{"id":7092,"date":"2025-09-25T13:27:59","date_gmt":"2025-09-25T13:27:59","guid":{"rendered":"https:\/\/dutch-growshop.com\/?post_type=product&#038;p=7092"},"modified":"2025-10-03T19:47:56","modified_gmt":"2025-10-03T19:47:56","slug":"20-ml-ph-4-01-solution-box-25-units","status":"publish","type":"product","link":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html","title":{"rendered":"20 ml pH 4.01 solution box, 25 units"},"content":{"rendered":"<div style=\"text-align: left;\">Hanna solutions are made based on established formulas and are standardized<\/div>\n<div style=\"text-align: left;\">with a pH meter calibrated with primary calibration solutions according to the NIST standard.<\/div>\n<div style=\"text-align: left;\">The 20 ml sachets are ideal for occasional calibrations.<\/div>\n<div style=\"text-align: left;\"> <\/div>\n<div style=\"text-align: left;\">Features:<\/div>\n<div style=\"text-align: left;\">\n<ul>\n<li>HI 70004 calibration fluid.<\/li>\n<li>Hanna Instruments.<\/li>\n<li>pH 4.01 \u00b5S\/cm (\u00b5mho\/cm) at 25 \u00b0C.<\/li>\n<li>Ideal for recalibrating EC meters.<\/li>\n<li>20 ml.<\/li>\n<\/ul>\n<\/div>\n<div style=\"text-align: left;\"> <\/div>","protected":false},"excerpt":{"rendered":"<p>Hanna-oplossingen worden gemaakt op basis van vastgestelde formules en zijn gestandaardiseerd met een pH-meter die is gekalibreerd met primaire kalibratieoplossingen volgens de NIST-standaard. De zakjes van 20 ml zijn ideaal voor incidentele kalibraties. Kenmerken: HI 70004 kalibratievloeistof. Hanna Instruments. pH 4,01 \u00b5S\/cm (\u00b5mho\/cm) bij 25 \u00b0C. Ideaal voor het opnieuw kalibreren van EC meter. 20 [&hellip;]<\/p>\n","protected":false},"featured_media":7117,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[253],"product_tag":[],"class_list":["post-7092","product","type-product","status-publish","has-post-thumbnail","product_cat-mantenimiento-y-calibracion","first","instock","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>20 ml pH 4.01-oplossingsdoos, 25 eenheden<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"20 ml pH 4.01-oplossingsdoos, 25 eenheden\" \/>\n<meta property=\"og:description\" content=\"Hanna-oplossingen worden gemaakt op basis van vastgestelde formules en zijn gestandaardiseerd met een pH-meter die is gekalibreerd met primaire kalibratieoplossingen volgens de NIST-standaard. De zakjes van 20 ml zijn ideaal voor incidentele kalibraties. Kenmerken: HI 70004 kalibratievloeistof. Hanna Instruments. pH 4,01 \u00b5S\/cm (\u00b5mho\/cm) bij 25 \u00b0C. Ideaal voor het opnieuw kalibreren van EC meter. 20 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html\/\" \/>\n<meta property=\"og:site_name\" content=\"Dutch Growshop\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-03T19:47:56+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html\",\"url\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html\",\"name\":\"20 ml pH 4.01-oplossingsdoos, 25 eenheden\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/dutch-growshop.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/Hanna_Solucion_pH_4.01_20ml_2019_MHAN.001.jpg\",\"datePublished\":\"2025-09-25T13:27:59+00:00\",\"dateModified\":\"2025-10-03T19:47:56+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html#primaryimage\",\"url\":\"https:\\\/\\\/dutch-growshop.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/Hanna_Solucion_pH_4.01_20ml_2019_MHAN.001.jpg\",\"contentUrl\":\"https:\\\/\\\/dutch-growshop.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/Hanna_Solucion_pH_4.01_20ml_2019_MHAN.001.jpg\",\"width\":1000,\"height\":1000},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/20-ml-ph-4-01-solution-box-25-units-html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/dutch-growshop.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Producten\",\"item\":\"https:\\\/\\\/dutch-growshop.com\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"20 ml pH 4.01-oplossingsdoos, 25 eenheden\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/\",\"name\":\"Dutch Growshop\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/#organization\",\"name\":\"Dutch Growshop\",\"url\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/dutch-growshop.