{"id":611512,"date":"2024-11-05T22:56:15","date_gmt":"2024-11-05T22:56:15","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-284392011\/"},"modified":"2024-11-05T22:56:15","modified_gmt":"2024-11-05T22:56:15","slug":"iso-284392011","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-284392011\/","title":{"rendered":"ISO 28439:2011"},"content":{"rendered":"<p>L&#039;ISO 28439:2011 fournit des lignes directrices permettant de d\u00e9terminer la concentration en nombre et la distribution granulom\u00e9trique d&#039;a\u00e9rosols ultrafins et de nanoa\u00e9rosols au moyen de spectrom\u00e8tres de mobilit\u00e9 \u00e9lectrique (\u00e9galement appel\u00e9s analyseurs diff\u00e9rentiels de mobilit\u00e9). Seule la fraction de particules de l&#039;a\u00e9rosol est consid\u00e9r\u00e9e. Pour des a\u00e9rosols ultrafins et des nanoa\u00e9rosols, des m\u00e9triques d&#039;exposition telles que la concentration en nombre et en surface sont tr\u00e8s importantes. <\/p>\n<p>L&#039;ISO 28439:2011 fournit \u00e9galement des lignes directrices pour la d\u00e9termination de l&#039;exposition aux a\u00e9rosols ultrafins et aux nanoa\u00e9rosols sur le lieu de travail.<\/p>\n<p>En particulier, le syst\u00e8me d&#039;analyse diff\u00e9rentielle de mobilit\u00e9 (DMAS), d\u00e9sormais disponible aupr\u00e8s de plusieurs distributeurs, est pr\u00e9sent\u00e9. Les principes de fonctionnement, les probl\u00e8mes d&#039;\u00e9chantillonnage dans l&#039;environnement du lieu de travail, l&#039;\u00e9talonnage, l&#039;entretien du mat\u00e9riel, l&#039;incertitude de mesure, et le rapport des r\u00e9sultats de mesurage sont couverts.<\/p>\n<p>Des probl\u00e8mes potentiels et des limitations sont d\u00e9crits, qui n\u00e9cessitent d&#039;\u00eatre abord\u00e9s quand des valeurs limites sont fix\u00e9es et que des mesurages de conformit\u00e9 sont effectu\u00e9s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Air des lieux de travail \u2014 Caract\u00e9risation des a\u00e9rosols ultrafins\/nano a\u00e9rosols \u2014 D\u00e9termination de la distribution granulom\u00e9trique et de la concentration en nombre \u00e0 l&#8217;aide de syst\u00e8mes d&#8217;analyse diff\u00e9rentielle de mobilit\u00e9 \u00e9lectrique<\/b><\/p>\n<table style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/iso\/\"><b>ISO<\/b><\/a><\/td>\n<td>2011-04<\/td>\n<td>24<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":611522,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[204,2634],"product_tag":[],"class_list":{"0":"post-611512","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-13-040-30","7":"product_cat-iso","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/611512","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/611522"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=611512"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=611512"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=611512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}