PCB 209, 100 µg/ml, Isooctane, 5ml Back Catalog number: 683677 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 72215 Niacinamide Price on request 3554.28-K-T 9,9'-Bianthracene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1055-23-8 Price on request L12082000CY 4,4´-DDT, 10µg/mL in Cyclohexane, 10ml Price on request