Ammonium dihydrogen phosphate Modifier Back Catalog number: 53005 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11735.12-100-IO 2,2',3,3',5,5'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 94216 Pesticide/Biphenyl Standard Price on request S-4503-300-25LW 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