Medical Marijuana Heavy Metals Calibration Back Catalog number: 50712 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X23145200CY Chloroparaffin C14-C17 52% Cl, 100µg/ml in CY, 10ml Price on request 679355 Dipentyl phthalate, 250mg Price on request 1300.6-5ML Benzene, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 71-43-2 Price on request