SAFETY DATA SHEET
MOLYBDENUM HEXAFLUORIDE Page 1
Issued: 22/11/2007
Revision No: 1
1. IDENTIFICATION OF THE SUBSTANCE / PREPARATION AND OF THE COMPANY / UNDERTAKING
Product name: MOLYBDENUM HEXAFLUORIDE
CAS number: 7783-77-9
PC5190
Product code:
Company name: Apollo Scientific Ltd
Bredbury, Stockport, SK6 2QR,Tel 0161 406 0505
2. HAZARDS IDENTIFICATION
Main hazards: Contact with acids liberates very toxic gas. Causes burns.
3. COMPOSITION / INFORMATION ON INGREDIENTS
Hazardous ingredients: MOLYBDENUM HEXAFLUORIDE >90%
4. FIRST AID MEASURES (SYMPTOMS)
Skin contact: Blistering may occur. Progressive ulceration will occur if treatment is not immediate.
Eye contact: Corneal burns may occur. May cause permanent damage.
Ingestion: Corrosive burns may appear around the lips. Blood may be vomited. There may be bleeding
from the mouth or nose.
Inhalation: There may be shortness of breath with a burning sensation in the throat. Exposure may cause
coughing or wheezing.
4. FIRST AID MEASURES (ACTION)
Skin contact: Remove all contaminated clothes and footwear immediately unless stuck to skin. Drench the
affected skin with running water for 10 minutes or longer if substance is still on skin. Transfer to
hospital if there are burns or symptoms of poisoning.
Eye contact: Bathe the eye with running water for 15 minutes. Transfer to hospital for specialist examination.
Ingestion: Wash out mouth with water. Do not induce vomiting. Give 1 cup of water to drink every 10
minutes. If unconscious, check for breathing and apply artificial respiration if necessary. If
unconscious and breathing is OK, place in the recovery position. Transfer to hospital as soon
as possible.
Inhalation: Remove casualty from exposure ensuring one's own safety whilst doing so. If unconscious and
breathing is OK, place in the recovery position. If conscious, ensure the casualty sits or lies
down. If breathing becomes bubbly, have the casualty sit and provide oxygen if available.
Transfer to hospital as soon as possible.
5. FIRE-FIGHTING MEASURES
Extinguishing media: Suitable extinguishing media for the surrounding fire should be used. Carbon dioxide. Dry
chemical powder.
Exposure hazards: Corrosive. In combustion emits toxic fumes.
Protection of fire-fighters: Wear self-contained breathing apparatus. Wear protective clothing to prevent contact with skin
and eyes.
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MOLYBDENUM HEXAFLUORIDE Page 2
6. ACCIDENTAL RELEASE MEASURES
Personal precautions: Notify the police and fire brigade immediately. If outside keep bystanders upwind and away from
danger point. Mark out the contaminated area with signs and prevent access to unauthorised
personnel. Do not attempt to take action without suitable protective clothing - see section 8 of
SDS. Turn leaking containers leak-side up to prevent the escape of liquid.
Environmental precautions: Do not discharge into drains or rivers. Contain the spillage using bunding.
Clean-up procedures: Clean-up should be dealt with only by qualified personnel familiar with the specific substance.
Absorb into dry earth or sand. Transfer to a closable, labelled salvage container for disposal by
an appropriate method.
7. HANDLING AND STORAGE
Handling requirements: Avoid direct contact with the substance. Ensure there is sufficient ventilation of the area. Do
not handle in a confined space. Avoid the formation or spread of mists in the air. only use in
fume hood
Storage conditions: Store in cool, well ventilated area. Keep container tightly closed.
Suitable packaging: Must only be kept in original packaging.
8. EXPOSURE CONTROLS / PERSONAL PROTECTION
Engineering measures: Ensure there is sufficient ventilation of the area.
Respiratory protection: Self-contained breathing apparatus must be available in case of emergency.
Hand protection: Impermeable gloves.
Eye protection: Tightly fitting safety goggles. Ensure eye bath is to hand.
Skin protection: Impermeable protective clothing.
9. PHYSICAL AND CHEMICAL PROPERTIES
State: Liquid
Boiling point/range掳C: 37
Melting point/range掳C: 17.5
10. STABILITY AND REACTIVITY
Stability: Stable under normal conditions.
Conditions to avoid: Heat.
Materials to avoid: Strong oxidising agents. Acids.
Haz. decomp. products: In combustion emits toxic fumes.
11. TOXICOLOGICAL INFORMATION
Chronic toxicity: MAY BE HARMFUL BY INHALATION, INGESTION, OR SKIN ABSORPTION.
Routes of exposure: Refer to section 4 of SDS for routes of exposure and corresponding symptoms.
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MOLYBDENUM HEXAFLUORIDE Page 3
12. ECOLOGICAL INFORMATION
Mobility: Data not yet known
Persistence and degradability: No data available.
Bioaccumulative potential: No data available.
Other adverse effects: Data not known
13. DISPOSAL CONSIDERATIONS
Disposal operations: MATERIAL SHOULD BE DISPOSED OF IN ACCORDANCE WITH LOCAL, STATE AND
FEDERAL REGULATIONS
Disposal of packaging: Dispose of as special waste in compliance with local and national regulations Observe all
federal, state and local environmental regulations.
NB: The user's attention is drawn to the possible existence of regional or national regulations
regarding disposal.
14. TRANSPORT INFORMATION
ADR / RID
UN no: 1760 ADR Class: 8
Packing group: III Classification code: C9
Shipping name: CORROSIVE LIQUID, N.O.S.
Labelling: 8 Hazard ID no: 80
IMDG / IMO
UN no: 1760 Class: 8
Packing group: III EmS: F-A,S-B
Marine pollutant: .
Labelling: 8
IATA / ICAO
UN no: 1760 Class: 8
Packing group: III
Packing instructions: 818(P&CA); 820(CAO)
Labelling: 8
15. REGULATORY INFORMATION
Hazard symbols: Corrosive.
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MOLYBDENUM HEXAFLUORIDE Page 4
Risk phrases: R32: Contact with acids liberates very toxic gas.
R34: Causes burns.
Safety phrases: S25: Avoid contact with eyes.
S36/37/39: Wear suitable protective clothing, gloves and eye / face protection.
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label
where possible).
S50: Do not mix with acids.
Note: The regulatory information given above only indicates the principal regulations specifically
applicable to the product described in the safety data sheet. The user's attention is drawn to
the possible existence of additional provisions which complete these regulations. Refer to all
applicable national, international and local regulations or provisions.
16. OTHER INFORMATION
Legal disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall
be used only as a guide. This company shall not be held liable for any damage resulting from
handling or from contact with the above product.
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