EPA Method 525.2 Standard Back Catalog number: 92694 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71938 Stearic acid butyl ester Price on request L20010500IO PCB No. 105, 10µg/mL in Isooctane, 10ml Price on request 675332 Ethion, 10.0 µg/ml, Cyclohexane, 10ml Price on request