About the Authors

Stephen Frink

Contributed equally to this work with: Stephen Frink, Olivera Marjanovic, Phoi Tran

Roles Conceptualization, Investigation, Methodology, Writing – original draft

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Olivera Marjanovic

Contributed equally to this work with: Stephen Frink, Olivera Marjanovic, Phoi Tran

Roles Conceptualization, Investigation, Methodology, Writing – original draft

gordon.vrdoljak@cannabis.ca.gov (GV); olivera.marjanovic@cannabis.ca.gov (OM)

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Phoi Tran

Contributed equally to this work with: Stephen Frink, Olivera Marjanovic, Phoi Tran

Roles Conceptualization, Investigation, Methodology, Resources, Writing – original draft

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Yun Wang

Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Weihong Guo

Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Noahie Encarnacion

Roles Investigation

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Donelle Alcantara

Roles Investigation

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Bahman Moezzi

Roles Supervision

Affiliation Food and Drug Laboratory Branch, California Department of Public Health, Richmond, California, United States of America

Gordon Vrdoljak

Roles Project administration, Resources, Supervision, Writing – original draft

gordon.vrdoljak@cannabis.ca.gov (GV); olivera.marjanovic@cannabis.ca.gov (OM)

Affiliation Cannabis Testing Laboratory Branch, California Department of Cannabis Control, Richmond, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.