230问答网 > 化验铁的邻菲罗林1%指示剂如何配置

化验铁的邻菲罗林1%指示剂如何配置

2025-03-30 13:09:57
推荐回答（2个）
回答1：

邻菲罗啉 又叫邻二氮菲，
做为指示剂名一般叫邻二氮菲-亚铁指示剂，其氧化型颜色为浅蓝色，还原型颜色为红色 ，配制方法为：（1.485g邻二氮菲+0.695g硫酸亚铁)溶于100ml水，溶解混匀即可。

回答2：

将0.5g FeSO4·7H2O溶于100mL水中，加两滴硫酸，加0.5g邻菲罗啉

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