共 9 条
- [1] GUTENMANN WH, 1960, J AGR FOOD CHEM, V8, P306, DOI 10.1021/jf60110a014
- [2] KOLTHOFF IM, 1937, IND ENG CHEM ANAL ED, V9, P75
- [3] LEVINE J, 1967, PRIVATE COMMUNICATIO
- [4] MAPES DA, 1957, J ASSOC OFF ANA CHEM, V40, P180
- [5] MAPES DA, 1957, J ASSOC OFFIC AGR CH, V40, P189
- [6] Schoniger W., 1955, MIKROCHIM ACTA, P123
- [7] 1965, NATIONAL FORMULARY, P365
- [8] 1965, US PHARMACOPEIA, P434
- [9] 1965, OFFICIAL METHODS ANA