Electrochemical Analysis of Antichemotherapeutic Drug Zanosar in Pharmaceutical and Biological Samples by Differential Pulse Polarography

Table 1

Typical DC polarographic data of zanosar (concentration: 1.0×10⁻⁵ M).

pH of the supporting electrolyte	−𝐸1/2/V	𝑖𝑑/μA	𝛼na	𝐷×10^6/cm^2 s^−1	𝐾^𝑜𝑓, ℎ/cm s^−1
2.0	0.15	5.80	0.76	2.02	2.04×10^−14
4.0	0.24	5.42	0.75	2.14	2.64×10^−13
6.0	0.39	5.05	0.73	2.98	3.14×10^−13
8.0	0.42	4.73	0.68	2.84	3.02×10^−14
10.0	0.60	4.62	0.69	1.86	3.26×10^−14
12.0	0.68	4.55	0.62	1.76	3.82×10^−14