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 8975.47-100-ME 3-Chloro-1,2-propandiol-dierucidate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 10305.22-50-AN JWH-072-N-carboxy Price on request 678985 Buturon, 100 µg/ml, Acetonitrile, 1ml Price on request