VPH Primary Calibration Rev 1.1 Back Catalog number: 97386 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674033 Fluometuron-desmethyl, 10.0 µg/ml, Methanol, 10m Price on request 675274 Pyriproxyfen, 100mg Price on request DF-SS-A20 Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 20ng/ml, nonane Price on request