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Maleic Acid Safety Data Sheet (SDS)

SDS #: 485
Revision Date: March 21, 2014
SECTION 1 — CHEMICAL PRODUCT AND COMPANY IDENTIFICATION

Maleic Acid

Flinn Scientific, Inc. P.O. Box 219, Batavia, IL 60510 (800) 452-1261
Chemtrec Emergency Phone Number: (800) 424-9973
Signal Word
DANGER
SECTION 2 — HAZARDS IDENTIFICATION
Hazard class: Acute toxicity, oral (Category 4). Harmful if swallowed (H302). Do not eat, drink or smoke when using this product (P270).

Hazard class: Skin and serious eye damage, corrosion or irritation (Category 2, 2B). Causes skin and eye irritation (H315+H320).

Hazard class: Sensitization, skin (Category 1). May cause an allergic skin reaction (H317). Avoid breathing dust or fumes (P261).

Hazard class: Specific target organ toxicity, single exposure; respiratory tract irritation (Category 3). May cause respiratory irritation (H335).
Pictograms
SECTION 3 — COMPOSITION, INFORMATION ON INGREDIENTS
Component Name CAS Number Formula Formula Weight Concentration
Maleic acid

Synonyms: Maleinic acid, Butenedioic acid
110-16-7 HO2CCH:CHCO2H 116.07
SECTION 4 — FIRST AID MEASURES
Get medical advice or attention (P313). 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 (P305+P351+P338). If eye irritation persists eyes: Get medical advice or attention (P337+P313). If on skin: Wash with plenty of water (P302+P352). If skin irritation or rash occurs: Get medical advice or attention (P333+P313). If swallowed: Rinse mouth (P330). Call a POISON CENTER or physician if you feel unwell (P301+P312).
SECTION 5 — FIRE FIGHTING MEASURES
Combustible solid.
Flash point 127 °C Flammable limits: Lower: 2.7 %
When heated to decomposition, may emit toxic fumes.
In case of fire: Use a tri-class dry chemical fire extinguisher.
NFPA Code
None established
SECTION 6 — ACCIDENTAL RELEASE MEASURES
Remove all ignition sources and water. 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: Organic #1. Store with acids, anhydrides and peracids.
Keep container tightly closed (P233). 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). Contaminated work clothing should not be allowed out of the workplace (P272). Use only in a hood or well-ventilated area (P271).
SECTION 9 — PHYSICAL AND CHEMICAL PROPERTIES
White crystal. Faint tea odor.
Soluble: Water, alcohol, and acetone
Melting point: 139 °C
Specific gravity: 1.59 (solid)
SECTION 10 — STABILITY AND REACTIVITY
Avoid contact with bases, oxidizers, and reducers.
Shelf life: Indefinite, if stored properly.
SECTION 11 — TOXICOLOGICAL INFORMATION
Acute effects: Skin and eye corrosion and irritation, gastrointestinal disturbances.
Chronic effects: N.A.
Target organs: Eyes, skin.
ORL-RAT LD50: 708 mg/kg
IHL-RAT LC50: N.A.
SKN-RBT LD50: 1560 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 #24a is one option.
SECTION 14 — TRANSPORT INFORMATION
Shipping name: Maleic acid. Hazard class: 8, Corrosive. UN number: NA2215.
SECTION 15 — REGULATORY INFORMATION
TSCA-listed, EINECS-listed (203-742-5).
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.