{"id":11439,"date":"2025-12-23T11:58:46","date_gmt":"2025-12-23T11:58:46","guid":{"rendered":"https:\/\/ykmtest.com\/?post_type=product&#038;p=11439"},"modified":"2025-12-23T12:10:14","modified_gmt":"2025-12-23T12:10:14","slug":"reference-colours-glasses","status":"publish","type":"product","link":"https:\/\/ykmtest.com\/french\/produit\/reference-colours-glasses\/","title":{"rendered":"Couleurs de r\u00e9f\u00e9rence Lunettes"},"content":{"rendered":"<p class=\"p2\"><span lang=\"TR\">Le test est r\u00e9alis\u00e9 notamment pour d\u00e9tecter si les sables naturels utilis\u00e9s dans la production de b\u00e9ton et de mortier contiennent des substances organiques d'origine v\u00e9g\u00e9tale. \u00c9tant donn\u00e9 que la teneur en mati\u00e8res organiques peut nuire au processus d'hydratation du ciment, le r\u00e9sultat du test permet de d\u00e9terminer directement si le mat\u00e9riau est adapt\u00e9 aux m\u00e9langes de b\u00e9ton. Ce test est d\u00e9fini dans les normes TS EN 1744-1 et ASTM C40. Au cours du test, un \u00e9chantillon de granulats fins est m\u00e9lang\u00e9 \u00e0 une solution d'hydroxyde de sodium (NaOH) 3% et laiss\u00e9 au repos pendant une p\u00e9riode d\u00e9termin\u00e9e. La couleur de la solution obtenue est compar\u00e9e aux couleurs standard de l'\u00e9chelle de couleurs de r\u00e9f\u00e9rence. Si la couleur obtenue est plus fonc\u00e9e que la couleur de r\u00e9f\u00e9rence, l'\u00e9chantillon est consid\u00e9r\u00e9 comme contenant des mati\u00e8res organiques. L'\u00e9chelle de couleurs de r\u00e9f\u00e9rence se compose de couleurs stables pr\u00e9par\u00e9es dans des tubes en plexiglas durables. L'\u00e9chelle de couleurs comprend 7 couleurs diff\u00e9rentes.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>L'\u00e9chelle de couleurs de r\u00e9f\u00e9rence est un dispositif de comparaison standard utilis\u00e9 pour d\u00e9terminer la pr\u00e9sence et la quantit\u00e9 de mati\u00e8res organiques dans les granulats fins.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[135,140],"product_tag":[],"class_list":{"0":"post-11439","1":"product","2":"type-product","3":"status-publish","5":"product_cat-aggregate","6":"product_cat-chemical-properties","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Reference Colours Glasses - YKM TEST<\/title>\n<meta name=\"description\" content=\"Reference Colour Scale detects and quantifies organic matter in fine aggregates for concrete and mortar, ensuring suitability for cement hydration.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/darkorchid-cheetah-525435.hostingersite.com\/product\/reference-colours-glasses\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Reference Colours Glasses\" \/>\n<meta property=\"og:description\" content=\"Reference Colour Scale detects and quantifies organic matter in fine aggregates for concrete and mortar, ensuring suitability for cement hydration.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/darkorchid-cheetah-525435.hostingersite.com\/product\/reference-colours-glasses\/\" \/>\n<meta property=\"og:site_name\" content=\"YKM TEST\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-23T12:10:14+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Prix\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n\t<meta name=\"twitter:label2\" content=\"Disponibilit\u00e9\" \/>\n\t<meta name=\"twitter:data2\" content=\"En stock\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/darkorchid-cheetah-525435.hostingersite.com\\\/product\\\/reference-colours-glasses\\\/\",\"url\":\"https:\\\/\\\/darkorchid-cheetah-525435.hostingersite.com\\\/product\\\/reference-colours-glasses\\\/\",\"name\":\"Reference Colours Glasses - 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