EPA Method 8270 Additionals Back Catalog number: 94422 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4502-2-25IO Phosphorous Standards Phosphorus in Isooctane Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request MBP-118 2,3',4,4',5-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 681821 Benzalkonium chloride Mix C10-C18, 10.0 µg/ml, Ac Price on request