PCB Congener Internal Standard Mix Back Catalog number: 94569 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10910.39-1MM-CF Phosphatidylethanol,1 millimol (723.5 µg/mL),chloroform,1mL Price on request 679347 Propylparaben, 250mg Price on request 513-CS1,2,3,4,5,6 Individual Calibration Solutions, 500ul, nonane Price on request