Internal Standard Solution, 1.2ml, nonane Back Catalog number: WP-ISS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 66028 2,4,4’-Trichlorobiphenyl (28) Price on request 3604.12-100-IO 2,2',3,3',4,4',5,6,6'-Nonachlorobiphenyl, 100 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 52663-79-3 Price on request 680390 D14-Methoxychlor, 10mg Price on request