Internal & Surrogate Standard 8260B Back Catalog number: 97179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672894 Chlorbenside, 100mg Price on request 11989.20-K-ME 2-(1-Hydroxypropyl)promazine,1000 µg/mL,MeOH,1mL, Price on request 681809 Valifenalate, 100 µg/ml, Acetonitrile, 1ml Price on request