申请人:C & R Approaches, Inc.
公开号:US05240573A1
公开(公告)日:1993-08-31
Phosphate ion-sensitive composition and ion-selective electrode are disclosed incorporating an ionophore having the formula: R.sub.1 -X (a) or X-Z-X (b) wherein R.sub.1 is H or a hydrophobic substituent, Z is a spacing unit and X is represented by the formula: ##STR1## wherein n=0 or 1 and R.sub.2 and R'.sub.2 are independently selected from the group consisting of CH.sub.2, C(O) or C(S).
公开了一种含有磷酸盐离子敏感组分和离子选择性电极的离子载体,其具有以下公式的离子载体:R.sub.1-X(a)或X-Z-X(b),其中R.sub.1为H或疏水基,Z为间隔单元,X由以下公式表示:##STR1##其中n=0或1,R.sub.2和R'.sub.2独立地选自CH.sub.2,C(O)或C(S)组。