共 9 条
[1]
HOFFMAN I, 1960, ANALYST, V85, P151
[3]
Magnuson H. J., 1944, INDUST AND ENGINEER CHEM ANALYT ED, V16, P339, DOI 10.1021/i560129a026
[6]
1959, 831 ARS FOOD REG STA
[7]
AGRICULTURAL CHEMICA
[8]
1959, ANALYST LOND, V84, P127
[9]
1961, 1931 LEAD FOOD REG S