alpha-HCH, 100 µg/ml, Methanol, 1ml Back Catalog number: 680442 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 12171.3-2K-ME Acetone-2-13C,2000 µg/mL,MeOH,1mL, Price on request 1124.18-200-T Benzo[1,2-b;4,5-b']bisbenzofuran, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 208-37-7 Price on request X9142 3-Nitroaniline Price on request