EPA Method 526 Surrogate Standard Back Catalog number: 93187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15100-0560R-100CY PCB 209, 100µg/ml in Cyclohexane, 5ml Price on request 30085 EPA Method 507/525 Analytes Mix #4 Price on request 10982.9-50MG (±)-Vanillomandelic acid-d3,neat,neat,50mg, Price on request