Doxepin hydrochloride (cis+trans) Back Catalog number: 9400.19-K-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended D438510 N,N-Dicyclohexylmethylamine, 5g Price on request 9022.4-100-AN 1,4-Dinitrosopiperazine-d8, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 69340-07-4 Price on request 30109 EPA Method 552.2 - Surrogate Standard Price on request