525 Internal Standard Back Catalog number: 94212 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10645.18-50-DRIED Seneciophylline Price on request 2437.19-K-IO 2-n-Dodecyl-p-cresol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25912-91-8 Price on request 92267 Surrogates Price on request