ASTM D-4815 Internal Standard Back Catalog number: 51072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-13155A1-1ML Pyridate, 100µg/ml in Acetonitrile, 1ml Price on request 1684.17-10MG Benzanthrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 82-05-3 Price on request 677118 (-)-Epicatechin-3-gallate, 10mg Price on request