Multi-Element Internal Standard Back Catalog number: 50160 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9353.10-100MG (S)-(-)-Cotinine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 486-56-6 Price on request 676484 Trimethylolpropane tris[3-(2-methylaziridin-1-yl)p Price on request 71602 2-(2-Aminoethoxy)ethanol Price on request