MA - EPH Matrix Spike Back Catalog number: 92113 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2974.14-100-IO Trifluralin-d14 (di-n-propyl-d14), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 347841-79-6 Price on request GA09011134LM Benzidine D8, 500µg/mL in Acetonitrile:Methanol, 1ml Price on request 677592 Captafol, 100 µg/ml, Cyclohexane, 1ml Price on request