Surrogate Standard Back Catalog number: 92974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11024.35-100MG Itraconazole,neat,neat,100mg, Price on request 8483.19-100-ME Metoprolol tartrate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 56392-17-7 Price on request 1513.19-50-T 11-Methylbenz[a]anthracene,50 µg/mL,toluene,1mL, Price on request