Phthalic acid, 250mg Back Catalog number: 676573 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DPE-74 2,4,4',5-Tetrachlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 681222 Formothion, 100 µg/ml, Ethyl acetate, 1ml Price on request 1534.20-K-TX5 Perylene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1520-96-3 Price on request