EPA Method 526 Surrogate Standard Back Catalog number: 93187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678361 2-Chloropropane, 1ml Price on request DF-A10-CSL Extended Calibration/Low Level Solution, 200ul, nonane Price on request L13120000IO Endosulfan (alpha + beta), 10µg/mL in IO, 10ml Price on request