共 22 条
[1]
BONNAR RU, 1958, NUMBER AVERAGE MOLEC
[2]
TITRIMETRIC DETERMINATION OF ACIDITY AND PK VALUES OF HUMIC ACID
[J].
ACTA CHEMICA SCANDINAVICA SERIES A-PHYSICAL AND INORGANIC CHEMISTRY,
1974, A 28 (01)
:121-122
[3]
CALIBRATION OF GEL-PERMEATION CHROMATOGRAPHY MATERIALS FOR USE WITH HUMIC ACID
[J].
JOURNAL OF SOIL SCIENCE,
1972, 23 (03)
:342-&
[4]
DEBORGER R, 1968, CR ACAD SCI PARIS D, P2052
[5]
FREISER H, 1963, IONIC EQUILIBRIA ANA, pCH6
[6]
TITRATION CURVES OF FULVIC ACID - ANALYTICAL CHEMISTRY OF A WEAK ACID POLYELECTROLYTE
[J].
CANADIAN JOURNAL OF CHEMISTRY,
1970, 48 (17)
:2662-&
[7]
POTENTIOMETRIC TITRATION OF FULVIC ACID - EQUIVALENCE POINT CALCULATIONS AND ACIDIC FUNCTIONAL GROUPS
[J].
CANADIAN JOURNAL OF CHEMISTRY,
1972, 50 (16)
:2680-&
[8]
GAUNTLETT RB, 1973, CHEM IND-LONDON, P812
[9]
GJESSING E T, 1973, Schweizerische Zeitschrift fuer Hydrologie, V35, P286, DOI 10.1007/BF02502924