Tuning Solution Low Concentration Back Catalog number: 50442 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10414.4-K-ME Sodium DL-2-hydroxybutyrate Price on request 2193.8-50-ME Perfluorooctane sulfonic acid, potassium salt,50 µg/mL,MeOH,1mL, Price on request 3874.3-10K-ME 3-Chloro-1,2-propane-d5-diol,10000 µg/mL,MeOH,1mL, Price on request