VPH Primary Calibration Rev 1.1 Back Catalog number: 97386 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71885 Di-n-propyl phthalate Price on request DPMA Dechlorane Plus® Mono adduct, 1.2ml x 50ug/ml, toluene Price on request 682118 Fluralaner, 10.0 µg/ml, Acetonitrile, 10ml Price on request