1,2-Ethanedithiol

Fisher Scientific UK

Revision date : 2026-07-07

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GHS02 GHS06
Health risk rating 4
Safety risk rating 2
Environmental risk rating 1

General Information

Version

ACR11785

Revision date

2026-07-07

Product name

1,2-Ethanedithiol

Product Synonyms

Dithioethyleneglycol

CAS No.

540-63-6

supplier name

Fisher Scientific UK

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

GHS02 GHS06 M004 M009 M010 M011 M013 M017

Company Information

company name

Fisher Scientific UK

e-mail address of the competent person responsible for the Safety Data Sheet

begel.sdsdesk@thermofisher.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H226, H301, H310+H330

Hazard statements

Code

Statements

H226

Flammable liquid and vapour

Section 2

SECTION 2: Hazards identification

Physical State

Appearance/Odor

Liquid Colorless Stench Emergency Overview Flammable liquid and vapor. Toxic if swallowed. Fatal in contact with skin. Fatal if inhaled. Air sensitive. Stench. Classification of the substance or mixture Flammable liquids Category 3 Acute Oral Toxicity Category 3 Acute Dermal Toxicity Category 2 Acute Inhalation Toxicity - Vapors Category 2 Label Elements

Signal word

Danger Hazard Statements H226 - Flammable liquid and vapor H301 - Toxic if swallowed H310 + H330 - Fatal in contact with skin or if inhaled

Prevention

P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking P240 - Ground and bond container and receiving equipment P241 - Use explosion-proof electrical/ ventilating/ lighting equipment P242 - Use non-sparking tools P243 - Take action to prevent static discharges P262 - Do not get in eyes, on skin, or on clothing P264 - Wash face, hands and any exposed skin thoroughly after handling P270 - Do not eat, drink or smoke when using this product P271 - Use only outdoors or in a well-ventilated area P280 - Wear protective gloves/protective clothing/eye protection/face protection P284 - Wear respiratory protection

Response

P303 + P361 + P353 - IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing P310 - Immediately call a POISON CENTER or doctor P330 - Rinse mouth P363 - Wash contaminated clothing before reuse P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish

Storage

P403 + P233 - Store in a well-ventilated place. Keep container tightly closed P405 - Store locked up

Disposal

P501 - Dispose of contents/ container to an approved waste disposal plant

Other physicochemical hazards

Flammable liquid. Vapors may cause flash fire or explosion.

Health hazards

Toxic if swallowed. Fatal in contact with skin. Fatal if inhaled.

Environmental hazards

Contains no substances known to be hazardous to the environment or not degradable in waste water treatment plants. Is not likely mobile in the environment due its low water solubility. Will likely be mobile in the environment due to its volatility. Spillage unlikely to penetrate soil. The product is insoluble and sinks in water. The product contains volatile organic compounds (VOC) which will evaporate easily from all surfaces.

2.3 Other hazards

Stench. Toxic to terrestrial vertebrates. This product does not contain any known or suspected endocrine disruptors.

2.1 Classification of the substance or mixture

Flammable liquids. Category 3 Acute Oral Toxicity Category 3 Acute Dermal Toxicity Category 2 Acute Inhalation Toxicity - Vapors

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