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- 介绍: TPTZ不溶于水(0·03 g/100 ml)和有机溶剂,但是易溶于乙醇和稀酸pKa为3·1(?=0·1 mol/l KCL,25℃)。
- 熔点: 247-249°C
- 比重: 1·276
- 储存条件: 2~8℃
- 用途: 光度法测铁Fe(II) 和总铁。 Fe2+复合物的颜色在pH 3·4-5·8(1:2,logK=20·4)时呈红紫色,TPTZ可
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