EPA Method 627 - Analytes Back Catalog number: 40022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11009.22-100MG Diisoheptyl phthalate (mixture of C7 isomers),neat,neat,100mg, Price on request 57190 Thorium (Th) Price on request 3249.18-K-IO 10-trans,12-cis-Octadecadienoic acid (10tr), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2420-56-6 Price on request