{"id":28157,"date":"2026-09-28T19:47:07","date_gmt":"2026-09-28T16:47:07","guid":{"rendered":"https:\/\/artrestorationsupplies.gr\/?post_type=product&#038;p=28157"},"modified":"2026-09-28T19:49:34","modified_gmt":"2026-09-28T16:49:34","slug":"rp-system-rp-k-rp-a-%ce%b1%cf%80%ce%bf%cf%81%cf%81%ce%bf%cf%86%ce%b7%cf%84%ce%ad%cf%82-%ce%bf%ce%be%cf%85%ce%b3%cf%8c%ce%bd%ce%bf%cf%85-%ce%b3%ce%b9%ce%b1-%ce%bc%ce%b1%ce%ba%cf%81%ce%bf","status":"publish","type":"product","link":"https:\/\/artrestorationsupplies.gr\/en\/product\/rp-system-rp-k-rp-a-%ce%b1%cf%80%ce%bf%cf%81%cf%81%ce%bf%cf%86%ce%b7%cf%84%ce%ad%cf%82-%ce%bf%ce%be%cf%85%ce%b3%cf%8c%ce%bd%ce%bf%cf%85-%ce%b3%ce%b9%ce%b1-%ce%bc%ce%b1%ce%ba%cf%81%ce%bf\/","title":{"rendered":"RP System RP-K \/ RP-A \u2013 RP Oxygen Absorbers for Long-Term Preservation"},"content":{"rendered":"<p>RP absorbers are not iron-based but use unsaturated organic compounds. They were developed specifically for preserving museum objects in sealed barrier-film packaging.<\/p>\n<ul>\n<li><strong>RP-K:<\/strong> removes oxygen without changing relative humidity; for hygroscopic materials (wood, paper, textiles, leather, rubber, plastics); contains activated carbon to capture SO\u2082, HCl, NH\u2083; composition: diatomaceous earth, PE, Ca(OH)\u2082, graphite<\/li>\n<li><strong>RP-A:<\/strong> removes oxygen and dries to almost 0% RH; for metals, electronics and archaeological finds; composition: zeolite, PE, activated carbon, CaO<\/li>\n<li>Air volumes: RP-1A 100 ml (30\u00d755 mm), RP-3K\/3A 300 ml (35\u00d7120 mm), RP-5A 500 ml (51\u00d7120 mm), RP-20K\/20A 2000 ml (35\u00d7120 mm)<\/li>\n<\/ul>\n<p class=\"ars-imp\"><strong>Made to order \u00b7 imported from abroad.<\/strong> This product is ordered from the manufacturer. The price already includes shipping; we confirm the delivery time by email before payment.<\/p>","protected":false},"excerpt":{"rendered":"<p>RP oxygen absorbers for long-term anoxic storage and pest control: RP-K for organic materials without changing the RH, RP-A for metals and electronics with simultaneous drying.<\/p>","protected":false},"featured_media":28164,"template":"","meta":[],"product_brand":[1330],"product_cat":[1107,1202,1103,1208],"product_tag":[],"class_list":["post-28157","product","type-product","status-publish","has-post-thumbnail","product_brand-rp-system","product_cat-1107","product_cat-ekthesi-apothikefsi-syskevasia-metafora","product_cat-1103","product_cat-1208","first","onbackorder","taxable","shipping-taxable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/product\/28157","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":1,"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/product\/28157\/revisions"}],"predecessor-version":[{"id":28431,"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/product\/28157\/revisions\/28431"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/media\/28164"}],"wp:attachment":[{"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/media?parent=28157"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/product_brand?post=28157"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/product_cat?post=28157"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/artrestorationsupplies.gr\/en\/wp-json\/wp\/v2\/product_tag?post=28157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}