EPA Method 525.2 - 526 Internal Standard Back Catalog number: 91297 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11106.14-10MG Decabromodibenzyl ether,neat,neat,10mg, Price on request 682038 alpha-Zearalenol, 10.0 µg/ml, Acetonitrile, 1ml Price on request 71707 Benzaldehyde Price on request