2-Mercaptoethanol

Merck Life Science UK Limited

Revision date : 2025-09-28

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GHS09 GHS06 GHS08
Health risk rating 5
Safety risk rating 1
Environmental risk rating 5

General Information

Version

6.18

Revision date

2025-09-28

Product name

2-Mercaptoethanol

CAS No.

60-24-2

REACH No

01-2119517582-41-XXXX

Emergency telephone

+44 (0)870 8200418

Icons in SDS

GHS06 GHS08 GHS09 M004 M009

Company Information

company name

Merck Life Science UK Limited

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

TechnicalService@merckgroup.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H301, H301+H331, H310, H315, H317, H318, H331, H361f, H373, H400, H410, H411

Hazard statements

Code

Statements

H301

Toxic if swallowed

Section 2

SECTION 2: Hazards identification

Labelling according Regulation (EC) No 1272/2008 as amended by GB-CLP Classification of the substance or mixture

Signal word

Danger Danger

Hazard statements

H301 + H331 Toxic if swallowed or if inhaled. H310 Fatal in contact with skin. H315 Causes skin irritation. H317 May cause an allergic skin reaction. H318 Causes serious eye damage. H361f Suspected of damaging fertility. H373 May cause damage to organs (Liver, Heart) through prolonged or repeated exposure if swallowed. H410 Very toxic to aquatic life with long lasting effects. Reduced Labelling (<= 125 ml) H310 Fatal in contact with skin. H317 May cause an allergic skin reaction. H318 Causes serious eye damage. H361f Suspected of damaging fertility. H301 + H331 Toxic if swallowed or if inhaled.

Precautionary statements

P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. P302 + P352 + P310 IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/ doctor. P304 + P340 + P311 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. P302 + P352 + P310 IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/ doctor. P304 + P340 + P311 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Supplemental label elements

none none

2.3 Other hazards

This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

ECOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

TOXICOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher. Stench. Stench., Rapidly absorbed through skin.

2.1 Classification of the substance or mixture

Classification according to Regulation (EC) No 1272/2008 as amended by GB-CLP Regulation, UK SI 2019/720, and UK SI 2020/1567 Acute toxicity, (Category 3) H301: Toxic if swallowed. Acute toxicity, (Category 3) H331: Toxic if inhaled. Acute toxicity, (Category 2) H310: Fatal in contact with skin. Skin irritation, (Category 2) H315: Causes skin irritation. Serious eye damage, (Category H318: Causes serious eye damage. 1) Skin sensitisation, (Sub-category H317: May cause an allergic skin reaction. 1A) Reproductive toxicity, (Category H361f: Suspected of damaging fertility. 2) Specific target organ toxicity - H373: May cause damage to organs repeated exposure, (Category 2), through prolonged or repeated exposure if Liver, Heart swallowed. Short-term (acute) aquatic H400: Very toxic to aquatic life. hazard, (Category 1) Long-term (chronic) aquatic H411: Toxic to aquatic life with long lasting hazard, (Category 2) effects.

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