CN110016345A - 一种降镉稳砷土壤钝化剂及其使用方法 - Google Patents
一种降镉稳砷土壤钝化剂及其使用方法 Download PDFInfo
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- CN110016345A CN110016345A CN201910331925.7A CN201910331925A CN110016345A CN 110016345 A CN110016345 A CN 110016345A CN 201910331925 A CN201910331925 A CN 201910331925A CN 110016345 A CN110016345 A CN 110016345A
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- Prior art keywords
- soil
- passivator
- arsenic
- cadmium
- steady
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- 239000002689 soil Substances 0.000 title claims abstract description 80
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title claims abstract description 34
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 229910052785 arsenic Inorganic materials 0.000 title claims abstract description 33
- 229910052793 cadmium Inorganic materials 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000292 calcium oxide Substances 0.000 claims abstract description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 7
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000000654 additive Substances 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- APAWRDGVSNYWSL-UHFFFAOYSA-N arsenic cadmium Chemical compound [As].[Cd] APAWRDGVSNYWSL-UHFFFAOYSA-N 0.000 abstract description 5
- 239000004016 soil organic matter Substances 0.000 abstract description 5
- 238000011109 contamination Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000035558 fertility Effects 0.000 abstract description 2
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000002161 passivation Methods 0.000 description 11
- 229910001385 heavy metal Inorganic materials 0.000 description 10
- 238000011282 treatment Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002905 metal composite material Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- VETKVGYBAMGARK-UHFFFAOYSA-N arsanylidyneiron Chemical compound [As]#[Fe] VETKVGYBAMGARK-UHFFFAOYSA-N 0.000 description 1
- HAYXDMNJJFVXCI-UHFFFAOYSA-N arsenic(5+) Chemical compound [As+5] HAYXDMNJJFVXCI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000331 cadmium sulfate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 238000006388 chemical passivation reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- -1 cuprum compound Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 231100000701 toxic element Toxicity 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/02—Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
- C09K17/06—Calcium compounds, e.g. lime
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
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CN201910331925.7A CN110016345B (zh) | 2019-04-24 | 2019-04-24 | 一种降镉稳砷土壤钝化剂及其使用方法 |
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CN201910331925.7A CN110016345B (zh) | 2019-04-24 | 2019-04-24 | 一种降镉稳砷土壤钝化剂及其使用方法 |
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CN110016345A true CN110016345A (zh) | 2019-07-16 |
CN110016345B CN110016345B (zh) | 2020-10-27 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110862826A (zh) * | 2019-10-31 | 2020-03-06 | 生态环境部华南环境科学研究所 | 一种适用于重金属镉砷复合污染土壤的钝化剂及应用 |
CN112552919A (zh) * | 2020-12-15 | 2021-03-26 | 云南省生态环境科学研究院 | 一种修复剂及其制备方法和应用 |
Citations (10)
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CN101920191A (zh) * | 2010-06-12 | 2010-12-22 | 华中农业大学 | 一种活性炭改性材料及在水除砷中的用途 |
CN102220136A (zh) * | 2011-03-30 | 2011-10-19 | 中国科学院亚热带农业生态研究所 | 一种含腐植酸矿物的土壤重金属复合钝化剂及制备方法 |
KR20120020653A (ko) * | 2010-08-30 | 2012-03-08 | 경북대학교 산학협력단 | 염색폐수 슬러지 탄화물과 고정화제를 이용한 중금속 오염토양의 고정화 처리 방법 |
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CN108772418A (zh) * | 2018-07-24 | 2018-11-09 | 中向旭曜科技有限公司 | 一种稻田土壤镉砷同步钝化剂及其制备方法与应用 |
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CN109628095A (zh) * | 2018-10-25 | 2019-04-16 | 上海十方生态园林股份有限公司 | 一种用于复合重金属污染的土壤的修复剂 |
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2019
- 2019-04-24 CN CN201910331925.7A patent/CN110016345B/zh active Active
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CN101920191A (zh) * | 2010-06-12 | 2010-12-22 | 华中农业大学 | 一种活性炭改性材料及在水除砷中的用途 |
KR20120020653A (ko) * | 2010-08-30 | 2012-03-08 | 경북대학교 산학협력단 | 염색폐수 슬러지 탄화물과 고정화제를 이용한 중금속 오염토양의 고정화 처리 방법 |
CN102220136A (zh) * | 2011-03-30 | 2011-10-19 | 中国科学院亚热带农业生态研究所 | 一种含腐植酸矿物的土壤重金属复合钝化剂及制备方法 |
CN103242852A (zh) * | 2013-05-10 | 2013-08-14 | 武汉理工大学 | 一种修复重金属镉污染土壤的复合钝化剂及应用方法 |
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CN107446589A (zh) * | 2017-09-11 | 2017-12-08 | 江西洁地环境治理生态科技有限公司 | 一种酸性土壤镉钝化剂及其应用 |
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CN108772418A (zh) * | 2018-07-24 | 2018-11-09 | 中向旭曜科技有限公司 | 一种稻田土壤镉砷同步钝化剂及其制备方法与应用 |
CN109082276A (zh) * | 2018-08-07 | 2018-12-25 | 芜湖格丰环保科技研究院有限公司 | 一种场地砷镉复合钝化剂、制备方法及其应用 |
CN109628095A (zh) * | 2018-10-25 | 2019-04-16 | 上海十方生态园林股份有限公司 | 一种用于复合重金属污染的土壤的修复剂 |
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LUCY MAR CAMACHO ETAL: "Occurrence and treatment of arsenic in groundwater and soil in northern Mexico and southwestern USA", 《CHEMOSPHERE》 * |
李荫堂等: "《环境保护与节能》", 31 August 1998, 西安交通大学出版社 * |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110862826A (zh) * | 2019-10-31 | 2020-03-06 | 生态环境部华南环境科学研究所 | 一种适用于重金属镉砷复合污染土壤的钝化剂及应用 |
CN112552919A (zh) * | 2020-12-15 | 2021-03-26 | 云南省生态环境科学研究院 | 一种修复剂及其制备方法和应用 |
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