EPA Method 8141 Surrogate Standard Back Catalog number: 92387 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA10332100AC Atrazine-desisopropyl D5 (ethylamino D5), 100µg/ml in Acetone, 1ml Price on request 679467 beta-Endosulfan, 100 µg/ml, Methanol, 1ml Price on request 680401 PCB 153, 10.0 µg/ml, Isooctane, 10ml Price on request