{"id":355,"date":"2022-12-07T16:38:57","date_gmt":"2022-12-07T14:38:57","guid":{"rendered":"https:\/\/qmes.eu\/?page_id=355"},"modified":"2025-08-12T15:17:59","modified_gmt":"2025-08-12T13:17:59","slug":"nulwaardig-ijzer-zvi-voor-grondwatersanering","status":"publish","type":"page","link":"https:\/\/qmes.eu\/nl\/bodemsanering\/nulwaardig-ijzer-zvi-voor-grondwatersanering\/","title":{"rendered":"Nulwaardig ijzer"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background fusion-parallax-none nonhundred-percent-fullwidth non-hundred-percent-height-scrolling lazyload fusion-animated\" style=\"--awb-border-sizes-top:0px;--awb-border-sizes-bottom:0px;--awb-border-sizes-left:0px;--awb-border-sizes-right:0px;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:8vw;--awb-padding-right:30px;--awb-padding-bottom:0px;--awb-padding-left:30px;--awb-padding-top-small:16vw;--awb-margin-top:0px;--awb-margin-bottom:0px;--awb-margin-bottom-medium:145px;--awb-background-image:linear-gradient(180deg, rgba(26,2,0,0.1) 0%,rgba(255,255,255,0) 100%);;--awb-background-size:cover;--awb-flex-wrap:wrap;\" data-bg=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/ZVI_banner.jpg\" data-bg-gradient=\"linear-gradient(180deg, rgba(26,2,0,0.1) 0%,rgba(255,255,255,0) 100%)\" data-animationType=\"fadeIn\" data-animationDuration=\"0.8\" data-animationOffset=\"top-into-view\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1372.8px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion-flex-column fusion-animated\" style=\"--awb-padding-top:85px;--awb-padding-right:85px;--awb-padding-bottom:85px;--awb-padding-left:85px;--awb-padding-top-small:50px;--awb-padding-right-small:50px;--awb-padding-bottom-small:50px;--awb-padding-left-small:50px;--awb-overflow:hidden;--awb-bg-color:#ffffff;--awb-bg-color-hover:#ffffff;--awb-bg-size:cover;--awb-border-radius:15px 15px 15px 15px;--awb-width-large:52%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.6923076923077%;--awb-margin-bottom-large:-65px;--awb-spacing-left-large:3.6923076923077%;--awb-width-medium:66.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:2.88%;--awb-spacing-left-medium:2.88%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-animationType=\"bounceInUp\" data-animationDuration=\"1.3\" data-animationOffset=\"top-into-view\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\" style=\"--awb-font-size:19px;--awb-line-height:1.7;--awb-letter-spacing:0px;--awb-text-transform:var(--awb-typography2-text-transform);--awb-text-color:#ff5949;--awb-text-font-family:&quot;Readex Pro&quot;;--awb-text-font-style:normal;--awb-text-font-weight:400;\"><p style=\"color: var(--awb-color3);\">Nulwaardig ijzer (ZVI) voor grondwatersanering<\/p>\n<\/div><div class=\"fusion-text fusion-text-2\" style=\"--awb-font-size:17px;--awb-line-height:1.7;--awb-letter-spacing:var(--awb-typography4-letter-spacing);--awb-text-transform:var(--awb-typography4-text-transform);--awb-text-color:var(--awb-color7);--awb-text-font-family:var(--awb-typography4-font-family);--awb-text-font-weight:var(--awb-typography4-font-weight);--awb-text-font-style:var(--awb-typography4-font-style);\"><p>Nulwaardig ijzer (ook wel elementair ijzer of zero-valent iron genoemd, ZVI) speelt een belangrijke rol in grondwatersaneringen, vooral bij de in situ chemische reductie (ISCR) van gechloreerde koolwaterstoffen (VoCl&#8217;s) en zware metalen. Het ijzer werkt als een reductiemiddel dat schadelijke stoffen omzet in minder schadelijke of onschadelijke verbindingen. Bij contact met verontreinigingen, zoals chloorhoudende oplosmiddelen (bijv. PER en TRI), reageert nulwaardig ijzer door elektronen over te dragen. Dit veroorzaakt een chemische reactie die deze stoffen afbreekt tot minder toxische en zelfs volledig afbreekbare verbindingen, zoals ethaan of etheen. Bovendien kan ZVI ook bepaalde metalen reduceren en immobiliseren, waardoor hun mobiliteit en toxiciteit afnemen. Hierdoor is nulwaardig ijzer een effectief en duurzaam middel voor het zuiveren van verontreinigd grondwater.