L-Histidine Back Catalog number: 72181 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94204 Semi-Volatile Extended List Price on request 50151 Phenylarsine oxide Standard Price on request 18000-0246D-100ME Clarithromycin-d3, 100µg/ml in MeOH, 1ml Price on request