VPH Primary Calibration Rev 1.1 Back Catalog number: 51167 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9508.7-100-AN DNOC-d3, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1219804-69-9 Price on request 72494 2-Chlorophenoxyacetic acid Price on request 70326 1-Acetyl-2-thiourea Price on request