Photoelectric colorimetric technique for the dithizone system

[1] CLIFFORD P. A., 1936, Journal of the Association of Official Agricultural Chemists, V19, P130

[2] FISCHER H, 1935, Z ANAL CHEM, V101, P1

[3] FISCHER H, 1929, ANGEW CHEM-GER EDIT, V42, P1025

[4] FISCHER H, 1933, WISS VEROEFF SIEMENS, V12, P44

[5] Horwitt MK, 1937, J BIOL CHEM, V119, P553

[6] JAMES HR, 1938, T WISC ACAD SCI, V33, P1

[7] Concerning the absorption spectrum and about a simple method for the determination of it's derivatives. [J]. BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT, 1916, 49 : 1496 - 1532

[8] Determination of minute amounts of lead in biological materials - A titrimetric-extraction method [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1935, 7 : 0033 - 0036

[9] WINKLER W. 0., 1935, JOUR ASSOC OFFIC AGRIC CHEM, V18, P638

[10] WINKLER WO, 1938, J ASS OFFICIAL AGR C, V21, P220

[1] CLIFFORD P. A., 1936, Journal of the Association of Official Agricultural Chemists, V19, P130

[2] FISCHER H, 1935, Z ANAL CHEM, V101, P1

[3] FISCHER H, 1929, ANGEW CHEM-GER EDIT, V42, P1025

[4] FISCHER H, 1933, WISS VEROEFF SIEMENS, V12, P44

[5] Horwitt MK, 1937, J BIOL CHEM, V119, P553

[6] JAMES HR, 1938, T WISC ACAD SCI, V33, P1

[7] Concerning the absorption spectrum and about a simple method for the determination of it's derivatives. [J]. BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT, 1916, 49 : 1496 - 1532

[8] Determination of minute amounts of lead in biological materials - A titrimetric-extraction method [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1935, 7 : 0033 - 0036

[9] WINKLER W. 0., 1935, JOUR ASSOC OFFIC AGRIC CHEM, V18, P638

[10] WINKLER WO, 1938, J ASS OFFICIAL AGR C, V21, P220