{"id":716348,"date":"2026-05-05T02:46:31","date_gmt":"2026-05-05T02:46:31","guid":{"rendered":"https:\/\/immunomart.com\/?post_type=product&p=716348"},"modified":"2026-05-05T02:46:31","modified_gmt":"2026-05-05T02:46:31","slug":"calcein-high-purity","status":"publish","type":"product","link":"https:\/\/immunomart.com\/product\/calcein-high-purity\/","title":{"rendered":"Calcein (High Purity)"},"content":{"rendered":"<p>Calcein is a highly negatively charged, water-soluble fluorescein derivative. Its fluorescence is nearly independent of pH in the range between 6.5 and 12. The dye can be introduced into cells by microinjection and is useful for cell tracing and for the study of cell membrane integrity and fusion. Biotium also offers calcein AM, the membrane-permeant version of calcein that hydrolyzes into calcein once inside cells.\u00a0 <\/p>\n<ul>\u00a0 <\/p>\n<li>&amp;lamba;Ex\/&amp;lamba;Em = 494\/517 nm (pH 8).<\/li>\n<p>\u00a0 <\/p>\n<li>\u03b5 = 75,000<\/li>\n<p>\u00a0 <\/p>\n<li>Yellow-orange solid soluble in DMSO, DMF or pH&gt;6 water<\/li>\n<p>\u00a0 <\/p>\n<li>Store at 4\u00b0C and protect from light<\/li>\n<p>\u00a0 <\/p>\n<li>C<sub>30<\/sub>H<sub>26<\/sub>N<sub>2<\/sub>O<sub>13<\/sub><\/li>\n<p>\u00a0 <\/p>\n<li>MW: 623<\/li>\n<p>\u00a0 <\/p>\n<li>[154071-48-4]<\/li>\n<p>\u00a0 <\/ul>\n<h3>Handling<\/h3>\n<p>Store with desiccant; Protect from light<\/p>\n<div style=\"margin:18px 0 4px;padding:11px 14px;background:#fdf4f4;border:1px solid #e6bdbd;border-left:3px solid #c41e3a;border-radius:4px;font-size:13px;line-height:1.55;color:#3a3a3a\"><strong style=\"color:#8a1524\">For Research Use Only (RUO).<\/strong> This product is sold strictly for laboratory research use only. <strong>Not for human or veterinary consumption, therapeutic, or diagnostic use.<\/strong> Any pharmacological, therapeutic, cosmetic, or biological effects described above are provided as research context only and do not represent intended or approved uses of this product.<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Calcein is a highly negatively charged, water-soluble fluorescein derivative. Its fluorescence is nearly independent of pH in the range between 6.5 and 12. The dye can be introduced into cells by microinjection and is useful for cell tracing and for the study of cell membrane integrity and fusion. Biotium also offers calcein AM, the membrane-permeant [&hellip;]<\/p>\n","protected":false},"featured_media":715093,"template":"","meta":{"_acf_changed":false,"ep_exclude_from_search":false},"product_brand":[1638],"product_cat":[1664,1693],"product_tag":[],"class_list":{"0":"post-716348","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-biotium","7":"product_cat-biotium-cytosolic-tracers","8":"product_cat-dextrans-other-fluid-phase-tracers","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product\/716348","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/media\/715093"}],"wp:attachment":[{"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/media?parent=716348"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product_brand?post=716348"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product_cat?post=716348"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/immunomart.com\/wp-json\/wp\/v2\/product_tag?post=716348"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}