<\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:125px;--awb-padding-bottom:50px;--awb-background-color:var(--awb-custom_color_1);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1372.8px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.56%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.56%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;width:100%;\"><\/div><div class=\"fusion-text fusion-text-3\" style=\"--awb-font-size:18px;--awb-line-height:var(--awb-typography4-line-height);--awb-letter-spacing:var(--awb-typography4-letter-spacing);--awb-text-transform:none;--awb-text-font-family:var(--awb-typography4-font-family);--awb-text-font-weight:var(--awb-typography4-font-weight);--awb-text-font-style:var(--awb-typography4-font-style);\"><p><b>micro-ZVI producten<\/b><\/p>\n<\/div><div class=\"fusion-separator\" style=\"align-self: flex-start;margin-right:auto;width:100%;max-width:250px;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;--awb-sep-color:var(--awb-color5);border-color:var(--awb-color5);border-top-width:5px;\"><\/div><\/div><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-one\" style=\"--awb-margin-top-small:15px;--awb-margin-right-small:0px;--awb-margin-bottom-small:2px;--awb-margin-left-small:0px;\"><h1 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:50;line-height:1.2;\">QM-ZviER<\/h1><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-4\"><p>De nulwaardig ijzer (ZVI) producten van QM Environmental International omvatten een brede range aan deeltjes grootte. Micro-schaal ZVI met een D50 van 5 micron voor injectie toepassingen in dichte bodems tot ZVI korrels van 1 \u00e0 2 mm voor doorlaatbare reactieve schermen (PRB&#8217;s) zijn leverbaar.<\/p>\n<\/div><ul style=\"--awb-iconcolor:var(--awb-color1);--awb-textcolor:var(--awb-color1);--awb-line-height:27.2px;--awb-icon-width:27.2px;--awb-icon-height:27.2px;--awb-icon-margin:11.2px;--awb-content-margin:38.4px;\" class=\"fusion-checklist fusion-checklist-1 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>QM-ZviER-5<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>QM-ZviER-20<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>QM-ZviER-40<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>QM-ZviER-75<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>QM-ZviER-250<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>QM-ZviER-PRB<\/p>\n<\/div><\/li><\/ul><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-carousel fusion-image-carousel-auto fusion-image-carousel-1 productslider\"><div class=\"awb-carousel awb-swiper awb-swiper-carousel awb-carousel--carousel awb-swiper-dots-position-bottom\" data-layout=\"carousel\" data-autoplay=\"yes\" data-autoplayspeed=\"2500\" data-autoplaypause=\"no\" data-columns=\"1\" data-columnsmedium=\"1\" data-columnssmall=\"1\" data-itemmargin=\"0\" 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clorurati, Ferro zero-valente, ISCR, hidrocarbonetos clorados, Hierro de valencia cero, ISCR, hidrocarburos clorados, Nollv\u00e4rt j\u00e4rn, ISCR, klorerade kolv\u00e4ten\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27370%27%20height%3D%27228%27%20viewBox%3D%270%200%20370%20228%27%3E%3Crect%20width%3D%27370%27%20height%3D%27228%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/service-1.jpg\" data-srcset=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/service-1-200x123.jpg 200w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/service-1-300x185.jpg 300w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/service-1.jpg 370w\" data-sizes=\"auto\" \/><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"850\" height=\"637\" src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb.jpg\" class=\"attachment-full size-full lazyload\" alt=\"Nulwaardig ijzer, ISCR, gechloreerde koolwaterstoffen, Nulvalent jern, ISCR, klorerede kulbrinter, Nullwertiges Eisen, ISCR, chlorierte Kohlenwasserstoffe, Zero-valent iron, ISCR, chlorinated hydrocarbons, Fer z\u00e9rovalent, ISCR, hydrocarbures chlor\u00e9s, Ferro zerovalente, ISCR, idrocarburi clorurati, Ferro zero-valente, ISCR, hidrocarbonetos clorados, Hierro de valencia cero, ISCR, hidrocarburos clorados, Nollv\u00e4rt j\u00e4rn, ISCR, klorerade kolv\u00e4ten\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27850%27%20height%3D%27637%27%20viewBox%3D%270%200%20850%20637%27%3E%3Crect%20width%3D%27850%27%20height%3D%27637%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb.jpg\" data-srcset=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb-200x150.jpg 200w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb-300x225.jpg 300w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb-400x300.jpg 400w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb-600x450.jpg 600w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb-620x465.jpg 620w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb-768x576.jpg 768w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb-800x600.jpg 800w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/soilblendingb.jpg 850w\" data-sizes=\"auto\" \/><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"528\" height=\"528\" src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1.jpg\" class=\"attachment-full