CLP Semi-Volatile Internal Standard Back Catalog number: 11009 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66034 2’,3,5-Trichlorobiphenyl Price on request 71809 Isobutyric acid Price on request 11738.12-100-IO 2,2',3,3',6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request