Method 1613 Clean-up Standard, 8ng/ml in Nonane, 20ml Back Catalog number: EDF-6999-10X Availability: In the manufacturer's stock Price on request - + Recommended MAHCH a-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane Price on request 11753.12-100-IO 2,3,3',4',5,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 679808 Sulfadiazine, 100 µg/ml, Methanol, 1ml Price on request