1) ammonium ferrous sulfate volumetric method
硫酸亚铁铵容量法
1.
The ammonium ferrous sulfate volumetric method for the determination of high chromium and vanadium in titanium alloys was studied The vanadium content is 35%,chromium content is 15%,the recoveries obtained are in the range of 99%～101%,RSD<2% The method is satisfactory for practical applicatio
研究了用硫酸亚铁铵容量法测定钛合金中高量钒、铬的方法 ,钒的含量高达 35 % ,Cr的含量达 15 %。
2) ammonium nitrate-ferrous sulfate ammonium capacity
硝酸铵-硫酸亚铁铵容量法
3) ammonium ferrous sulfate
硫酸亚铁铵
1.
Have the study of the experiment to the ammonium ferrous sulfate system;
对硫酸亚铁铵制备实验的探讨
2.
Rapid determination of vanadium in steel by ammonium ferrous sulfate titration method;
硫酸亚铁铵滴定法快速测定钢铁中钒
3.
The consideration to the preparation of potassium ferrioxalate via ammonium ferrous sulfate
硫酸亚铁铵制备三草酸合铁酸钾的思考
4) ferrous ammonium sulfate
硫酸亚铁铵
1.
Improvement for titrimetric determination of chromium in steel based on ferrous ammonium sulfate oxidized by perchloric acid;
高氯酸氧化硫酸亚铁铵滴定法测定钢铁中铬的改进
2.
Uncertainties of preparation and dilution of molybdenum standard solution,preparation of potassium dichromate and standardization of ferrous ammonium sulfate and potassium premanganate standard solution are evaluated.
以配制和稀释钼标准溶液、配制重铬酸钾标准溶液、标定硫酸亚铁铵和高锰酸钾标准溶液为例,讨论了标准溶液的配制、标定和稀释中各种不确定度因素,并评定了各种标准溶液浓度的测量不确定度。
3.
Mn~(3+) reacted with reference reagents such as ferrous ammonium sulfate,sodium oxalate and oxalic acid.
8 mol/L硫酸介质中,以恒电流通过含有Mn2+的电解质溶液,使工作电极铂阳极上电生出Mn3+,Mn3+与溶液中待测基准试剂硫酸亚铁铵、草酸钠或草酸定量反应,以永停终点法确定库仑滴定终点,通过测量电解电流及电解时间,利用法拉弟电解定律计算基准试剂的纯度。
5) NH4NO3-FeSO4·(NH4)2SO4 oxidation-reduction titration
硝酸铵-硫酸亚铁铵氧化-还原滴定法
补充资料：硫酸亚铁铵
又称莫尔盐。为硫酸亚铁和硫酸铵的水合复盐，化学式(NH4)2Fe(SO4)2·6H2O。淡蓝绿色晶体;与硫酸亚铁一样可作还原剂，在空气中比FeSO4·7H2O稳定得多。硫酸亚铁铵在定量分析中常用来标定重铬酸钾或高锰酸钾溶液：
6FeSO4+7H2SO4+K2Cr2O7─→ Cr2(SO4)3+3Fe2(SO4)8+K2SO4+7H2O
还用于医药和电镀等方面。
6FeSO4+7H2SO4+K2Cr2O7─→ Cr2(SO4)3+3Fe2(SO4)8+K2SO4+7H2O
还用于医药和电镀等方面。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条