Sudan 4, certified, 0.25g Back Catalog number: C16986104 Availability: In the manufacturer's stock Price on request - + Recommended 79203 Isopropyl ether Price on request 52118 EPA Method 300.0 Anions Mix A, 1000 µg/mL in Water, 1ml Price on request 3107.12-50-IO 2,2',4,5',6-Pentabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59080-39-6 Price on request