Plaster of paris

Flux Technologies
PLASTER OF PARIS-CHEMICAL DATA SHEET ROYAl TOUCH Chemical Identifiers
UN/NA Number CAS Number CHRIS CodeDOT Hazard Label
none 26499-65-0 none data unavailable
NFPA 704: data unavailable
General Description
White or yellowish, finely divided, odorless powder consisting mostly or entirely of calcium sulfate hemihydrate, CaSO4•1/2H2O. Forms a paste when it is mixed with water that soon hardens into a solid. Used in making casts, molds, and sculpture. Generally non-toxic.
Hazards
Reactivity Alerts
none
Air & Water Reactions
No rapid reaction with air No rapid reaction with water
Fire Hazard
No information available.
Health Hazard
Exposure Routes: inhalation, ingestion, skin and/or eye contact
Symptoms: Irritation eyes, skin, mucous membrane, respiratory system; cough
Target Organs: Eyes, skin, respiratory system (NIOSH, 2003)
Reactivity Profile
PLASTER OF PARIS is non-flammable and non-combustible. Has generally low chemical reactivity but can act as an oxidizing agent under extreme conditions. Decomposes at high temperature to generate toxic oxides of sulfur. Reacts exothermically but slowly with moisture in the air or water to form gypsum CaSO4.2H2O.
Belongs to the Following Reactive Group(s)
Inorganic Compounds/Neither Reducing nor Oxidizing
Response Recommendations
Firefighting
No information available.
Non-Fire Response
No information available.
Protective Clothing
Skin: No recommendation is made specifying the need for personal protective equipment for the body.
Eyes: No recommendation is made specifying the need for eye protection.
Wash skin: No recommendation is made specifying the need for washing the substance from the skin (either immediately or at the end of the work shift).
Remove: No recommendation is made specifying the need for removing clothing that becomes wet or contaminated.
Change: No recommendation is made specifying the need for the worker to change clothing after the work shift. (NIOSH, 2003)
First Aid
Eye: If this chemical contacts the eyes, immediately wash the eyes with large amounts of water, occasionally lifting the lower and upper lids. Get medical attention immediately. Contact lenses should not be worn when working with this chemical.
Breathing: If a person breathes large amounts of this chemical, move the exposed person to fresh air at once. If breathing has stopped, perform mouth-to-mouth resuscitation. Keep the affected person warm and at rest. Get medical attention as soon as possible.
Swallow: If this chemical has been swallowed, get medical attention immediately. (NIOSH, 2003)
Physical Properties
Molecular Formula: CaSO4 = 0.5H2O
Flash Point: data unavailable
Lower Explosive Limit: data unavailable
Upper Explosive Limit: data unavailable
Autoignition Temperature: data unavailable
Melting Point: 325.0 ° F (Loses H2O) (NIOSH, 2003)
Vapor Pressure: 0.0 mm Hg (approx) (NIOSH, 2003)
Vapor Density: data unavailable
Specific Gravity: 2.5 (NIOSH, 2003)
Boiling Point: data unavailable
Molecular Weight: 145.2 (NIOSH, 2003)
Water Solubility: 0.3 % at 77° F (NIOSH, 2003)
AEGL: data unavailable
ERPG: data unavailable
TEEL: data unavailable
IDLH: data unavailable
Regulatory Information
Regulatory Names: none
CAA RMP: Not a regulated chemical.
CERCLA: Not a regulated chemical.
EHS (EPCRA 302): Not a regulated chemical.
TRI (EPCRA 313): Not a regulated chemical.
RCRA Chemical Code: none
Alternate Chemical Names
CALCIUM SULFATE HEMIHYDRATE
CRYSTACAL
DENSITE
DENSITE (GYPSUM)
DRIED CALCIUM SULFATE
DRIED GYPSUM
FGR
GYPSUM HEMIHYDRATE
HEMIHYDRATE GYPSUM
PH 200
PH 200 (FILLER)
SAKURA PLASTER OF PARIS B GRADE
TA 20
TIGER STONE
Maruti Mineral Industries is a reliable manufacturer and supplier of Plaster of Paris, which is hugely demanded by clients. To meet the requirements of clients, we cater our Plaster of Paris as per their specifications of clients. It is durable and easily takes any shape.
Used for :
• Interior decoration : as a false ceiling, studio sets etc
• Bandaging of broken bones
• Making statues
• Finishing walls
• Designing of masonry interiors and exteriors
Applications :
• Orthopedic operations
• Surgery for cast POP Bandage Mfg
• Dental Molding operations
• Ceramic Industries
• Pottery Industries
• Building Contraction
• Gold Dyeing operations.