Enjoy the “Petrichor” smell of OQEMA’s Geosmin

Geosmin (FEMA# 4682, CAS# 23333-91-7) has a distinct earthy or musty odor.

Geosmin is responsible for the earthy taste of root vegetables and a contributor to the strong scent - “Petrichor” that occurs in the air when rain falls after a dry spell of weather or when soil is disturbed. In chemical terms, it is a bicyclic alcohol with formula C12H22O, a derivative of Decalin. Its name is derived from Ancient Greek.  

The odor detection threshold of Geosmin is very low, ranging from 0.​006 to 0.​01 micrograms per liter in water. Substant­ivity: 68 hours @ 100 %.

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