Hopsteiner Hop Oils
The use of hop oils provides significant advantages with regard to achieving a consistent hop aroma in beer. There are three types of hop oils available: Type Dry, Type Noble and Type Noble Plus with the Type Dry product having the added benefit that it can be produced from specific hop varieties.
Our hop oils are produced by distillation and a subsequent fractionation by CO2. Basically they can be distinguished by their concentrations of terpenes (like myrcene, humulene, caryophyllene etc.) and terpene alcohols (like linalool).
The composition of the main components in the three types of hop oils is as follows (EBC 7.12) ...
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Source
Simon H. Steiner, Hopfen, GmbH, Mainburg, Germany