L-PFOSK with branched isomers, 1.2ml x 50ug/ml, methanol Back Catalog number: BR-PFOSK Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 53146 Method 1640Mix A Price on request 11744.12-100-IO 2,2',3,4',5,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 94437 Anthracene Price on request