共 12 条
- [1] BELCHER R, 1956, MIKROCHIM ACTA WIEN, P1111
- [2] CLARK SJ, 1955, MIKROCHIM ACTA WIEN, P1012
- [4] DUMAS NITROGEN DETERMINATION ON THE DECIMILLIGRAM SCALE [J]. ANALYTICAL CHEMISTRY, 1955, 27 (11) : 1806 - 1809
- [5] KIRSTEN WJ, 1952, MIKROCHEM VER MIKROC, V40, P121
- [6] LACOURT A, COMMUNICATION
- [7] LINDNER J, 1935, MIKROMASSANALYTISCHE, P315
- [8] Organic microanalysis I. Nitrogen by Dumas method [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1936, 8 : 331 - 332
- [9] ROYER GL, 1942, IND ENG CHEM ANAL ED, V14, P79
- [10] SCHONIGER W, 1952, MIKROCHEMIE, V39, P229