共 11 条
[1]
HODGE H. C., 1956, JOUR AMER DENTAL ASSOC, V52, P307
[3]
Mantel N., 1951, AM STAT, V5, P26, DOI 10.1080/00031305.1951.10501120
[4]
McClure F. J., 1944, PUBL HEALTH REPTS, V59, P1575, DOI 10.2307/4585117
[6]
MCCLURE FJ, 1945, J IND HYG TOXICOL, V27, P159
[7]
Microdetermination of fluorine by thorium nitrate titration
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION,
1939, 11
:0171-0173
[8]
Shaw James H, 1954, FLUORIDATION PUBLIC
[9]
Volumetric method for determination of fluorine
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION,
1933, 5
:7-10