Solution #1 Back Catalog number: 94848 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677486 2,3,4,6-Tetrachlorophenol, 50mg Price on request 676691 Heptachlor, 100 µg/ml, Ethyl acetate, 1ml Price on request 80109 EPA Method 8010B - Surrogate Standard Price on request