Note: Ingredients listed on restricted chemical lists
EC/CAS
123-91-1
Name of the chemical
1,4-Dioxane
Concentration
>95
General Information
Version
This safety data sheet was created pursuant to the requirements of
Revision date
2025-12-19
Product name
1,4-Dioxane
Product Synonyms
Diox
CAS No.
123-91-1
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific Company
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H319, H335, H350
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger
Hazard statements
Highly flammable liquid and vapor Causes serious eye irritation May cause respiratory irritation May cause cancer
Prevention
Obtain special instructions before use Do not handle until all safety precautions have been read and understood Wash face, hands and any exposed skin thoroughly after handling Wear eye/face protection Avoid breathing dust/fume/gas/mist/vapors/spray Use only outdoors or in a well-ventilated area Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking Keep container tightly closed Ground and bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting equipment Keep cool Wear protective gloves/protective clothing/eye protection/face protection Take action to prevent static discharges Use non-sparking tools
Response
IF exposed or concerned: Get medical attention/advice Inhalation IF INHALED: Remove person to fresh air and keep comfortable for breathing Skin IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing If eye irritation persists: Get medical advice/attention Fire In case of fire: Use CO2, dry chemical, or foam to extinguish
Storage
Store locked up Store in a well-ventilated place. Keep container tightly closed
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
Repeated exposure may cause skin dryness or cracking
Other hazards
Contains a known or suspected endocrine disruptor. WARNING. Cancer - https://www.p65warnings.ca.gov/.
2.1 Classification of the substance or mixture
Category 2 Serious Eye Damage/Eye Irritation Category 2 Carcinogenicity Category 1B Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system, Central nervous system (CNS). Label Elements Signal Word
