H. K. Penttinen

Determination of inorganic phosphate. A method for the determination of phosphatase activity by a continuous flow system.

H. K. Penttinen, 1980, Analytical biochemistry.

Differences in Thiochrome Fluorescence Produced by Thiamine and Its Mono-, Di-, and Triphosphate Esters.

P. Åman, J. Vialle, O. Theander, 1976 .

Fluorometric determination of thiamine and its mono-, di-, and triphosphate esters.

H. K. Penttinen, 1979, Methods in enzymology.

The relation of the soluble thiamine triphosphatase activity of various rat tissues to nonspecific phosphatases.

L. Uotila, H. K. Penttinen, 1981, Medical biology.