EPA Method 8330 Analyte Back Catalog number: 79069 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4504-1-25HW Phosphorous Standards Phosphorus in Heavy White Mineral Oil, 70Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request 1102.13-K-IO 2-Methyldibenzofuran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7320-51-6 Price on request 72327 1,5-Diaminonaphthalene Price on request