ELECTRONIC SPACE PRODUCTS INTERNATIONAL
1050 Benson Way, Ashland, OR 97520
Toll Free (800) 638-2581 * Fax (541) 488-8313
E-Mail: sales@espimetals.com
MATERIAL SAFETY DATA SHEET
I PRODUCT IDENTIFICATION
Trade Name: Holmium Formula: Ho
CAS Number: 7440-60-0 Molecular Weight: 164.93
II HAZARDOUS INGREDIENTS
Hazardous Components % OSHA/PEL ACGIH/TLV
Holmium 0-100 N/E N/E
Particulates not otherwise regulated 0-100 15 mg/m3 (dust), 5 mg/m3 (resp) 10 mg/m3 total dust
III PHYSICAL DATA
Boiling Point: 2695 oC Melting Point: 1474 oC
Specific Gravity: 8.79 at 25 oC Vapor Density: N/A
Vapor Pressure: N/A % Volatiles by Weight: Not applicable
Appearance and Odor: Silver solid, no odor. Solubility in H2O: Insoluble
IV FIRE AND EXPLOSION HAZARDS DATA
Flash Point: NA Autoignition Temperature: N/A
Flammable Limits: Lower: N/A Upper: N/A
Extinguishing Media: Use dry chemical or class D extinguisher. DO NOT USE WATER.
Special Fire Fighting Procedures: Firefighters should wear NIOSH/MSHA approved self-contained breathing apparatus and full protective clothing.
Unusual Fire & Explosion Hazard: Finely divided metal can oxidize rapidly. Product will burn under fire conditions. May react with water liberating flammable, explosive hydrogen gas. Like all organic and most dry chemicals, as a powder or dust, this product (when mixed with air in critical proportions and in the presence of an ignition source) may present an explosion hazard.
V HEALTH HAZARD INFORMATION
Effects of Exposure:
Inhalation: Low acute inhalation toxicity. May cause upper respiratory tract irritation.
Ingestion: Low acute oral toxicity.
Skin: Skin absorption not likely. Essentially non-irritating.
Eye: Non-irritating. May cause foreign body irritation only.
Chronic Effects: None known.
Medical Conditions Generally Aggravated by Exposure: Inhalation of product may aggravate existing chronic respiratory problems such as asthma, emphysema or bronchitis.
Carcinogenicity: NTP: No IARC Monographs: No OSHA Reg: No ACGIH: No
EMERGENCY AND FIRST AID PROCEDURES:
INHALATION: If respiratory irritation or distress occurs remove victim to fresh air. Seek medical attention if respiratory irritation or distress continues.
INGESTION: If victim is conscious and alert, give 1-2 glasses of water to drink. Do not give anything by mouth to an unconscious person. Seek medical attention. Do not leave victim unattended.
SKIN: In case of contact, wash with plenty of soap and water. Seek medical attention if irritation develops or persists.
EYE: Rinse particulate matter from eye. Seek medical attention if irritation develops or persists or if visual changes occur.
VI REACTIVITY DATA
Stability: Stable
Conditions to Avoid: Dusting conditions, electric arcs, open flame, spark, moisture.
Incompatibility (Material to Avoid): Air, strong acids, strong oxidizing agents, acid chlorides, halogens, chlorates, bromates, iodates.
Hazardous Decomposition Products: Hydrogen (decomposition type: hydrolysis).
Hazardous Polymerization: Will not occur
VII SPILL OR LEAK PROCEDURES
Steps to be Taken in Case Material is Released or Spilled: Wear appropriate protective gear specified in section VIII. Sweep up and place in an appropriate closed container. Vacuuming should be prohibited. Use non-sparking tools. Clean up residual material by washing area with water.
Waste Disposal Method: Dispose of in accordance with Local, State and Federal regulations.
VIII SPECIAL PROTECTION INFORMATION
Respiratory Protection (Specify Type): In dusting conditions, use an air-purifying (half-mask/full-face) respirator with cartridges/canister approved for use against dusts, mists and fumes.
Ventilation: Local exhaust is recommended to maintain low exposure concentrations.
Protective Gloves: Recommended
Eye Protection: Recommended
Other Protective Equipment: Protective clothing to prevent contact with skin.
IX SPECIAL PRECAUTIONS
Precautions to Be Taken in Handling and Storage: Store in tightly closed containers. Store in an area that is dry. Avoid breathing dusts or vapors. Avoid direct or prolonged contact with skin and eyes. Use non-sparking tools and grounded/bonded equipment and containers when transferring. Store under inert gas.
Work Practices: Do not store, use, and/or consume foods, beverages, tobacco products, or cosmetics in areas where this material is stored. Wash hands and face carefully before eating, drinking, using tobacco, applying cosmetics, or using the toilet. Wash exposed skin promptly to remove accidentally splashes of contact with this material. Maintain a sink, safety shower and eyewash fountain in the work area. Have oxygen readily available.
Warning Statements: FLAMMABLE SOLID WHEN A POWDER OR THIN FOIL. REACTS WITH WATER AND DILUTE ACIDS TO PRODUCE FLAMMABLE, EXPLOSIVE HYDROGEN GAS. DUSTS IN HIGH CONCENTRATIONS MAY CAUSE SKIN, EYE AND RESPIRATORY TRACT IRRITATION.
US Department of Transportation: DOT Hazard Class — 4.1
DOT Shipping Name: FLAMMABLE SOLID, INORGANIC, N.O.S.
DOT Technical Shipping Name: Holmium Metal Foil
DOT ID Number: UN3178
DOT Packing Group: II
DOT Labels: FLAMMABLE SOLID
Emergency Guide #: 32
SARA Title III Hazard Classes:
Fire Hazard - Yes
Reactive Hazard - Yes
Release of Pressure - No
Acute Health Hazard - No
Chronic Health Hazard - No
The above information is believed to be correct, but does not purport to be all inclusive and shall be used only as a guide. ESPI shall not be held liable for any damage resulting from handling or from contact with the above product.
Issued by: S. Dierks
Date: May 2003