L-Threonine, USP, JP, bioCERTIFIED (TM), 1 kg  is an amino acid, a chemical building block that makes proteins, and is bioCERTIFIED™ for biopharmaceutical production and for cell culture. L-Threonine, USP, EP, BP, bioCERTIFIED™ products are manufactured, packaged and stored…