Base/Neutral & Acid Surrogate Standard Back Catalog number: 25015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1446.14-K-IO 4-tert-Octylphenol, 1000µg/ml in Isooctane, 1ml Price on request 9417.17-10MG Venlafaxine hydrochloride,neat,neat,10mg Price on request 9128.18-100-ME Triphenyltin-d15 chloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 358731-94-9 Price on request