EPA Method 532 Standard Back Catalog number: 30196 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended IBPO002 Indigotine (E 132), 1g Price on request 0364.8-K-IO 3,4-Dimethylthieno[2,3-b]thiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17502-58-1 Price on request 3369.8-100-CY Dicamba Price on request