Supplemental PAH Standard Back Catalog number: 94193 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4422-40-4.5PEX5 ISO 9377-2 MOD Extraction Solvent Stock Solution II 40µg/mL of each Units: 1x100mL and 5x100mL extraction solvent stock solution n-Heptane 40mg n-Tetracontane 40mg Pentane Add to 1000mL Price on request 90803 Cyclohexanone Price on request 680622 2,2,4-Trimethyl-1,3-pentanediol diisobutyrate, 1ml Price on request