EPA Method 1666 Standard #2 Back Catalog number: 82450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11687.12-100-IO 2,2',3,6'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 1295.16-200-T 7,8,9,10-Tetrahydrobenzo[b]naphtho[2,3-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 39097-15-9 Price on request 680275 D-Maltose monohydrate, 250mg Price on request