Cannabinoids

CBC Cannabichromene

CBCa Cannabichromene carboxylic acid

CBD Cannabidiol

CBDa Cannabidiolic Acid

CBG Cannabigerol 

CBGa Cannabigerolic Acid

CBGV Cannabigerovarin

CBGVa Cannabigerovarinic Acid

CBE Cannabielsoin 

CBL Cannabicyclol

CBN Cannabinol  (Illegal in the UK)

CBND Cannabinidiol

CBT Cannabitriol

THC or Δ9THC Delta9-Tetrahydrocannabinol   (Illegal in the UK)

Δ9THCa Delta9 Tetrahydrocannabinolic acid   (Illegal in the UK)

Δ8THC Delta8 Tetrahydrocannabinol (Illegal in the UK)

THCv Tetrahydrocannabivarin 

THCva Tetrahydrocannabivarin carboxylic acid

We suggest a visit to Wikipedia to read more:  WIKIPEDIA: CANNABINOIDS

Government Chemist Guidance Analytical Limits for Controlled Cannabinoids in Specified Products Containing Cannabidiol (CBD)

Identification of Psychoactive Degradants of Cannabidiol in Simulated Gastric and Physiological Fluid