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Safety Data Sheet (SDS)

SDS #: 226.3
Revision Date: March 24, 2014
SECTION 1 — CHEMICAL PRODUCT AND COMPANY IDENTIFICATION

Cerium(IV) and Ruthenium(II) in Sulfuric Acid Solution

Flinn Scientific, Inc. P.O. Box 219, Batavia, IL 60510 (800) 452-1261
Chemtrec Emergency Phone Number: (800) 424-9600
Signal Word
DANGER
SECTION 2 — HAZARDS IDENTIFICATION
Hazard class: Skin corrosion or irritation (Category 1). Causes severe skin burns and eye damage (H314). Do not breathe mist, vapors or spray (P260).

Hazard class: Acute toxicity, inhalation (Category 5). May be harmful if inhaled (H333).

Hazard class: Hazardous to the aquatic environment, acute toxicity (Category 3). Harmful to aquatic life (H402).

Considerable heat generated when diluted with water.





Industrial exposure to sulfuric acid vapors and mists is listed as a known human carcinogen by IARC (IARC-1).
Pictograms
SECTION 3 — COMPOSITION, INFORMATION ON INGREDIENTS
Component Name CAS Number Formula Formula Weight Concentration
Sulfuric acid
Cerium(IV) ammonium nitrate
Tris(2,2' bipyridine) ruthenium(II) chloride, hexahydrate
Water

7664-93-9
16774-21-3
50525-27-4
7732-18-5
H2SO4
(NH4)2Ce(NO3)6
C30H24Cl2N6Ru • 6H2O
H2O
98.08
548.23
748.62
18.00
8.3%
0.25%
0.04%
91.4%
SECTION 4 — FIRST AID MEASURES
Immediately call a POISON CENTER or physician (P310).
If inhaled:Call a POISON CENTER or physician if you feel unwell (P304+P312).
If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do so. Continue rinsing (P305+P351+P338). If on skin or hair: Immediately remove all contaminated clothing. Rinse skin with water (P303+P361+P353). Wash contaminated clothing before reuse (P363).
If swallowed: Rinse mouth. Do NOT induce vomiting (P301+P330+P331).
SECTION 5 — FIRE FIGHTING MEASURES
Nonflammable, noncombustible solution.
In case of fire: Use a tri-class dry chemical fire extinguisher.
NFPA Code
None established
SECTION 6 — ACCIDENTAL RELEASE MEASURES
Ventilate area. Spilled sulfuric acid is very slippery. Contain spill with sand or other inert absorbent material, neutralize with sodium bicarbonate or calcium hydroxide and deposit in sealed bag or container. See Sections 8 and 13 for further information.
SECTION 7 — HANDLING AND STORAGE
Flinn Suggested Chemical Storage Pattern: Inorganic #9. Store with acids, except nitric acid.
Store in a dedicated acid cabinet and away from any source of water. If an acid cabinet is not available, store in Flinn Saf-Cube™.
Use only in a hood or well-ventilated area (P271).
SECTION 8 — EXPOSURE CONTROLS, PERSONAL PROTECTION
Wear protective gloves, protective clothing, and eye protection (P280). Wash hands thoroughly after handling (P264). Use only in a hood or well-ventilated area (P271).
Exposure guidelines: (as sulfuric acid) PEL 1 mg/m3 (OSHA), TLV 0.2 mg/m3 (thoracic fraction) (ACGIH), IDLH 15 mg/m3 (OSHA)
SECTION 9 — PHYSICAL AND CHEMICAL PROPERTIES
Clear, yellow liquid. Sulfurous odor.
SECTION 10 — STABILITY AND REACTIVITY
Avoid contact with strong bases. Reacts violently with water. Always add acid to water - never the reverse.
Shelf life: Good, if stored properly.
SECTION 11 — TOXICOLOGICAL INFORMATION
Acute effects: Corrosive to all body tissues, severe respiratory tract irritant.
Chronic effects: Lung, nose and throat damage, cancer, tooth erosion.
Target organs: Eyes, skin, respiratory system, and teeth.
ORL-RAT LD50: 2140 mg/kg as sulfuric acid
IHL-RAT LC50: 510 mg/m3/2 hour as sulfuric acid
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 #24b is one option.
SECTION 14 — TRANSPORT INFORMATION
Shipping name: Sulfuric Acid. Hazard class: 8, Corrosive. UN number: UN2796
SECTION 15 — REGULATORY INFORMATION
Not listed.
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.