Method 429 Native PAH Stock Solution, 1.2ml, isooctane Back Catalog number: L429-PAR Manufacturer: Wellington Laboratories Availability: 1 week 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 678657 Fentin hydroxide, 250mg Price on request 683853 Sulfosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request