1,2,4,5-Tetrachlorobenzene, 250mg Back Catalog number: 674749 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 52154 Continuing Calibration Verification Standard (CCV) Price on request 0793.15-K-IO 4 alpha-Methyl-1,2,3,4,9,10-hexahydrophenanthrene (cis/trans), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60795-82-6 Price on request ACQ-SE13-030 Ethanol standard in serum,1.3g/L,serum, 3mL Price on request