2-Perfluorobutyl ethanol (4:2 FTOH), 50µg/ml in MeOH, 1,2ml Back Catalog number: FBET Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended S-4503-20K-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 0888.13-500-IO 2-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13963-35-4 Price on request 22003 EPA Method 8240A Internal Standard Price on request