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 71239 1-Naphthol Price on request S-4318-K-T Nitro-PAH mixture 0043,18 7-Nitrobenz[a]anthracene [20268-51-3] 0044,22 7-Nitrodibenz[a,h]anthracene [63041-91-8] 1127,17 3-Nitrobenzanthrone [-] 0049,20 6-Nitrobenzo[a]pyrene [63041-90-7] 0017,18 6-Nitrochrysene [7496-02-8] 00 Price on request 672888 Tetramethrin, 250mg Price on request