EPA Method 537 Analyte Primary Dilution Standard, 2000ng/ml in MeOH, 1,2ml Back Catalog number: EPA-537PDSL-R1 Availability: In the manufacturer's stock Price on request - + Recommended 11760.12-100-IO 2,2',3,3',5,6,6'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 10976.6-K-AN o-Toluidine-d9,1000 µg/mL,acetonitrile,1mL, Price on request E917300 Ethylenebistetrabromophthalimide, 500mg Price on request