MA - EPH Matrix Spike Back Catalog number: 92113 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4503-500-25LW Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request YA14470100AL Isoproturon D6 (dimethyl D6), 1000µg/mL in Acetonitrile, 1ml Price on request 678964 Pyrene, 10 µg/ml, Cyclohexane, 10ml Price on request