(+/-)-11-NOR-9-CARBOXY-DELTA9-THC;11-NOR-DELTA(9)-TETRAHYDROCANNABINOL-9-CARBOXYLIC ACID;11-CARBOXY-DELTA(9)-TETRAHYDROCANNABINOL;11-nor-9-carboxy-delta9-tetrahydrocannabinol;Methanol(test (±)-11-Nor-9-Carboxy-delta-9-THC,100ug/mL);(±)-11-nor-9-Carboxy-δ9-THC (Racemic mixture - not to be used for immunoassay);DL-11-NOR-9-CARBOXY-DELTA 9