共 18 条
- [1] Synthesis and formula of Caro's acid (monosulfuric acid) [J]. JOURNAL FUR PRAKTISCHE CHEMIE-LEIPZIG, 1909, 79 (04): : 129 - 164
- [2] [Anonymous], 1984, OFFICIAL METHODS ANA
- [3] Bradstreet RB, 1965, KJELDAHL METHOD ORGA, P39
- [6] GUNNING JW, 1889, Z ANAL CHEM, V28, P188
- [7] HACH CC, 1981, DIGESDAHL DIGESTION, P7
- [8] HACH CC, 1984, FOOD FEED ANAL INSTR
- [9] Kjeldahl J., 1883, Z ANAL CHEM, V22, P366, DOI [10.1007/BF01338151, DOI 10.1007/BF01338151]
- [10] KLEEMANN, 1921, Z ANGEW CHEM, V34, P625