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/cropped-logo-dutch1.png\",\"contentUrl\":\"https:\\\/\\\/dutch-growshop.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/cropped-logo-dutch1.png\",\"width\":627,\"height\":627,\"caption\":\"Dutch Growshop\"},\"image\":{\"@id\":\"https:\\\/\\\/dutch-growshop.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"20 ml pH 4.01 solution box, 25 units","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html\/","og_locale":"en_GB","og_type":"article","og_title":"20 ml pH 4.01-oplossingsdoos, 25 eenheden","og_description":"Hanna-oplossingen worden gemaakt op basis van vastgestelde formules en zijn gestandaardiseerd met een pH-meter die is gekalibreerd met primaire kalibratieoplossingen volgens de NIST-standaard. De zakjes van 20 ml zijn ideaal voor incidentele kalibraties. Kenmerken: HI 70004 kalibratievloeistof. Hanna Instruments. pH 4,01 \u00b5S\/cm (\u00b5mho\/cm) bij 25 \u00b0C. Ideaal voor het opnieuw kalibreren van EC meter. 20 [&hellip;]","og_url":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html\/","og_site_name":"Dutch Growshop","article_modified_time":"2025-10-03T19:47:56+00:00","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html","url":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html","name":"20 ml pH 4.01 solution box, 25 units","isPartOf":{"@id":"https:\/\/dutch-growshop.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html#primaryimage"},"image":{"@id":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html#primaryimage"},"thumbnailUrl":"https:\/\/dutch-growshop.com\/wp-content\/uploads\/2025\/09\/Hanna_Solucion_pH_4.01_20ml_2019_MHAN.001.jpg","datePublished":"2025-09-25T13:27:59+00:00","dateModified":"2025-10-03T19:47:56+00:00","breadcrumb":{"@id":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html#primaryimage","url":"https:\/\/dutch-growshop.com\/wp-content\/uploads\/2025\/09\/Hanna_Solucion_pH_4.01_20ml_2019_MHAN.001.jpg","contentUrl":"https:\/\/dutch-growshop.com\/wp-content\/uploads\/2025\/09\/Hanna_Solucion_pH_4.01_20ml_2019_MHAN.001.jpg","width":1000,"height":1000},{"@type":"BreadcrumbList","@id":"https:\/\/dutch-growshop.com\/en\/20-ml-ph-4-01-solution-box-25-units-html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/dutch-growshop.com\/"},{"@type":"ListItem","position":2,"name":"Producten","item":"https:\/\/dutch-growshop.com\/shop\/"},{"@type":"ListItem","position":3,"name":"20 ml pH 4.01-oplossingsdoos, 25 eenheden"}]},{"@type":"WebSite","@id":"https:\/\/dutch-growshop.com\/en\/#website","url":"https:\/\/dutch-growshop.com\/en\/","name":"Dutch Growshop","description":"","publisher":{"@id":"https:\/\/dutch-growshop.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/dutch-growshop.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/dutch-growshop.com\/en\/#organization","name":"Dutch Growshop","url":"https:\/\/dutch-growshop.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/dutch-growshop.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/dutch-growshop.com\/wp-content\/uploads\/2026\/05\/cropped-logo-dutch1.png","contentUrl":"https:\/\/dutch-growshop.com\/wp-content\/uploads\/2026\/05\/cropped-logo-dutch1.png","width":627,"height":627,"caption":"Dutch Growshop"},"image":{"@id":"https:\/\/dutch-growshop.com\/en\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/product\/7092","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/comments?post=7092"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/media\/7117"}],"wp:attachment":[{"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/media?parent=7092"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/product_brand?post=7092"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/product_cat?post=7092"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/dutch-growshop.com\/en\/wp-json\/wp\/v2\/product_tag?post=7092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}