EPA Method 1657 Analytes Back Catalog number: 31784 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59991 IC Anions Mix Price on request 1713.14-100MG 4-Heptylcyclohexanecarboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 38792-94-8 Price on request S-12206M1-1ML Imidacloprid, 100µg/ml in methanol, 1ml Price on request