PCB Congeners & Hexachlorobenzene Mix #5 Back Catalog number: 95454 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0980.28-100-IO d4 C28 alpha alpha alpha (20R)/C29 alpha alpha alpha (20R)-Methyl/Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 1268.8-1ML Ethylbenzene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 100-41-4 Price on request 70001 Base/Neutrals Extractables Mix #1 - MISA Price on request