EPA Method 630/630.1 Stock Solution #1 Back Catalog number: 40024 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79043 Azobenzene Price on request 675713 Pyraflufen-ethyl, 10.0 µg/ml, Acetonitrile, 10ml Price on request 94798 4-Bromochlorobenzene, 20mg/ml in MeOH, 1ml Price on request