Pfanstiehl Galactose High Purity, Low Endotoxin, Low Metals is a multi-compendial carbohydrate that has been utilized as chemically defined component to optimize protein production while mitigating lactate and ammonia formation. Pfanstiehl Galactose has been specifically designed and formulated to remove impurities such as endotoxin, trace metals, and nitrosamines. Manufactured in the USA under ICH-Q7 cGMP conditions, Pfanstiehl Galactose meets parenteral (injectable) excipient grade standards, making it ideal as a bioprocessing feed. Pfanstiehl Galactose is available as USP-NF (National Formulary) EP (European Pharmacopoeia), and BP (British Pharmacopeia) . Compendial, U.S.P. , cGMP , pharmaceutical grade .