This liquid protein, Human Galactokinase 2 Recombinant Protein C-6 His Tag, is produced in Human Cells by Innovative Research. It's supplied as a 0.2 um filtered solution, buffered in 20mM PB, 150mM NaCl, pH 7.4. It's recommended to maintain a concentration of at least 100UG/ml. This product boasts a purity of over 95%, as confirmed by reducing SDS-PAGE, and has an endotoxin level below 0.1 ng/ug (1 IEU/ug), as determined by the LAL test.