Hydroquinone Safety Data Sheet (SDS)
SDS #: 400
Revision Date: March 25, 2014
Hydroquinone
Flinn Scientific, Inc. P.O. Box 219, Batavia, IL 60510 (800) 452-1261 Chemtrec Emergency Phone Number: (800) 424-9855
Signal Word
DANGER
Hazard class: Acute toxicity, oral (Category 4). Harmful if swallowed (H302). Do not eat, drink or smoke when using this product (P270).
Hazard class: Sensitization, skin (Category 1). May cause an allergic skin reaction (H317). Avoid breathing dust or fumes (P261).
Hazard class: Serious eye damage or irritation (Category 1). Causes serious eye damage (H318).
Hazard class: Germ cell mutagenicity (Category 2). Suspected of causing genetic defects (H341). Obtain special instructions before use (P201). Do not handle until all safety precautions have been read and understood (P202). Use personal protective equipment as required (P281).
Hazard class: Carcinogenicity (Category 2). Suspected of causing cancer (H351). Obtain special instructions before use (P201).
Component Name |
CAS Number |
Formula |
Formula Weight |
Concentration |
Hydroquinone
Synonyms: p-Benzenediol; 1,4-Benzenediol; Dihydroxybenzene
|
123-31-9 |
C6H4-1,4-(OH)2 |
110.11 |
|
Immediately call a POISON CENTER or physician (P310). If inhaled: Remove victim to fresh air and keep at rest in a position comfortable for breathing. 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: Rinse cautiously with water for several minutes (P302+P351). Wash contaminated clothing before reuse (P363). If swallowed: Rinse mouth. Call a POISON CENTER or physician if you feel unwell (P301+P330+P312).
Class IIIB combustible solid. Flash point: 165 °C (CC), Autoignition Temperature: 516 °C When heated to decomposition, may emit toxic fumes. In case of fire: Use a tri-class dry chemical fire extinguisher.
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.
Flinn Suggested Chemical Storage Pattern: Organic #8. Store with phenols and cresols. Material is air and light sensitive. Keep container tightly closed. Store in a cool, dark, and dry place.
Wear protective gloves, protective clothing, and eye protection (P280). Wash hands thoroughly after handling (P264). Contaminated clothing should not be allowed out of the workplace (P272). Exposure guidelines: PEL 2 mg/m3 (OSHA), TLV 1 mg/m3 (ACGIH) Sensitizer.
Gray to white crystals. Odorless. Soluble: Water, alcohol, and ether
Boiling point: 286.2 °C Melting point: 172-175 °C (decomposes) Refractive index: 1.632 Specific gravity: 1.33 Not for human use.
Avoid contact with strong oxidizing agents, strong bases, light, or air. Shelf life: Poor. Keep tightly closed and protected from light. See Section 7 for further information.
Acute effects: Toxic, irritant, possible sensitizer. Chronic effects: N.A. Target organs: Kidneys, eyes.
ORL-RAT LD50: 302 mg/kg IHL-RAT LC50: N.A. SKN-RBT LD50: N.A.
Please review all federal, state and local regulations that may apply before proceeding. Flinn Suggested Disposal Method #18b is one option.
Shipping name: Not regulated. Hazard class: N/A. UN number: N/A.
TSCA-listed, EINECS-listed (204-617-8).
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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