Interference Standards Set Back Catalog number: 52038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673073 Doxepin hydrochloride, 100mg Price on request 3751.6-100MG 1,2,3,5-Tetrachlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 634-90-2 Price on request 1499.13-K-IO 4-Methyldodecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6117-97-1 Price on request