{"id":6017,"date":"2026-04-20T11:34:32","date_gmt":"2026-04-20T11:34:32","guid":{"rendered":"https:\/\/cartapro.pl\/?post_type=product&#038;p=6017"},"modified":"2026-04-28T11:17:25","modified_gmt":"2026-04-28T11:17:25","slug":"clear-envelope-folders-for-photos-documents-shaped-transparent","status":"publish","type":"product","link":"https:\/\/cartapro.pl\/en\/produkt\/klug-obwoluty-koperty-na-fotografie-dokumenty-u-ksztaltne-przezroczyste\/","title":{"rendered":"KLUG \u2013 Photo\/Document Sleeves \u2013 U-shaped \u2013 Transparent"},"content":{"rendered":"<p data-start=\"54\" data-end=\"126\"><strong data-start=\"54\" data-end=\"126\">U-type photographic envelopes made of transparent archival paper<\/strong><\/p>\n<p data-start=\"128\" data-end=\"348\">The U-type photographic envelopes are made from transparent, archival, acid-free paper. The opening of the envelope is on the longer side, which allows for easy insertion and removal of materials.<\/p>\n<p data-start=\"350\" data-end=\"445\">They are intended for the long-term archiving of photographs, negatives, and glass slides.<\/p>\n<p data-start=\"496\" data-end=\"706\">Both the paper and the adhesive meet the requirements of the Photographic Activity Test (PAT) according to ISO 18916, confirming their full suitability for professional archival purposes in museums, archives, and libraries.<\/p>","protected":false},"excerpt":{"rendered":"<p>Obwoluty fotograficzne typu U z przezroczystego papieru archiwalnego Obwoluty fotograficzne typu U wykonane s\u0105 z przezroczystego papieru archiwalnego, pozbawionego buforu alkalicznego. Otw\u00f3r koperty znajduje si\u0119 po d\u0142u\u017cszej stronie, co u\u0142atwia wygodne umieszczanie i wyjmowanie materia\u0142\u00f3w. Przeznaczone s\u0105 do d\u0142ugoterminowego archiwizowania fotografii, negatyw\u00f3w oraz slajd\u00f3w na szkle. Zar\u00f3wno papier, jak i klej spe\u0142niaj\u0105 wymagania Photographic Activity [&hellip;]<\/p>\n","protected":false},"featured_media":6028,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[24,25,79],"product_tag":[],"class_list":["post-6017","product","type-product","status-publish","has-post-thumbnail","product_cat-przechowywanie-i-archiwizacja","product_cat-koszulki-teczki-obwoluty-archiwalne","product_cat-archiwizacja-zdjec-i-kliszy","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/product\/6017","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/comments?post=6017"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/media\/6028"}],"wp:attachment":[{"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/media?parent=6017"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/product_brand?post=6017"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/product_cat?post=6017"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cartapro.pl\/en\/wp-json\/wp\/v2\/product_tag?post=6017"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}