Butane Honey Oil Laboratories

Class Code: 
C115
Subject Area: 
C - Chemistry Program
Class Location: 
California Criminalistics Institute/ Rancho Cordova
Class Description: 

This one day (six hour) class will present information on butane honey oil (BHO) laboratories. The class will discuss what is BHO, facts regarding BHO lab investigations, explosions, and BHO trends. The instructors will discuss the extraction methods, including closed loop systems, and will have displays of paraphernalia commonly found in laboratories. The class will discuss safety precautions that should be taken at a BHO laboratory. The instructors will share their experience in what is needed for successful prosecution of BHO labs, including evidence collection.

Other topics include:

Why concentrated cannabis?
Chemical properties and purity/polarity of solvents
Kief hash
Bubble hash
Pollen extractors
Rosin technique and extractors
Isopropyl Alcohol labs
Hexane labs
Propane labs
Butane labs (open blasting and closed loop systems)
Winterization
Rotary evaporators
Smoking hash oil and vape pens
Butane disposal
Butane recovery
Butane burn-off
Butane recovery pumps
Butane lab explosions
CO2 extraction
Apex systems
Soxhlet labs
Fractional distillation
Wiped film short path evaporator distillation

Instructor: 
Detective Douglas Patterson, Special Enforcement Unit/Marijuana Unit, Butte County Sheriffs’ Office; Detective David Ennis, Special Enforcement Unit/Marijuana Unit, Butte County Sheriffs’ Office
Teaching Methods: 
Lecture based class, no practical lab exercises
Course Contact: 
John Jang (916)464-5594
More Information: 

Schedule of Classes:


No classes are scheduled at this time.

Back To Top