SIGMA-ALDRICH
Material Safety Data Sheet
Date Printed: 20/FEB/2005
Date Updated: 13/MAR/2004
Version 1.2
According to 91/155/EEC
1 - Product and Company Information
Product Name CESIUM CHLORIDE, 99.999+%
Product Number 203025
Company Sigma-Aldrich Pty, Ltd
Unit 2, 14 Anella Avenue
Castle Hill NSW 1765
Australia
Technical Phone # +61 2 9841 0555
Fax +61 2 9841 0500
Emergency Phone # +61 2 9841 0566
2 - Composition/Information on Ingredients
Product Name CAS # EC no Annex I
Index Number
CESIUM CHLORIDE 7647-17-8 231-600-2 None
Formula CsCl
Molecular Weight 168.36 AMU
Synonyms Cesium monochloride * Dicesium dichloride *
Tricesium trichloride
3 - Hazards Identification
SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Not hazardous according to Directive 67/548/EC.
4 - First Aid Measures
AFTER INHALATION
If inhaled, remove to fresh air. If breathing becomes difficult,
call a physician.
AFTER SKIN CONTACT
In case of contact, immediately wash skin with soap and copious
amounts of water.
AFTER EYE CONTACT
In case of contact with eyes, flush with copious amounts of
water for at least 15 minutes. Assure adequate flushing by
separating the eyelids with fingers. Call a physician.
AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.
5 - Fire Fighting Measures
EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
appropriate foam.
SPECIAL RISKS
Specific Hazard(s): Emits toxic fumes under fire conditions.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.
6 - Accidental Release Measures
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Exercise appropriate precautions to minimize direct contact with
skin or eyes and prevent inhalation of dust.
METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste disposal. Avoid
raising dust. Ventilate area and wash spill site after material
pickup is complete.
7 - Handling and Storage
HANDLING
Directions for Safe Handling: Avoid inhalation. Avoid contact
with eyes, skin, and clothing. Avoid prolonged or repeated
exposure.
STORAGE
Conditions of Storage: Keep tightly closed.
SPECIAL REQUIREMENTS: Hygroscopic.
8 - Exposure Controls / Personal Protection
ENGINEERING CONTROLS
Safety shower and eye bath. Mechanical exhaust required.
GENERAL HYGIENE MEASURES
Wash thoroughly after handling.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory Protection: Wear dust mask.
Hand Protection: Protective gloves.
Eye Protection: Chemical safety goggles.
9 - Physical and Chemical Properties
Appearance Physical State: Solid
Color: Colorless
Form: Crystalline Powder
Property Value At Temperature or Pressure
pH 6 - 7.5
BP/BP Range 1,303 掳C
MP/MP Range 645 掳C
Flash Point N/A
Flammability N/A
Autoignition Temp N/A
Oxidizing Properties N/A
Explosive Properties N/A
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Explosion Limits N/A
Vapor Pressure N/A
SG/Density 3.988 g/cm3
Partition Coefficient N/A
Viscosity N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility Solubility in Water:Soluble.
Other Solvents: WILLDISSOLVE IN ACOHOL
10 - Stability and Reactivity
STABILITY
Stable: Stable.
Conditions to Avoid: Moisture.
Materials to Avoid: Strong oxidizing agents, Strong acids.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Hydrogen chloride gas.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
11 - Toxicological Information
RTECS NUMBER: FK9625000
ACUTE TOXICITY
LD50
Oral
Rat
2600 mg/kg
LD50
Intraperitoneal
Rat
1500 MG/KG
LD50
Subcutaneous
Rat
2590 MG/KG
Remarks: Behavioral:Convulsions or effect on seizure threshold.
Vascular:BP elevation not charactertized in autonomic section.
Kidney, Ureter, Bladder:Proteinuria.
LD50
Intravenous
Rat
1075 MG/KG
Remarks: Behavioral:Convulsions or effect on seizure threshold.
Vascular:BP elevation not charactertized in autonomic section.
Kidney, Ureter, Bladder:Proteinuria.
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LD50
Oral
Mouse
2306 mg/kg
LD50
Intraperitoneal
Mouse
1460 MG/KG
LD50
Subcutaneous
Mouse
2750 MG/KG
Remarks: Behavioral:Convulsions or effect on seizure threshold.
Vascular:BP elevation not charactertized in autonomic section.
Kidney, Ureter, Bladder:Proteinuria.
LD50
Intravenous
Mouse
910 MG/KG
SIGNS AND SYMPTOMS OF EXPOSURE
To the best of our knowledge, the chemical, physical, and
toxicological properties have not been thoroughly investigated.
ROUTE OF EXPOSURE
Skin Contact: May cause skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: May cause eye irritation.
Inhalation: May be harmful if inhaled. Material may be
irritating to mucous membranes and upper respiratory tract.
Ingestion: May be harmful if swallowed.
TARGET ORGAN INFORMATION
Nerves. Heart.
CHRONIC EXPOSURE - MUTAGEN
Mouse
500 MG/KG
Oral
Other mutation test systems
Mouse
125 MG/KG
Oral
Cytogenetic analysis
CHRONIC EXPOSURE - REPRODUCTIVE HAZARD
Species: Rat
Dose: 706 MG/KG
Route of Application: Oral
Exposure Time: (1-21D PRE/21D POST)
Result: Effects on Newborn: Growth statistics (e.g., reduced
weight gain). Effects on Newborn: Biochemical and metabolic.
Effects on Newborn: Physical.
Species: Mouse
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Dose: 262 GM/KG
Route of Application: Oral
Exposure Time: (1-21D PREG/21D POST)
Result: Effects on Newborn: Biochemical and metabolic. Effects
on Newborn: Physical.
12 - Ecological Information
No data available.
ECOTOXICOLOGICAL EFFECTS
Test Type: LC50 Fish
Species: Onchorhynchus mykiss (Rainbow trout)
Time: 28 h
Value: 181,000 mg/l
13 - Disposal Considerations
SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Observe all federal, state, and local
environmental regulations.
14 - Transport Information
RID/ADR
Non-hazardous for road transport.
IMDG
Non-hazardous for sea transport.
IATA
Non-hazardous for air transport.
15 - Regulatory Information
Not hazardous according to Directive 67/548/EC.
SWITZERLAND
SWISS POISON CLASS: 4
16 - Other Information
WARRANTY
The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
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