Alcohol Mix 2, 20mg/ml in water, 1ml Back Catalog number: 91701 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended HPCHLOR-XEP Heptachlor-exo-epoxide (isomer B), 1.2mL x 100ug/mL, nonane Price on request 11749.12-100-IO 2,2',4,4',5,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 58133 Arsenic (As) Price on request