D6-alpha-HCH, 100 µg/ml, Cyclohexane, 1ml Back Catalog number: 677653 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-B Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 1169.16-K-IO 2,2,4,4,5,5,7,7-Octamethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5171-85-7 Price on request 50820 Color Price on request