Base/Neutral & Acid Surrogate Standard Back Catalog number: 25015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9330.8-100MG N-Nitrosodiisobutylamine, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 997-95-5 Price on request L-PFHXS Sodium perfluoro-1-hexanesulfonate, 1.2ml x 50ug/ml, methanol Price on request BRP-4 4-Bromophenol, 1.2ml x 100ug/ml, toluene Price on request