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 98628 624B Internal / Surrogate Standard Price on request 79223 Prometryne Price on request 1973.12-50-IO 2,2',3,4,4',5',6-Heptabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 207122-16-5 Price on request