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 79690 Tetracycline Price on request 8601.30 5 alpha(H),17 alpha(H),20R,24S-3ß-Acetoxy-24-methylcholest-8(14)-ene, , Solvent-, Unit , # of units-, Cas.no. Price on request 71002 2,3,4-Trimethylpentane Price on request