Number | Name | Date | Kind |
---|---|---|---|
4409182 | Macklem | Oct 1983 | |
5362650 | Harp | Nov 1994 |
Number | Date | Country |
---|---|---|
61-218942 | Sep 1986 | JP |
Entry |
---|
M. H. Mariano Anal. Chem. Sep. 1968, 40, 1662-1667. |
G. Gordon et al, Talanta Feb. 1991, 39, 145-149. |
D. W. Emerson Microchem. J. 1994, 50, 116-124, Sep. 1968. |