Surrogate Standard Back Catalog number: 36003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA16085500CY Phorate-oxon-sulfone, 100µg/mL in Cyclohexane, 1ml Price on request 677966 Azinphos-ethyl, 100 µg/ml, Toluene, 1ml Price on request 97924 Endothall & DCAA Price on request