Normally walnut shell removes ...
Published by Ademar Cesar Ferreira, H2O Engenharia Ltda - General Director
Normally walnut shell removes some dissolved hydrocarbons. As probably you know oil analysis uses a solvent that extracts organics that are soluble on it. So, if you are using n-hexane to analyse oil all hydrocarbons that are extracted with oil will be included in your analytical result.