Isobutanol Back Catalog number: X9121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 42001 EPA Method 601 Analytes, 2000µg/ml in MeOH, 1ml Price on request 9991.52-10-ME Microcystin YR, 10µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 101064-48-6 Price on request 70725 Leptophos Price on request