TRADE NAME: Speed Stone® (Grey)

CHEMICAL COMPOSITION: Mixtures

DATE REVISED: October 28, 1999

MANUFACTURER:
Discus Dental, Inc.
8550 Higuera Street
Culver City, CA 90232
Phone: (310) 845-8200
Fax: (310) 845-1537

HAZARDOUS INGREDIENTS / IDENTITY:
Exposure Limits mg/m3
OSHA-PEL ACGIH-TLV, 1991
Nuisance dusts (total): 15 10
Nuisance dusts (respirable): 5 5

The majority of these products contain trace amounts of nuisance dust pigments.


MATERIAL
PHYSICAL & CHEMICAL CHARACTERISTICS:

	Boiling Point:
	Melting Point:
	Specific Gravity (H2O = 1): ~3
	Vapor Pressure (mm Hg):
	Vapor Density (Air = 1):
	Solubility in Water: Slightly soluble
	Reactivity in Water:
	Appearance & Odor: Odorless powder

FIRE AND EXPLOSION DATA:

	Flash Point: N/A
	Method Used: N/A
	Flammable Limits in Air % by Volume: N/A
	Auto-Ignition Temperature: N/A
	Extinguisher Media: N/A
	Special Fire Fighting Procedures: N/A
	Unusual Fire & Explosion Hazards: N/A

PHYSICAL HAZARDS (REACTIVITY DATA):

	Stability: Basically stable; may solidify if contacted by water
	Conditions to Avoid:
	Incompatibility (Materials to Avoid): None known
	Hazardous Decomposition Products:
	Hazardous Polymerization:

HEALTH HAZARDS:

	Acute:
	Chronic:
	Threshold Limit Value: Not established; 5mg/m3 recommended
	Signs and Symptoms of Exposure:
	Medical Conditions Generally Aggravated by Exposure:
	Chemical Listed as Carcinogen or Potential Carcinogen:
	Emergency & First Aid Procedures:
	Routes of Entry:
	Inhalation: Inhalation of excesive dust over a prolonged period can result in lung damage
	Eyes: May cause dryness and/or irritation. Flush eyes with water
	Skin: May cause dryness and/or irritation. Wash with water
	Ingestion:

SPECIAL PRECAUTIONS AND SPILL / LEAK PROCEDURES:

	Precautions to be taken in Handling and Storage: Minimize dust generation
	Other Precautions: Avoid exposure to heat
	Steps to be taken in case material is released or spilled: Vacuum. Dispose product in accordance with local, state and federal regulations

SPECIAL PROTECTION INFORMATION / CONTROL MEASURES:

	Respiratory Protection: Use appropriate NIOSH approved repirator to avoid exposure above the recommended limits
	Ventilation: Not Required
	Local Exhaust:
	Mechanical:
	Special:
	Other:
	Protective Gloves: Not required if handling with caution
	Eye Protection: Not Required if handled with caution, unless large quantities are involved
	Other Protective Clothing or Equipment: Not required if handled with caution
	Work / Hygienic Practices: Routine

Property of Discus Dental, Inc.