(30ng/ml drug screen for K2 (Spice)
$113.75
JWH-018, JWH-073, JWH-200, JWH-250, JWH-081, AM-2201, RCS-4 K2 metabolites)
JWH-018, JWH-073, JWH-200, JWH-250, JWH-081, AM-2201, RCS-4 K2 metabolites)
