{"id":664,"date":"2025-07-23T01:40:28","date_gmt":"2025-07-23T01:40:28","guid":{"rendered":"https:\/\/snowhouse.ca\/produit\/marc-7000-tritium-bubbler-with-4-vials-oven\/"},"modified":"2026-02-03T14:58:07","modified_gmt":"2026-02-03T14:58:07","slug":"marc-7000-tritium-bubbler-with-4-vials-oven","status":"publish","type":"product","link":"https:\/\/snowhouse.ca\/fr\/produit\/environmental-monitoring\/tritium-h3-air-monitoring\/marc-7000-tritium-bubbler-with-4-vials-oven\/","title":{"rendered":"MARC 7000"},"content":{"rendered":"<p><u><strong>BULB\u00c9RATEUR DE TRIITIUM AVEC 4 FLACONS<\/strong><\/u><\/p>\n<p>Le tritium a toujours \u00e9t\u00e9 pr\u00e9sent dans notre environnement. Il se forme naturellement dans les hautes couches de l&#039;atmosph\u00e8re et retombe sur Terre sous forme de pluie. Cependant, le d\u00e9veloppement des activit\u00e9s humaines entra\u00eenant sa production peut pr\u00e9senter un risque pour la sant\u00e9 humaine. Le tritium est faiblement radioactif. La limite de concentration d\u00e9riv\u00e9e admissible pour un \u00eatre humain expos\u00e9 au tritium est de 8,105 Bq\/m\u00b3 pour l&#039;eau et de 1,1010 Bq\/m\u00b3 pour le gaz. Il est donc essentiel de v\u00e9rifier en permanence le bon fonctionnement de nos \u00e9quipements nucl\u00e9aires en contr\u00f4lant le tritium dans tous les lieux o\u00f9 il est rejet\u00e9 dans l&#039;environnement (industrie de l&#039;armement, centrales nucl\u00e9aires, etc.).<\/p>\n<p>L&#039;appareil MARC 7000 est con\u00e7u pour pr\u00e9lever le tritium contenu dans un volume d&#039;air (gaz H\u2083, eau triti\u00e9e HTO ou tritium li\u00e9 \u00e0 des mati\u00e8res organiques). La vapeur d&#039;eau triti\u00e9e est pi\u00e9g\u00e9e dans les deux premiers flacons d&#039;alimentation par barbotage. Pour pi\u00e9ger le tritium li\u00e9 \u00e0 des mati\u00e8res organiques, une r\u00e9action d&#039;oxydation est d\u00e9clench\u00e9e dans le four. Un catalyseur est utilis\u00e9 pour abaisser le niveau de combustion. Le tritium r\u00e9agit alors chimiquement pour former de la vapeur d&#039;eau triti\u00e9e, qui est pi\u00e9g\u00e9e dans les flacons d&#039;alimentation n\u00b0\u00a03 et 4. Apr\u00e8s un certain temps, la quantit\u00e9 d&#039;eau triti\u00e9e contenue dans les flacons est mesur\u00e9e en laboratoire. La quantit\u00e9 de tritium mesur\u00e9e est proportionnelle au volume d&#039;air ayant travers\u00e9 l&#039;appareil.<\/p>\n<p>CONFORMIT\u00c9 \u00c0 LA NORME NF M60-312<\/p>\n<p><strong>\u00a0Avantages<\/strong><\/p>\n<p>1. EXCELLENTE EFFICACIT\u00c9 DE PI\u00c9GEAGE (proche de 99%).<br \/>\n2. SYST\u00c8ME DE REFROIDISSEMENT POUR AUGMENTER LA LONGUEUR D&#039;\u00c9CHANTILLONNAGE (option).<br \/>\n3. BON PRIX.<br \/>\n4. \u00c9VOLUTION CONSTANTE DU PRODUIT.<br \/>\n5. FACILE \u00c0 UTILISER.<br \/>\n6. CONNECTABLE \u00c0 TOUTES LES LIGNES D&#039;\u00c9CHANTILLONNAGE.<\/p>","protected":false},"excerpt":{"rendered":"<p>High-Performance Tritium Air Sampler<\/p>","protected":false},"featured_media":665,"template":"","meta":[],"product_brand":[558],"product_cat":[97,208],"product_tag":[],"document":[515],"class_list":{"0":"post-664","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-sdec-france","7":"product_cat-environmental-monitoring","8":"product_cat-tritium-h3-air-monitoring","9":"document-https-affichez-vous-com-pdf-sdec_marc7000_en_2019-pdf","11":"first","12":"instock","13":"purchasable","14":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>MARC 7000 - SnowHouse<\/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:\/\/snowhouse.ca\/fr\/product\/environmental-monitoring\/tritium-h3-air-monitoring\/marc-7000-tritium-bubbler-with-4-vials-oven\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MARC 7000 - 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