MSDS Name:Bis(cyclopentadienyl)zirconium dichloride 98+%
Synonym:Zirconocene dichloride

EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin.The toxicological properties of this material have not been fully investigated.Moisture sensitive.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
Causes gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.
Inhalation:
Causes respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
Chronic:
No information found.

Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Immediately 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:
Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
Notes to Physician:

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:
Use foam, dry chemical, or carbon dioxide. DO NOT USE WATER!

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. Clean up spills immediately, observing precautions in the Protective Equipment section.

Handling:
Wash thoroughly after handling. Wash hands before eating. Use with adequate ventilation. Avoid breathing dust, vapor, mist, or gas. Do not get on skin or in eyes. Avoid ingestion and inhalation.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Keep refrigerated. (Store below 4C/39F.)

Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate general or local exhaust ventilation to keep airborne concentrations below the permissible exposure limits.
Exposure Limits CAS# 1291-32-3: United Kingdom, WEL - TWA: (listed as zirconium compounds, n.o.s.
mg/m3 TWA (as Zr) United Kingdom, WEL - STEL: (listed as zirconium compounds, n.o.s 10 mg/m3 STEL (as Zr) United States OSHA: 5 mg/m3 TWA (as Zr) (listed under Zirconium compounds, n.o.s.).
Belgium - TWA: (listed as zirconium compounds, n.o.s.): 5 mg/m3 V (as Zr) Belgium - STEL: (listed as zirconium compounds, n.o.s.): 10 mg/m3 (as Zr) Malaysia: (listed as zirconium compounds, n.o.s.): 5 mg/m3 TWA (a Zr) Netherlands: (listed as zirconium compounds, n.o.s.): 5 mg/m3 MAC Zr) Spain: (listed as zirconium compounds, n.o.s.): 5 mg/m3 VLA-ED (a Zr) Spain: (listed as zirconium compounds, n.o.s.): 10 mg/m3 VLA-EC ( Zr) 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 prevent skin exposure.
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.

Physical State: Solid
Color: beige
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 242 - 245 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: reacts with water
Specific Gravity/Density:
Molecular Formula: C10H10Cl2Zr
Molecular Weight: 292.32

Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Dust generation, exposure to moist air or water.
Incompatibilities with Other Materials:
Acids, bases, moisture, alcohols, halogens, moist air or water.
Hazardous Decomposition Products:
Hydrogen chloride, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported.

RTECS#:
CAS# 1291-32-3: ZH7525000 LD50/LC50:
Not available.
Carcinogenicity:
Bis(cyclopentadienyl)zirconium dichloride - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

Dispose of in a manner consistent with federal, state, and local regulations.

IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 37/39 Wear suitable gloves and eye/face
protection.
WGK (Water Danger/Protection)
CAS# 1291-32-3: No information available.
Canada
CAS# 1291-32-3 is listed on Canadas NDSL List.
CAS# 1291-32-3 is not listed on Canadas Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 1291-32-3 is listed on the TSCA inventory.