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 Manganese Dioxide Safety Data Sheet (SDS)SDS #: 489
Revision Date: July 21, 2015
SECTION 1 — CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
Manganese DioxideFlinn Scientific, Inc. P.O. Box 219, Batavia, IL 60510 (800) 452-1261Chemtrec Emergency Phone Number: (800) 424-9980
Signal Word
WARNING SECTION 2 — HAZARDS IDENTIFICATION
Hazard class: Acute toxicity, oral (Category 5). May be harmful if swallowed (H303).
Hazard class: Acute toxicity, oral (Category 4). Harmful if inhaled (H332). Avoid breathing dust (P261). Pictograms
SECTION 3 — COMPOSITION, INFORMATION ON INGREDIENTS
SECTION 4 — FIRST AID MEASURES
Call a POISON CENTER or physician if you feel unwell (P312).
If inhaled: Remove victim to fresh air and keep at rest in a position comfortable for breathing (P304+P340). If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do so. Continue rinsing. If on skin: Wash with plenty of water. If swallowed:Call a POISON CENTER or physician if you feel unwell (P312). SECTION 5 — FIRE FIGHTING MEASURES
Nonflammable, noncombustible solid.
Strong oxidizer, fire hazard when in contact with combustible materials. When heated to decomposition, may emit toxic fumes. In case of fire: Use a tri-class dry chemical fire extinguisher.
NFPA Code
H: 2
F:0 R: 0 SECTION 6 — ACCIDENTAL RELEASE MEASURES
Sweep up the spill, place in a sealed bag or container, and dispose. Ventilate area and wash spill site after material pickup is complete. See Sections 8 and 13 for further information.
SECTION 7 — HANDLING AND STORAGE
Flinn Suggested Chemical Storage Pattern: Inorganic #4. Store with hydroxides, oxides, silicates and carbonates.
Store in a cool, dry place. SECTION 8 — EXPOSURE CONTROLS, PERSONAL PROTECTION
Wear protective gloves, protective clothing, and eye protection. Wash hands thoroughly after handling.
Exposure guidelines: Ceiling 5 mg/m3 (OSHA); 0.1 mg/m3 (inhalable fraction) (ACGIH) SECTION 9 — PHYSICAL AND CHEMICAL PROPERTIES
Black or silver crystals or powder. Odorless.
Soluble: Hydrochloric acid. Insoluble in water. Melting point: 535 °C (decomposes)
Specific gravity: 5.026 SECTION 10 — STABILITY AND REACTIVITY
May ignite organic materials, and is a strong oxidant that reacts violently with combustible and reducing agents. Avoid contact with other oxidizing agents.
Shelf life: Indefinite, if stored properly. SECTION 11 — TOXICOLOGICAL INFORMATION
Acute effects: Irritating dust.
Chronic effects: N.A. Target organs: Nerves, lungs. ORL-RAT LD50: 3478 mg/kg
IHL-RAT LC50: N.A. SKN-RBT LD50: N.A. SECTION 12 — ECOLOGICAL INFORMATION
Data not yet available.
SECTION 13 — DISPOSAL CONSIDERATIONS
Please review all federal, state and local regulations that may apply before proceeding.
Flinn Suggested Disposal Method #26a is one option. SECTION 14 — TRANSPORT INFORMATION
Shipping name: Not regulated. Hazard class: N/A. UN number: N/A.
SECTION 15 — REGULATORY INFORMATION
TSCA-listed, EINECS-listed (215-202-6), RCRA code D001.
SECTION 16 — OTHER INFORMATION
This Safety Data Sheet (SDS) is for guidance and is based upon information and tests believed to be reliable. Flinn Scientific, Inc. makes no guarantee of the accuracy or
completeness of the data and shall not be liable for any damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The
data should not be confused with local, state, federal or insurance mandates, regulations, or requirements and CONSTITUTE NO WARRANTY. Any use of this data and
information must be determined by the science instructor to be in accordance with applicable local, state or federal laws and regulations. The conditions or methods of
handling, storage, use and disposal of the product(s) described are beyond the control of Flinn Scientific, Inc. and may be beyond our knowledge. FOR THIS AND OTHER
REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY DISCLAIM LIABILITY FOR LOSS, DAMAGE OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Consult your copy of the Flinn Science Catalog/Reference Manual for additional information about laboratory chemicals.
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