EPA Method 8260B Surrogate Standard Back Catalog number: 23012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D-5836-02A-DER 2,6-TDI Derivative, 1000µg/mL in DMSO, 1ml Price on request CCZ-36 3,6-Dichloro-9H-carbazole, 1.2ml x 50ug/ml, nonane Price on request 70575 3-tert-Butyl-4-hydroxyanisole Price on request