RU2013141640A - METHOD FOR GROUP EXTRACTION OF HEAVY METALS AND MODIFIED SORBENT FOR ITS IMPLEMENTATION - Google Patents
METHOD FOR GROUP EXTRACTION OF HEAVY METALS AND MODIFIED SORBENT FOR ITS IMPLEMENTATION Download PDFInfo
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- RU2013141640A RU2013141640A RU2013141640/05A RU2013141640A RU2013141640A RU 2013141640 A RU2013141640 A RU 2013141640A RU 2013141640/05 A RU2013141640/05 A RU 2013141640/05A RU 2013141640 A RU2013141640 A RU 2013141640A RU 2013141640 A RU2013141640 A RU 2013141640A
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Abstract
Способ группового извлечения меди, цинка и кадмия, включающий сорбционное концентрирование, отличающийся тем, что в качестве сорбента используют модифицированный амберлит IRA-400, а в качестве модификатора органический реагент класса 2,7-бисазопроизводных хромотроповой кислоты - 3-[(4-антипирин)азо]-6-[(2-карбоксифенил)азо]-хромотроповая кислота, в качестве элюента 0,05 раствор динатриевой соли этилендиаминтетрауксусной кислоты при рН=10 при соотношении объема раствора и массы сорбента 5000:1.The method of group extraction of copper, zinc and cadmium, including sorption concentration, characterized in that the modified amberlite IRA-400 is used as the sorbent, and the organic reagent of the class 2,7-bisazo derivatives of chromotropic acid - 3 - [(4-antipyrine) as a modifier azo] -6 - [(2-carboxyphenyl) azo] -chromotropic acid, as an eluent a 0.05 solution of disodium salt of ethylenediaminetetraacetic acid at pH = 10 with a ratio of solution volume and sorbent mass of 5000: 1.
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RU2013141640/05A RU2546734C1 (en) | 2013-09-10 | 2013-09-10 | Method for group extraction of heavy metals and modified sorbent therefor |
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RU2013141640/05A RU2546734C1 (en) | 2013-09-10 | 2013-09-10 | Method for group extraction of heavy metals and modified sorbent therefor |
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RU2546734C1 RU2546734C1 (en) | 2015-04-10 |
RU2013141640A true RU2013141640A (en) | 2015-04-10 |
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Families Citing this family (2)
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RU2637236C2 (en) * | 2015-12-31 | 2017-12-01 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Алтайский государственный университет" | Method of group concentration from acid solutions and separation of ions of elements by ionic liquid |
RU2712907C1 (en) * | 2019-07-03 | 2020-01-31 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Ивановский государственный химико-технологический университет" | Method of modifying cellulose-containing sorbents for extraction of heavy metal ions from aqueous solutions |
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RU2380152C1 (en) * | 2008-10-09 | 2010-01-27 | Федеральное государственное образовательное учреждение высшего профессионального образования "Сибирский федеральный университет" | Complexing sorbent and method of preparing said sorbent |
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