Modified 525.2 Pesticide Standard #1 Back Catalog number: 31006 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71213 Methyl chloroformate Price on request C177605 Carboxin Sulfoxide, 50mg Price on request P287595-50MG Perfluorobutylphosphonic Acid, 50mg Price on request