hTSH
Thyrotropin Lyophilized solid. Native, human thyroid stimulating hormone from pituitary gland. Glycoprotein hormone that exerts mild, continuous stimulation on the thyroid, resulting in maintenance of activity. Its secretion is inhibited by Somatostatin. Biological activity: Immunopotency: ≥6 IU/mg (WHO 1st IRP 68/38).. Purity: ≥95% by weight. Contaminants: hLH: ≤0.3% by weight; hGH, hFSH: ≤0.2% each by weight; hPRL: ≤0.1% by weight. Prepared from tissue of individuals that have been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV. RTECS XP3581600, CAS 9002-71-5. Merck Index: 14, 9414
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