size-full lazyload\" alt=\"Nulwaardig ijzer, ISCR, gechloreerde koolwaterstoffen, Nulvalent jern, ISCR, klorerede kulbrinter, Nullwertiges Eisen, ISCR, chlorierte Kohlenwasserstoffe, Zero-valent iron, ISCR, chlorinated hydrocarbons, Fer z\u00e9rovalent, ISCR, hydrocarbures chlor\u00e9s, Ferro zerovalente, ISCR, idrocarburi clorurati, Ferro zero-valente, ISCR, hidrocarbonetos clorados, Hierro de valencia cero, ISCR, hidrocarburos clorados, Nollv\u00e4rt j\u00e4rn, ISCR, klorerade kolv\u00e4ten\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27528%27%20height%3D%27528%27%20viewBox%3D%270%200%20528%20528%27%3E%3Crect%20width%3D%27528%27%20height%3D%27528%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1.jpg\" data-srcset=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1-66x66.jpg 66w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1-150x150.jpg 150w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1-200x200.jpg 200w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1-250x250.jpg 250w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1-300x300.jpg 300w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1-400x400.jpg 400w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1-500x500.jpg 500w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/07permeable_reactive_barrier1.jpg 528w\" data-sizes=\"auto\" \/><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-scaled.webp\" 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https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-300x225.webp 300w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-400x300.webp 400w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-600x450.webp 600w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-scaled-620x465.webp 620w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-768x576.webp 768w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-800x600.webp 800w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-1024x768.webp 1024w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-1200x900.webp 1200w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-1536x1152.webp 1536w, https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/IMG_8693-scaled.webp 2560w\" data-sizes=\"auto\" \/><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"562\" height=\"379\" src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/CleanER-PRB.png\" class=\"attachment-full size-full lazyload\" alt=\"Nulwaardig ijzer, ISCR, gechloreerde koolwaterstoffen, Nulvalent jern, ISCR, klorerede kulbrinter, Nullwertiges Eisen, ISCR, chlorierte Kohlenwasserstoffe, Zero-valent iron, ISCR, chlorinated hydrocarbons, Fer z\u00e9rovalent, ISCR, hydrocarbures chlor\u00e9s, Ferro zerovalente, ISCR, idrocarburi clorurati, Ferro zero-valente, ISCR, hidrocarbonetos clorados, Hierro de valencia cero, ISCR, hidrocarburos clorados, Nollv\u00e4rt j\u00e4rn, ISCR, klorerade kolv\u00e4ten\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27562%27%20height%3D%27379%27%20viewBox%3D%270%200%20562%20379%27%3E%3Crect%20width%3D%27562%27%20height%3D%27379%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/qmes.eu\/wp-content\/uploads\/2024\/11\/CleanER-PRB.png\" 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calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;width:100%;\"><\/div><div class=\"fusion-text fusion-text-5\" style=\"--awb-font-size:18px;--awb-line-height:var(--awb-typography4-line-height);--awb-letter-spacing:var(--awb-typography4-letter-spacing);--awb-text-transform:none;--awb-text-font-family:var(--awb-typography4-font-family);--awb-text-font-weight:var(--awb-typography4-font-weight);--awb-text-font-style:var(--awb-typography4-font-style);\"><p><b>Hoge reactiviteit vs. langdurige werking<\/b><\/p>\n<\/div><div class=\"fusion-separator\" style=\"align-self: flex-start;margin-right:auto;width:100%;max-width:250px;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;--awb-sep-color:var(--awb-color5);border-color:var(--awb-color5);border-top-width:5px;\"><\/div><\/div><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-one\" style=\"--awb-margin-top-small:15px;--awb-margin-right-small:0px;--awb-margin-bottom-small:2px;--awb-margin-left-small:0px;\"><h1 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:50;line-height:1.2;\">Productie<\/h1><\/div><div class=\"fusion-text fusion-text-6\"><p>QM-ZviER nulwaardig ijzer (m-ZVI) wordt vervaardigd door een uniek gecombineerd fysisch-chemisch proces. In vergelijking met traditioneel ijzerpoeder heeft QM-ZviER de kenmerken van een groot specifiek uitwisselingsoppervlak, een laag redoxpotentiaal, een hoge chemische activiteit en een langdurige werking.