Phthalic acid, bis-4-methyl-2-pentyl ester, 100mg Back Catalog number: C16174700 Availability: In the manufacturer's stock Price on request - + Recommended PCB-ISS-H Mass-Labelled PCB Internal/Recovery Standards, 1.2ml, nonane Price on request 678498 Quinalphos, 100 µg/ml, Acetonitrile, 1ml Price on request 54173 Total Iron (Fe II and Fe III) Price on request