Phthalic acid, 250mg Back Catalog number: 676573 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3732.12-100-IO 4,4'-Dichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 2050-68-2 Price on request 1658.9-K-IO 1,1,1,3,8,9-Hexachlorononane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-21-4 Price on request 8863.5-K-IO 2-Methylthiopyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request