Multi-Element Internal Standard Back Catalog number: 50160 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82448 USE PN 31196 Price on request 57239 Yttrium (Y) Price on request 2526.9-100MG 4-Acetylbenzoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 586-89-0 Price on request