COLORIMETRIC DETERMINATION OF PHOSPHORUS PENTOXIDE IN FERTILIZERS USING A STANDARD CALIBRATION PLOT

[1] PHOTOMETRIC ANALYSIS OF PHOSPHATE ROCK [J]. ANALYTICAL CHEMISTRY, 1948, 20 (11) : 1068 - 1073

[2] PHOTOMETRIC DETERMINATION OF AVAILABLE PHOSPHORUS PENTOXIDE IN FERTILIZERS [J]. ANALYTICAL CHEMISTRY, 1950, 22 (08) : 1062 - 1063

[3] THE PHOTOMETRIC DETERMINATION OF PHOSPHORUS IN FERTILIZERS USING THE PHOSPHOVANADO-MOLYBDATE COMPLEX [J]. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE, 1950, 1 (06) : 172 - 173

[4] Kitson R.E., 1944, IND ENG CHEM ANALYT, V16, P379, DOI [10.1021/i560130a017, DOI 10.1021/I560130A017]

[5] KOENIG R. A., 1942, Industrial and Engineering Chemistry. Analytical edition, V14, P155, DOI 10.1021/i560102a026

[6] MAKSIMOVA NV, 1949, ANALYST, V74, P73

[7] Mission G., 1908, CHEM ZTG, V32, P633

[8] Determination of manganese, nickel, and phosphorus in iron and steel - The use of rapid spectrophotometric methods [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1938, 10 : 0001 - 0005

[9] Colorimetric determination of phosphorus in iron ore [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1941, 13 : 0081 - 0083

[10] 1945, OFFICIAL TENTATIVE M, P20

[1] PHOTOMETRIC ANALYSIS OF PHOSPHATE ROCK [J]. ANALYTICAL CHEMISTRY, 1948, 20 (11) : 1068 - 1073

[2] PHOTOMETRIC DETERMINATION OF AVAILABLE PHOSPHORUS PENTOXIDE IN FERTILIZERS [J]. ANALYTICAL CHEMISTRY, 1950, 22 (08) : 1062 - 1063

[3] THE PHOTOMETRIC DETERMINATION OF PHOSPHORUS IN FERTILIZERS USING THE PHOSPHOVANADO-MOLYBDATE COMPLEX [J]. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE, 1950, 1 (06) : 172 - 173

[4] Kitson R.E., 1944, IND ENG CHEM ANALYT, V16, P379, DOI [10.1021/i560130a017, DOI 10.1021/I560130A017]

[5] KOENIG R. A., 1942, Industrial and Engineering Chemistry. Analytical edition, V14, P155, DOI 10.1021/i560102a026

[6] MAKSIMOVA NV, 1949, ANALYST, V74, P73

[7] Mission G., 1908, CHEM ZTG, V32, P633

[8] Determination of manganese, nickel, and phosphorus in iron and steel - The use of rapid spectrophotometric methods [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1938, 10 : 0001 - 0005

[9] Colorimetric determination of phosphorus in iron ore [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1941, 13 : 0081 - 0083

[10] 1945, OFFICIAL TENTATIVE M, P20