Trimethoprim, >99%, 1g Back Catalog number: 92131-1G Availability: In the manufacturer's stock Price on request - + Recommended 1742.14-K-IO 10,11-Dihydro-5H-dibenz[b,f]-azepine (Iminodibenzyl), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 494-19-9 Price on request S-4992-10-IO Hopane and Sterane Biomar Mix, 10µg/ml in IO, 1ml Price on request 10520.10-K-AN (±)-Nicotine-2,4,5,6-d4 (pyridine-d4),1000 µg/mL,acetonitrile,1mL, Price on request