PCB Congeners - Loamy Sand, 50g Back Catalog number: RTC-CRM962 Availability: In the manufacturer's stock Price on request - + Recommended 4M193 2,3,3',4',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request B433852 Bis(2-ethylhexyl) Phthalate-d4, 10mg Price on request 83559 m-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml Price on request