BTEX Standard Back Catalog number: 92998 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681259 Hippuric acid, 100mg Price on request 0212.18-200-T Chrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 218-01-9 Price on request 675483 Tetramisole hydrochloride, 100mg Price on request