FLUORINE CONTENT OF CERTAIN VEGETATION IN A WESTERN PENNSYLVANIA AREA

[1] Occurrence of fluorides in some waters of the United States [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1931, 23 : 996 - 998

[2] CROSSLEY HE, 1944, J SOC CHEM IND, V63, P342

[3] VANBURKALOW, 1946, GEOGRAPHICAL REV, V36, P176

[4] Volumetric method for determination of fluorine [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1933, 5 : 7 - 10

[1] Occurrence of fluorides in some waters of the United States [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1931, 23 : 996 - 998

[2] CROSSLEY HE, 1944, J SOC CHEM IND, V63, P342

[3] VANBURKALOW, 1946, GEOGRAPHICAL REV, V36, P176

[4] Volumetric method for determination of fluorine [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1933, 5 : 7 - 10