Heptachlor, 1.2mL x 100ug/mL, nonane Back Catalog number: HPCHLOR Manufacturer: Wellington Laboratories Availability: In the manufacturer's stock Price on request - + Recommended L20011800IO PCB No. 118, 10µg/mL in Isooctane, 10ml Price on request EPA-8280ISB Additional Internal Standard Solution, 1.2ml, toluene Price on request 11681.12-100-IO 3,3',5-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request