Hopzoil - Columbus (CTZ)**

Aroma Profile:
CTZ  (also referred to as either Columbus, Tomahawk or Zues) is mosty often referred to as a bittering hop. 

It has a very high fresh oil content. Specific oil Descriptors include black pepper, licorice, curry and subtle citrus.
Sharp and herbal, it has a surprisingly pleasant aroma. 

The "4ml at 25% dilution" is 25% Hops Oil (total 1 ml) in an Ethanol dilution.