Metals Calibration Standard Back Catalog number: 50096 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2804.24-K-ME Medroxyprogesterone acetate,1000 µg/mL,MeOH,1mL, Price on request 11699.12-100-IO 2,3,4',6-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 20139 Method 1618 Organophosphorus Pesticide Mix “C” Price on request