EPA Method 508 Pesticide Standard Back Catalog number: 92949 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended TBBA 2,3,4,5-Tetrabromobenzoic acid, 1.2ml x 50ug/ml, methanol Price on request 672840 Dicloran, 250mg Price on request 71565 Dinoseb-PFB derivative Price on request