共 9 条
- [2] HUDENICK J, 1964, J PHARM SCI, V53, P332
- [3] INAMI K, 1957, VITAMINS KYOTO, V12, P378
- [4] MEITES L, 1963, HDB ANAL CHEM, P11
- [5] NIELSCH W, 1958, CHEM ZTG, V82, P137
- [6] PEKNICE J R, 1953, Cesk Farm, V2, P354
- [7] SNELLETTRE, 1973, ENCY IND CHEM ANAL, V17, P432
- [8] Chemical estimation of nicotinic acid and vitamin B-6 [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1941, 13 : 0221 - 0225
- [9] 1985, NATIONAL FORMULARY, P273