<\/p>\n<p>QM-ZviER is ideaal voor het optimaliseren van abiotische (ISCR) saneringen en gecombineerde abiotische-biotische (E-ZVI) saneringen.<\/p>\n<p>Toepassingsmethoden die mogelijk zijn met QM-ZViER:<\/p>\n<ul>\n<li>Lage druk injectie<\/li>\n<li>Grondmenging<\/li>\n<li>Doorlatende reactieve schermen (PRB&#8217;s)<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-top:25px;--awb-padding-right:25px;--awb-padding-bottom:25px;--awb-padding-left:25px;--awb-overflow:hidden;--awb-bg-color:rgba(174,128,76,0.25);--awb-bg-color-hover:rgba(174,128,76,0.25);--awb-bg-size:cover;--awb-border-radius:15px 15px 15px 15px;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-top-small:15px;--awb-margin-right-small:0px;--awb-margin-bottom-small:2px;--awb-margin-left-small:0px;\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:32;line-height:1.3;\">Voordelen<\/h3><\/div><div class=\"fusion-text fusion-text-7\"><ul>\n<li>Hoge chemische reactiviteit<\/li>\n<li>Hoge sterkte\/hardheid<\/li>\n<li>QM-ZviER-5 verkrijgbaar in 2 versies:\n<ol>\n<li>Hoge reactiviteit<\/li>\n<li>Langdurige werking<\/li>\n<\/ol>\n<\/li>\n<li>Groot specifiek uitwisselend oppervlak<\/li>\n<li>Lage redox potentiaal (ORP)<\/li>\n<li>Voorkomt vorming van Vinyl Chloride bij toepassing\u00a0 op VoCl&#8217;s<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-top:25px;--awb-padding-right:25px;--awb-padding-bottom:25px;--awb-padding-left:25px;--awb-overflow:hidden;--awb-bg-color:rgba(174,128,76,0.25);--awb-bg-color-hover:rgba(174,128,76,0.25);--awb-bg-size:cover;--awb-border-radius:15px 15px 15px 15px;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-4 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-top-small:15px;--awb-margin-right-small:0px;--awb-margin-bottom-small:2px;--awb-margin-left-small:0px;\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:32;line-height:1.3;\">Doelverontreinigingen<\/h3><\/div><div class=\"fusion-text fusion-text-8\"><ul>\n<li>Gechloreerde koolwaterstoffen (VoCl&#8217;s zoals PER &amp; TRI)<\/li>\n<li>Zware metalen\n<ul>\n<li>Selenium<\/li>\n<li>Chroom<\/li>\n<li>Lood<\/li>\n<li>Arseen<\/li>\n<li>etc..<\/li>\n<\/ul>\n<\/li>\n<li>Radionucliden<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--link_hover_color: var(--awb-color7);--link_color: var(--awb-color7);--awb-border-sizes-top:0px;--awb-border-sizes-bottom:0px;--awb-border-sizes-left:0px;--awb-border-sizes-right:0px;--awb-border-color:var(--awb-color3);--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:90px;--awb-padding-right:30px;--awb-padding-bottom:90px;--awb-padding-left:30px;--awb-padding-top-small:80px;--awb-padding-bottom-small:80px;--awb-margin-top:0px;--awb-margin-bottom:0px;--awb-background-color:var(--awb-color6);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:calc( 1320px + 100px );margin-left: calc(-100px \/ 2 );margin-right: calc(-100px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_4_5 4_5 fusion-flex-column fusion-animated\" 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><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1372.8px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-8 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.56%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.56%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-5 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-top-small:15px;--awb-margin-right-small:0px;--awb-margin-bottom-small:2px;--awb-margin-left-small:0px;\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:32;line-height:1.3;\">Wil je meer informatie over QM-ZviER?<\/h3><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-9 fusion_builder_column_1_4 1_4 fusion-flex-column fusion-flex-align-self-stretch\" style=\"--awb-bg-size:cover;--awb-width-large:25%;--awb-margin-top-large:0px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:7.68%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow 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op<\/span><\/a><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":9526,"parent":189,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-355","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.5 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Nulwaardig ijzer<\/title>\n<meta name=\"description\" content=\"Nulwaardig ijzer (ZVI) speelt een belangrijke rol bij de afbraak van VoCl&#039;s en zware metalen, QM levert een uitgebreid pakket micro-ZVI.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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