Name:
Calcium Sulfate
Synonym:
Sulfuric acid calcium salt, gypsum, mineral white, alabaster, satin spar, selenit
CAS:
7778-18-9
Section 1 - Chemical Product
MSDS Name:Calcium Sulfate
Synonym:Sulfuric acid calcium salt, gypsum, mineral white, alabaster, satin spar, selenit
Synonym:Sulfuric acid calcium salt, gypsum, mineral white, alabaster, satin spar, selenit
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
| CAS# | Chemical Name | emsds | EINECS# |
| 7778-18-9 | Calcium sulfate | 100 | 231-900-3 |
| Hazard Symbols: None Listed. Risk Phrases: None Listed. |
Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
Causes eye irritation. May cause conjunctivitis.
Skin:
Causes skin irritation. Chronic exposure has been linked with rhinitis (inflammation of the mucous membrane of the nose), nosebleeds, laryngitis, pharyngitis, lung membrane effects, and an impaired sense of smell and taste.
Ingestion:
Ingestion of large amounts may cause gastrointestinal irritation.
Inhalation:
Dust is irritating to the respiratory tract.
Chronic:
Chronic exposure has been linked with rhinitis (inflammation of the mucous membrane of the nose), nosebleeds, laryngitis, pharyngitis, lung membrane effects, and an impaired sense of smell and taste.
Not available.
Potential Health Effects
Eye:
Causes eye irritation. May cause conjunctivitis.
Skin:
Causes skin irritation. Chronic exposure has been linked with rhinitis (inflammation of the mucous membrane of the nose), nosebleeds, laryngitis, pharyngitis, lung membrane effects, and an impaired sense of smell and taste.
Ingestion:
Ingestion of large amounts may cause gastrointestinal irritation.
Inhalation:
Dust is irritating to the respiratory tract.
Chronic:
Chronic exposure has been linked with rhinitis (inflammation of the mucous membrane of the nose), nosebleeds, laryngitis, pharyngitis, lung membrane effects, and an impaired sense of smell and taste.
Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid.
Inhalation:
Remove from exposure and move to fresh air immediately. Get medical aid if cough or other symptoms appear.
Notes to Physician:
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid.
Inhalation:
Remove from exposure and move to fresh air immediately. Get medical aid if cough or other symptoms appear.
Notes to Physician:
Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Substance is noncombustible; use agent most appropriate to extinguish surrounding fire.
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Substance is noncombustible; use agent most appropriate to extinguish surrounding fire.
Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.
Section 7 - HANDLING and STORAGE
Handling:
Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Storage:
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Storage:
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 7778-18-9: United States OSHA: 15 mg/m3 TWA (total dust); 5 mg/m3 TWA (respirable fraction) Belgium - TWA: 10 mg/m3 VLE Germany: 6 mg/m3 TWA (respirable fraction) Malaysia: 10 mg/m3 TWA (particulate matter containing no asbestos <2% crystalline sili Spain: 10 mg/m3 VLA-ED (this value is for the particulated matter that is free from asb Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHAs eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 7778-18-9: United States OSHA: 15 mg/m3 TWA (total dust); 5 mg/m3 TWA (respirable fraction) Belgium - TWA: 10 mg/m3 VLE Germany: 6 mg/m3 TWA (respirable fraction) Malaysia: 10 mg/m3 TWA (particulate matter containing no asbestos <2% crystalline sili Spain: 10 mg/m3 VLA-ED (this value is for the particulated matter that is free from asb Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHAs eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
Physical State: Solid
Color: white with a blue, gray or red hue
Odor: Odorless.
pH: Not available.
Vapor Pressure: Not applicable.
Viscosity: Not available.
Boiling Point: 2179 deg F
Freezing/Melting Point: 2642 deg F
Autoignition Temperature: Not applicable.
Flash Point: Not applicable.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: Not available.
Solubility in water: 0.2% in water.
Specific Gravity/Density: 2.964
Molecular Formula: CaSO4
Molecular Weight: 136.1376
Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, moisture.
Incompatibilities with Other Materials:
Calcium sulfate is incompatible with aluminum and diazonethane. At high temperatures, mixtures of calcium sulfate and phosphorus ignites.
Hazardous Decomposition Products:
Oxides of sulfur.
Hazardous Polymerization: Has not been reported.
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, moisture.
Incompatibilities with Other Materials:
Calcium sulfate is incompatible with aluminum and diazonethane. At high temperatures, mixtures of calcium sulfate and phosphorus ignites.
Hazardous Decomposition Products:
Oxides of sulfur.
Hazardous Polymerization: Has not been reported.
Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 7778-18-9: WS6920000 LD50/LC50:
Not available.
Carcinogenicity:
Calcium sulfate - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.
CAS# 7778-18-9: WS6920000 LD50/LC50:
Not available.
Carcinogenicity:
Calcium sulfate - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.
Section 12 - ECOLOGICAL INFORMATION
Section 13 - DISPOSAL CONSIDERATIONS
Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling.
Section 14 - TRANSPORT INFORMATION
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.
Section 15 - REGULATORY INFORMATION
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
WGK (Water Danger/Protection)
CAS# 7778-18-9: 0
Canada
CAS# 7778-18-9 is listed on Canadas DSL List.
CAS# 7778-18-9 is not listed on Canadas Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 7778-18-9 is listed on the TSCA inventory.
