EPA Method 508 Pesticide Standard Back Catalog number: 92949 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679344 Lamotrigine, 10mg Price on request 66029 PCB No. 29, 100µg/ml in Isooctane, 1ml Price on request 677421 1-Naphthol-4-sulfonic acid, 10mg Price on request