PCB No. 21, 100µg/ml in Isooctane, 1ml Back Catalog number: 66021 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-138-S 1,3,8-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 8724.8-K-IO Dimethyl adipate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 627-91-8 Price on request 58080 Mercury (Hg) Price on request