Internal & Surrogate Standard 8260B Back Catalog number: 96719 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2234.17-5MG Aflatoxin B2, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 7220-81-7 Price on request 10989.18-10MG Orphenadrine hydrochloride,neat,neat,10mg, Price on request 70226 3-Nitroaniline Price on request