1-(2,4,5-Trihydroxyphenyl)butan-1-one, 50mg Back Catalog number: 677515 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4503-750-25LW 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 PAH-LCS-B PAH Labelled Compound Solution, 1.2ml, isooctane Price on request 71276 2-Ethoxyethyl acetate Price on request