EPA Method 524.3 - Surrogate Standard Back Catalog number: 95489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended E649952 Erythromycin-13C,d3, 1mg Price on request 674917 18O4-Sodium perchlorate, 100 µg/ml, Water, 1ml Price on request L20630000AL Benzo(g,h,i)perylene, 10µg/ml in Acetonitrile, 10ml Price on request