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Safety Data Sheet (SDS)

SDS #: 2
Revision Date: March 22, 2016
SECTION 1 — CHEMICAL PRODUCT AND COMPANY IDENTIFICATION

Acetaldehyde

Flinn Scientific, Inc. P.O. Box 219, Batavia, IL 60510 (800) 452-1261
Chemtrec Emergency Phone Number: (800) 424-9335
Signal Word
DANGER
SECTION 2 — HAZARDS IDENTIFICATION
Hazard class: Flammable liquids (Category 1). Extremely flammable liquid and vapor (H224). Keep away from heat, sparks, open flames, and hot surfaces. No smoking (P210).

Hazard class: Acute toxicity, oral (Category 4). Harmful if swallowed (H302). Do not eat, drink or smoke when using this product (P270).

Hazard class: Serious eye damage or irritation (Category 2A). Causes serious eye irritation (H319).

Hazard class: Specific target organ toxicity, single exposure; respiratory tract irritation (Category 3). May cause respiratory irritation (H335). Avoid breathing dust or fumes (P261).

Hazard class: Carcinogenicity (Category 2). Suspected of causing cancer (H351). Obtain special instructions before use (P201). Do not handle until all safety precautions have been read and understood (P202).
Pictograms
SECTION 3 — COMPOSITION, INFORMATION ON INGREDIENTS
Component Name CAS Number Formula Formula Weight Concentration
Acetaldehyde

Synonyms: Acetic aldehyde; Ethyl aldehyde
75-07-0 CH3CHO
44.05
SECTION 4 — FIRST AID MEASURES
If exposed or concerned: Get medical advice or attention (P308+P313).
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.
If on skin or hair: Immediately remove all contaminated clothing. Rinse skin with water (P303+P361+P353).
If swallowed: Rinse mouth.Call a POISON CENTER or physician if you feel unwell (P302+P301+P312).
SECTION 5 — FIRE FIGHTING MEASURES
Class IA flammable liquid.
Flash point 0 °C Flammable limits: LEL: 4% UEL: 60% Autoignition Temperature: 175 °C
When heated to decomposition, may emit toxic fumes.
In case of fire: Use a tri-class dry chemical fire extinguisher (P370+P378).
NFPA Code
H-2
F-4
R-2
SECTION 6 — ACCIDENTAL RELEASE MEASURES
Remove all ignition sources and ventilate area. Contain the spill with sand or other inert absorbent material and deposit in a sealed bag or container. See Sections 8 and 13 for further information.
SECTION 7 — HANDLING AND STORAGE
Flinn Suggested Chemical Storage Pattern: Organic #3. Store with hydrocarbons, esters and aldehydes.
Store in a dedicated flammables cabinet. If a flammables cabinet is not available, store in Flinn Saf-Stor™ can.
Use only in a hood. Cool container before opening, open the bottle slowly while wearing proper PPE. Keep container tightly closed (P233). Keep cool (P235). Use explosion-proof electrical and ventilating equipment (P241).
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.
Exposure guidelines: PEL 200 ppm (OSHA) Ceiling 25 ppm (ACGIH)
SECTION 9 — PHYSICAL AND CHEMICAL PROPERTIES
Colorless liquid. Pungent and intense fruity odor.
Soluble: Miscible with water, alcohol and many organic solvents.
Boiling point: 21 °C
Melting point: -123.5 °C
Specific gravity: 0.7791
Vapor density: 1.52
Vapor pressure: 740 mm
SECTION 10 — STABILITY AND REACTIVITY
Avoid contact with acids and bases, strong oxidizers, alcohols, ammonia, and any source of ignition.
May form explosive levels of peroxides on concentration.
Shelf life: Stores well only if kept cool. Do not store in a refrigerator unless it is explosion proof.
SECTION 11 — TOXICOLOGICAL INFORMATION
Acute effects: Lachrymator, severe eye irritant.
Chronic effects: Pulmonary edema, possible carcinogen (IARC-2B), teratogen, and mutagen.
Target organs: Liver, kidneys, lungs, blood, and nervous system.
ORL-RAT LD50: 661 mg/kg
IHL-RAT LC50: 37 g/m3/30m
SKN-RBT LD50: 3540 mg/kg
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 #2 is one option.
SECTION 14 — TRANSPORT INFORMATION
Shipping name: Acetaldehyde. Hazard class: 3, Flammable liquid. UN number: UN1089.
SECTION 15 — REGULATORY INFORMATION
TSCA-listed, EINECS-listed (200-836-8). RCRA code U001
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.