黄金
黃金
황금
GOLD JOURNAL
2015年
7期
73-76
,共4页
张灵芝%杨凤萍%降向正%柳华丽%王今朝%陈莉
張靈芝%楊鳳萍%降嚮正%柳華麗%王今朝%陳莉
장령지%양봉평%강향정%류화려%왕금조%진리
硝酸铁分光光度法%硫氰酸盐%过氧化氢%臭氧%硫代硫酸钠%亚硫酸钠
硝痠鐵分光光度法%硫氰痠鹽%過氧化氫%臭氧%硫代硫痠鈉%亞硫痠鈉
초산철분광광도법%류청산염%과양화경%취양%류대류산납%아류산납
ferric nitrate spetrophotometry%thiocyanate%hydrogen peroxide%ozone%sodium thiosulfate%sodium sulfite
在黄金工业废水处理过程中间水样的硫氰酸盐监测中,常常发现过氧化氢、臭氧等氧化性物质的存在会使测定结果的准确度低。该文分别进行了硝酸铁分光光度法测定硫氰酸盐中过氧化氢和臭氧干扰去除的实验研究,确定了氧化性物质干扰的去除方法;经加入标准物质验证实验,充分说明了该方法测定结果的准确度。该方法可广泛应用于含有氧化剂的黄金工业废水中硫氰酸盐的测定。
在黃金工業廢水處理過程中間水樣的硫氰痠鹽鑑測中,常常髮現過氧化氫、臭氧等氧化性物質的存在會使測定結果的準確度低。該文分彆進行瞭硝痠鐵分光光度法測定硫氰痠鹽中過氧化氫和臭氧榦擾去除的實驗研究,確定瞭氧化性物質榦擾的去除方法;經加入標準物質驗證實驗,充分說明瞭該方法測定結果的準確度。該方法可廣汎應用于含有氧化劑的黃金工業廢水中硫氰痠鹽的測定。
재황금공업폐수처리과정중간수양적류청산염감측중,상상발현과양화경、취양등양화성물질적존재회사측정결과적준학도저。해문분별진행료초산철분광광도법측정류청산염중과양화경화취양간우거제적실험연구,학정료양화성물질간우적거제방법;경가입표준물질험증실험,충분설명료해방법측정결과적준학도。해방법가엄범응용우함유양화제적황금공업폐수중류청산염적측정。
During monitoring thiocyanate in middle stream water samples from the process of gold industrial wastewater treatment,it is observed that the presence of oxidant materials like hydrogen peroxide and ozone will sabo-tage the determination accuracy.The paper first carried out the research on elimination of hydrogen peroxide and ozone interference in the process of thiocyanate determination by ferric nitrate spectrophotometry,settling the elimination method of oxidant materials.The accuracy of the method was proved by the addition of standard substance.The method could be widely applied in the determination of thiocyanate in wastewater containing oxidants produced in gold indus-try.