2,3,3',4',5,6-Hexachlorobiphenyl Back Catalog number: 66163 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50222 Conductance @ 20°C [50 µmho/cm] Price on request 677728 Catechol, 500mg Price on request 72705 Thifensulfuron-methyl, 1000µg/ml in Acetone, 1ml Price on request