L-THYROXINE (RING-13C12, 99%) CP 97%…

L-METHIONINE (13C5, 99%)…

D-FRUCTOSE-1,6-BISPHOSPHATE, SODIUM SALT HYDRATE (U…

D-GALACTOSE-1-PHOSPHATE, DIPOTASSIUM SALT (1-13C, 9…

D-MANNOSE (5-13C, 99%)…

D-MANNOSE (3-13C, 99%)…

D-XYLOSE (4-13C, 99%)…

3-BROMO-L-TYROSINE (RING-13C6, 99%)…

4-ANDROSTENE-3,17-DIONE (2,3,4-13C3,98%) 100 UG/ML …

CHOLESTEROL (2,3,4-13C3,98%) 100 UG/ML IN ETHANOL…