PSA-GCB-Mix 6 Back Catalog number: 674998 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-H Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 97501 Carbamate Standard Price on request 3TBPDPP 3-tert-Butylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene Price on request