Sudan 1, certified, 0.25g Back Catalog number: C16986101 Availability: In the manufacturer's stock Price on request - + Recommended 0484.16-200-T Benzo[b]naphtho[2,3-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-46-9 Price on request 11771.12-100-IO 2,2',3,3',4,5,6,6'-Octachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 59890 Anions Mix Price on request