采用硫酸亚铁铵和草酸溶液在酸性介质条件下合成含有结晶水的草酸亚铁。
The ferrous oxalate with crystal water was prepared with ferrous ammonium sulfate and oxalic acid in acid medium.
根据硫酸亚铁铵的用量算出水样还原性物质消耗氧的量，这就是重铬酸钾回流滴定法。
In accordance with ferrous ammonium sulfate in water samples to calculate the amount of material to restore the volume of oxygen consumption, which was potassium dichromate titration reflux.
用硫酸亚铁铵和葡萄糖作为混合还原剂，建立了用分光光度法测定磷的方法，确定了最佳测定条件。
A new method for determining phosphorus by spectrophotometry was developed, which USES ammonium ferrous sulfate and glucose as mixed reductant. The optimum conditions were determined.
乙二胺四乙酸铁钠和元素羰基铁粉在贮藏过程中变化不大，而硫酸亚铁和柠檬酸铁铵在贮藏过程中绝大部分变成了不溶性铁。
The change of sodium ferric EDTA and carbonyl iron was not great, but most of ferric sulfate and ferric ammonium citrate became insoluble during storage.
通过单因素和正交试验得到了无机盐的最适添加量：硫酸铵添加0.5%，硫酸亚铁添加0.2%，磷酸氢二钾添加0.1%。
And The best recipe was drawn as follows: ammonium sulphate 0.5%, ferrous sulfate 0.2%, potassium phosphate dibasic 0.1%.
采用废铁片与硫酸反应制备硫酸亚铁溶液，然后加入氧化剂——过硫酸铵反应制得硫酸铁铵。
The essay use the way scrap iron react with sulfuric acid , then adding oxidant-ammonium peroxydisulfate.
对硫酸亚铁溶液用氢氧化钠和碳酸氢铵为沉定剂生成透明氧化铁颜料的条件进行了初步研究。
Some growtk conditions of transparent iron oxide pigment in the solution of ferrous sulphate with NaOH and NH_4HCO_3 as precipitant were investigated.
对硫酸亚铁溶液用氢氧化钠和碳酸氢铵为沉定剂生成透明氧化铁颜料的条件进行了初步研究。
Some growtk conditions of transparent iron oxide pigment in the solution of ferrous sulphate with NaOH and NH_4HCO_3 as precipitant were investigated.
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