A chronoamperometric screen printed carbon biosensor based on alkaline phosphatase inhibition for W(IV) determination in water, using 2-phospho-L-ascorbic acid trisodium salt as a substrate.
本文报道一种基于碱性磷酸酶(ALP)抑制的计时电流法检测水中钨(W(VI))的电化学生物传感器方法。工作电极为丝网印刷碳电极(SPCE),表面电化学沉积金纳米颗粒(AuNPs),并通过戊二醛交联固定 ALP。以 2-磷酸-L-抗坏血酸三钠盐为底物,在 10 mM 底物、Tris-HCl 缓冲液(pH 8.00,含 0.36 M KC...