Note: Ingredients listed on restricted chemical lists
EC/CAS
203-726-8/109-99-9
Name of the chemical
Tetrahydrofuran (618/2012)
Concentration
>=90-< >=25% >=25%
General Information
Version
6.9
Revision date
2026-07-13
Product name
Triethylphosphine solution
1.2.2. Uses advised against
For R&D use only. Not for pharmaceutical, household or other uses
Emergency telephone
+81 (0)3 4520 9637
Icons in SDS
Company Information
company name
Merck Ltd.
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H250, H302, H314, H318, H335, H336, H351
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Regulation (EC) No. 1272/2008 Classification of the substance or mixture
Signal word
Danger Danger
Hazard statements
H225 Highly flammable liquid and vapour. H250 Catches fire spontaneously if exposed to air. H302 Harmful if swallowed. H314 Causes severe skin burns and eye damage. H335 May cause respiratory irritation. H336 May cause drowsiness or dizziness. H351 Suspected of causing cancer. H250 Catches fire spontaneously if exposed to air. H351 Suspected of causing cancer. H314 Causes severe skin burns and eye damage.
Supplemental label elements
EUH019 May form explosive peroxides. EUH019 May form explosive peroxides.
Precautionary statements
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P231 + P232 Handle and store contents under inert gas. Protect from moisture. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P231 + P232 Handle and store contents under inert gas. Protect from moisture. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Response
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Hazardous Ingredients
Tetrahydrofuran triethylphosphine Reduced Labelling (<= 125 ml)
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.
2.1 Classification of the substance or mixture
Classification (REGULATION (EC) No 1272/2008) Flammable liquids, Category 2 H225: Highly flammable liquid and vapour. Pyrophoric liquids, Category 1 H250: Catches fire spontaneously if exposed to air. Acute toxicity, Category 4 H302: Harmful if swallowed. Skin corrosion, Sub-category 1B H314: Causes severe skin burns and eye damage. Serious eye damage, Category 1 H318: Causes serious eye damage. Carcinogenicity, Category 2 H351: Suspected of causing cancer. Specific target organ toxicity - H335: May cause respiratory irritation. single exposure, Category 3, Respiratory system Specific target organ toxicity - H336: May cause drowsiness or dizziness. single exposure, Category 3, Central nervous system