1,2-Butanediol, certified, 0.25g Back Catalog number: C10861290 Availability: In the manufacturer's stock Price on request - + Recommended 15218.21-K-AN 9(R)-Hexahydrocannabinol, 1000µg/ml in Acetonitrile, 1ml Price on request 59171 Calibration Standard Price on request 59390 Cations Mix Price on request