海藻酸钠包裹硫酸亚铁对水泥中水溶性六价铬还原作用的研究
摘要
研究了用海藻酸钠包裹七水硫酸亚铁对七水硫酸亚铁的还原效果的影响,及对七水硫酸亚铁的热稳定性及长期稳定性的影响。海藻酸钠包裹七水硫酸亚铁采用溶液包裹与粉体包裹两种方法。用海藻酸钠溶液包裹的七水硫酸亚铁显示出很好的热稳定性,并延长了七水硫酸亚铁的长期稳定性。
引文
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[2]崔健,倪竹君,戴平,等.GB 31893-2015《水泥中水溶性铬(Ⅵ)的限量及测定方法》制定的意义及检测注意事项[J].水泥,2016(1):49-50.
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[4]E.Erdem,H.Gungormus,R.Kilincarslan.The investigation of some properties of cement and removal of water soluble toxic chromium(VI)ion in cement by means of different reducing agents[J].Construction and Building Materials,2016,124:626-630.
[5]E.Erdem,K.Esen,R.Donat,et al.Removal of soluble Cr(VI)in cements by ferrous sulphate monohydrate,solid lignin and other materials[J].Ceramics-Silikaty,2011,55:85-93.
[2]崔健,倪竹君,戴平,等.GB 31893-2015《水泥中水溶性铬(Ⅵ)的限量及测定方法》制定的意义及检测注意事项[J].水泥,2016(1):49-50.
[3]J.Scancar,R.Milacic,F.Seby,et al.Determination of Hexavalent chromium in cement by the use of HPLC-ICP-MS,FPLC-ETAAS,spectrophotometry and selective extraction techniques[J].J.Anal.At.Spectrom,2005,20:871-875.
[4]E.Erdem,H.Gungormus,R.Kilincarslan.The investigation of some properties of cement and removal of water soluble toxic chromium(VI)ion in cement by means of different reducing agents[J].Construction and Building Materials,2016,124:626-630.
[5]E.Erdem,K.Esen,R.Donat,et al.Removal of soluble Cr(VI)in cements by ferrous sulphate monohydrate,solid lignin and other materials[J].Ceramics-Silikaty,2011,55:85-93.