECTION: NIOSH/MESA mask; nuisance dust.
VENTILATION: No special requirements.
PROTECTIVE GLOVES: Gloves or hand lotion (to avoid dry skin).
EYE PROTECTION: Suggest goggles; nuisance dust.
OTHER PROTECTIVE EQUIPMENT (Specify): None required.
Gypsum
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MATERIAL SAFETY DATA SHEET
PRECAUTIONS TO BE TAKEN IN HANDLING AND STORING
Avoid ingestion. Practice reasonable caution and personal cleanliness.
STEPS TO BE TAKEN IN CASE THE MATERIAL IS SPILLED OR RELEASED
Treat like sand spill; this material is not water soluble. Sweep or vacuum up.
WASTE DISPOSAL METHOD
Dispose of material in accordance with local ordinances. Landfill is suggested.
SECTION IX: PREPARATION
THE INFORMATION CONTAINED HEREIN IS GIVEN IN GOOD FAITH, BUT NO WARRANTY, EXPRESSED OR
IMPLIED, IS MADE.
DATE PRINTED: April 6, 2006 BY: MILLENNIUM TECHNOLOGIES LTD.
DATE MODIFIED: May 27, 2004 APPROVED BY:
SUPERSEDES: October 1, 2003
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