Surrogate Standard Back Catalog number: 95536 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98528 5-Nitro-o-toluidine Price on request 96494 Hydromorphone Price on request 2516.16-100-ME Acetylsalicylsalicylic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 530-75-6 Price on request