Heptachlor, 1.2mL x 100ug/mL, nonane Back Catalog number: HPCHLOR Manufacturer: Wellington Laboratories Availability: In the manufacturer's stock Price on request - + Recommended 79896 Hexamethylenetetramine Price on request S-4770-ASS-10T Custom mix of thiophenes,two components in toluene: 0938.8 Benzothiophene 0.2mg/mL 0884.12 Dibenzothiophene 0.4mg/mL Price on request 53081 Instrument Standard 5 Price on request