624B Internal / Surrogate Standard Back Catalog number: 98628 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82492 EPA Method 8240A Mix #2 Price on request 673950 Tioconazole, 250mg Price on request 673197 Amidosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request