EPA Method 552.2 - Surrogate Standard Back Catalog number: 30108 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 692993 13C6-Amoxicillin, 100µg/ml in Acetonitrile, 1ml Price on request 59139A Multi-Element ICP Standard Price on request 3514.8-100-AN Thionazin-O-analog Price on request