PCB Congeners Back Catalog number: 94990 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70473 Disulfoton sulfoxide Price on request 12055.8-K-ME Tetrahydro-5-methyl-2-furanMeOH,1000 µg/mL,MeOH,1mL Price on request 679825 Tylosin, 100 µg/ml, Methanol, 1ml Price on request