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ETHYL MERCAPTAN

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ETHYL MERCAPTAN
ETHYL MERCAPTAN
Product Description

ETHYLMERCAPTAN

C2H5SH 

 

•CAS : 75-08-1

•EINECS : 200-837-3 


MAIN PROPERTIES 

SPECIFICATIONS VALUES METHODS 

Appearance Clear liquid Visual

Purity (wt %) ≥ 99.3 TIO FT 18* / SOP QC - 080 e** 

Colour (APHA)


≤ 40


TIO MA 102* / SOP QC - 082 e**

Cloud point (°C) ≤ - 29 °C / ≤ - 20 °F TIO MA 101* / SOP QC - 081 e** 


* Lacq Methods  -  ** Rotterdam Methods  


The above commercial specifications are guaranteed ; they were established using the test methods which were in force at the plant at the time of despatch of the product,

and are in accordance with any applicable revision references. 


 

USES 

Ethylmercaptan is a volatile and harmful liquid with a strong odour, highly flammable and dangerous for the environment.

- Ethylmercaptan is a thioethylation agent used to manufacture numerous organic compounds, mainly pesticides, such

as ethylthio-carbamates, thiophosphates, aromatic thioethylated compounds.

- Alone or blended with other organic sulphur compounds, ethylmercaptan is used as an odorant for liquefied

petroleum gas and natural gas. 

 - Olfactory threshold : 0.4 ppb.



 

PACKAGING 

EM can be delivered in various packaging.

 

Drums : 216 L loaded with 160 kg - 4 drums on pallet

Low Pressure SBC : 1100 L  loaded with 850 kg

 : 2500 L  loaded with 1900 kg

Bulk isocontainers  : from 15 t to 18 t

 


 

STORAGE / SAFETY / PRECAUTIONS DURING USE / HANDLING 

Please refer to the safety data sheet before any use 


PHYSICAL DATA 

Density kg/m3  (20 °C) : 839

Viscosity (20 °C) : 0.293 mPa.s

Flash point (closed cup) Standard ASTM D 3278 : - 45 °C

Vapour pressure (15 °C) : 470 hPa

Boiling point : 35 °C

Melting point : - 148 °C

Decomposition temperature : 425 °C

Autoignition temperature (volume in air) : 300 °C

Lower explosive limit (volume in air) : 2.8 %

Upper explosive limit (volume in air) : 18 % 



 

SOLUBILITY 

 Ethylmercaptan is slightly soluble in water (8000 ppm at 20 °C = 6.8 g/l) but is totally soluble in light alcohols, ethers and

hydrocarbons.




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