3,3´-Dimethoxybenzidine, certified, 0.1g Back Catalog number: C12721000 Availability: In the manufacturer's stock Price on request - + Recommended 10278.12-100-ME (±)-Sotalol-d7 hydrochloride (isopropyl-d7),100 µg/mL,MeOH,1mL, Price on request 54243 Total Organic Halides (TOX) Price on request S-4581-50-IOX10 Custom PAH Syringe Standard Mix 10x1mL Each 50µg/mL in isooctane 1087.18: Benz[a]antracene-d12 1349.20: Benzo[k]fluoranthene-d12 1086.12: Biphenyl-d10 1537.18: p-terphenyl-d14 Price on request