for qualitative measurementsalpha-Pinene (2% w/v in Ethanol). 2 mL Myrcene (2% w/v in Chloroform) . 2 mL beta-Pinene (2% w/v in Ethanol) . 2 mL alpha-Terpineol (2% w/v in Ethanol) . 2 mL Fenchone (2% w/v in Ethanol) . 2 mL Citronellol (2% w/v in Ethanol)