California Gas Additive Standard Back Catalog number: 92718 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53045 Calibration Standard Mix 3 Price on request 10157.4-1G Sodium DL-3-hydroxybutyrate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 150-83-4 Price on request 10278.12-100-ME (±)-Sotalol-d7 hydrochloride (isopropyl-d7),100 µg/mL,MeOH,1mL, Price on request