络合指示剂
ComplexingIndicators
名称(Name)In本色(Coloroffreeindicator)MIn颜色(Colorofmetalioncomplex)浓度(Concentration)适用pH范围(FeasiblerangeofpH)被滴定离子(Titratedion)干扰离子(Interferingion)
铬黑T蓝葡萄红与固体NaCl混合物(1:100)6.0~11.0Ca2+,Cd2+,Hg2+,Mg2+,Mn2+,Pb2+,Zn2+Al3+,Co2+,Cu2+,Fe3+,Ga3+,In3+,Ni2+,Ti(Ⅳ)
二甲酚橙柠檬黄红0.5%乙醇溶液5.0~6.0Cd2+,Hg2+,La3+,Pb2+,Zn2+-
2.5Bi3+,Th4+
茜素红黄-2.8Th4+-
钙试剂亮蓝深红与固体NaCl混合物(1:100)>12.0Ca2+-
酸性铬紫B橙红-4.0Fe3+-
甲基百里酚蓝灰蓝1%与固体KNO3混合物10.5Ba2+,Ca2+,Mg2+,Mn2+,Sr2+Bi3+,Cd2+,Co2+,Hg2+,Pb2+,Sc3+,Th4+,Zn2+
溴酚红红橙黄-2.0~3.0Bi3+-
蓝紫红7.0~8.0Cd2+,Co2+,Mg2+,Mn2+,Ni3+-
蓝红4.0Pb2+-
浅蓝红4.0~6.0Re3+-
铝试剂酒红黄-8.5~10.0Ca2+,Mg2+-
红蓝紫4.4Al3+-
紫淡黄1.0~2.0Fe3+-
偶氮胂Ⅲ蓝红-10.0Ca2+,Mg2+