EPA Method 525 - Perchlorinates Back Catalog number: 30029 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 32921 2-Methylnaphthalene Price on request 673440 Simazine, 10.0 µg/ml, Acetonitrile, 10ml Price on request 2777.10-100-CY Heptachlor-endo-epoxide (trans-), 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1024-57-3 Price on request