{"id":68287,"date":"2025-12-05T11:16:52","date_gmt":"2025-12-05T03:16:52","guid":{"rendered":"https:\/\/stark-water.com\/?p=68287"},"modified":"2026-03-26T17:13:30","modified_gmt":"2026-03-26T09:13:30","slug":"4040-ro-membrane","status":"publish","type":"post","link":"https:\/\/stark-water.com\/pl\/blog\/4040-ro-membrane\/","title":{"rendered":"In Stock: High-Performance 4040 RO Membranes"},"content":{"rendered":"<style>\n    \/* \u6838\u5fc3\u6837\u5f0f\u8868 - \u590d\u5236\u5373\u7528 *\/\n    .spec-table { width: 100%; border-collapse: collapse; margin: 25px 0; font-size: 16px; border: 1px solid #ddd; }\n    .spec-table th, .spec-table td { border: 1px solid #ddd; padding: 12px 15px; text-align: left; }\n    .spec-table th { background-color: #f8f9fa; font-weight: 700; color: #333; }\n    .spec-table tr:nth-child(even) { background-color: #f9f9f9; }\n    \n    \/* \u7d27\u6025\u63d0\u793a\u6846 *\/\n    .alert-box { \n        background-color: #fff3cd; \n        border: 1px solid #ffeeba; \n        color: #856404; \n        padding: 15px; \n        border-radius: 5px; \n        margin-bottom: 25px; \n        font-weight: 700; \n        text-align: center; \n        box-shadow: 0 2px 4px rgba(0,0,0,0.05);\n    }\n    \n    \/* \u8425\u9500\u4eae\u70b9\u6846 *\/\n    .highlight-box {\n        background-color: #e8f4fd;\n        border-left: 5px solid #0056b3;\n        padding: 25px;\n        margin: 30px 0;\n        border-radius: 0 5px 5px 0;\n    }\n    .highlight-box h3 { margin-top: 0; color: #0056b3; }\n    .highlight-box ul { margin-bottom: 0; }\n    \n    \/* CTA \u6309\u94ae\u5bb9\u5668 *\/\n    .cta-container {\n        display: flex;\n        flex-direction: column;\n        align-items: center;\n        gap: 20px;\n        margin-top: 40px;\n        background-color: #f4f6f8;\n        padding: 40px 20px;\n        border-radius: 8px;\n        border: 1px solid #e1e4e8;\n    }\n    \n    \/* WhatsApp \u6309\u94ae *\/\n    .btn-whatsapp {\n        background-color: #25D366;\n        color: #fff !important;\n        padding: 16px 30px;\n        text-decoration: none;\n        border-radius: 50px;\n        font-weight: 700;\n        font-size: 18px;\n        display: inline-flex;\n        align-items: center;\n        justify-content: center;\n        box-shadow: 0 4px 10px rgba(37, 211, 102, 0.3);\n        transition: all 0.3s ease;\n        width: 100%;\n        max-width: 380px;\n        border: none;\n    }\n    .btn-whatsapp:hover { \n        background-color: #128C7E; \n        transform: translateY(-2px);\n        box-shadow: 0 6px 14px rgba(37, 211, 102, 0.4);\n    }\n    \n    \/* \u8be2\u76d8\u6309\u94ae *\/\n    .btn-quote {\n        background-color: #0056b3;\n        color: #fff !important;\n        padding: 16px 30px;\n        text-decoration: none;\n        border-radius: 6px;\n        font-weight: 700;\n        font-size: 18px;\n        display: inline-flex;\n        align-items: center;\n        justify-content: center;\n        width: 100%;\n        max-width: 380px;\n        transition: background-color 0.3s;\n    }\n    .btn-quote:hover { background-color: #004494; }\n\n    \/* \u54cd\u5e94\u5f0f\u9002\u914d *\/\n    @media (min-width: 768px) {\n        .cta-container { flex-direction: row; justify-content: center; }\n    }\n<\/style>\n<\/head>\n<body>\n\n<div class=\"alert-box\">\n    \ud83d\udd25 STOCK ALERT: Only 100 Units Remaining. First Come, First Served.\n<\/div>\n\n<h1>[Sale] 100 Units of High-Performance 4040 RO Membranes Ready to Ship<\/h1>\n\n<p>In the water treatment industry, waiting 4-6 weeks for production can mean costly downtime. Stark Water helps you beat the lead time.<\/p>\n\n<p>We have successfully secured a <strong>spot inventory of 100 units<\/strong> of our premium <strong>4040 RO Membranes<\/strong>. Packed securely and sitting in our warehouse, these elements are ready for <strong>immediate dispatch<\/strong> upon order confirmation.<\/p>\n\n<div class=\"highlight-box\">\n    <h3>\ud83d\ude80 Why Buy This Batch?<\/h3>\n    <ul>\n        <li><strong>Zero Lead Time:<\/strong> Don&#8217;t wait. We ship as soon as payment is confirmed.<\/li>\n        <li><strong>Bulk Discount:<\/strong> Order <strong>10+ units<\/strong> to unlock our exclusive wholesale pricing.<\/li>\n        <li><strong>High Performance:<\/strong> Verified 99.2% salt rejection rate for industrial-grade purity.<\/li>\n    <\/ul>\n    <p><strong>Ideal Applications:<\/strong> Commercial RO systems, Spot-free car wash, Laboratory water pre-treatment, and Beverage bottling.<\/p>\n<\/div>\n\n<h2>Technical Specifications (Verified Batch Data)<\/h2>\n\n<p>Transparency is key. The following specifications are based on the actual performance test data of the current stock batch (LP-4040):<\/p>\n\n<table class=\"spec-table\">\n    <thead>\n        <tr>\n            <th colspan=\"2\">Stark 4040 RO Membrane Specification<\/th>\n        <\/tr>\n    <\/thead>\n    <tbody>\n        <tr>\n            <td><strong>Model Type<\/strong><\/td>\n            <td>LP-4040 (Polyamide Composite Material)<\/td>\n        <\/tr>\n        <tr>\n            <td><strong>Wymiary<\/strong><\/td>\n            <td>Standard 4040 (Length: 1016mm | Diameter: 100mm)<\/td>\n        <\/tr>\n        <tr>\n            <td><strong>Effective RO Membrane Area<\/strong><\/td>\n            <td>7.8 m\u00b2<\/td>\n        <\/tr>\n        <tr>\n            <td><strong>Average Water Production<\/strong><\/td>\n            <td>5L\/MIN (~1900 GPD)<\/td>\n        <\/tr>\n        <tr>\n            <td><strong>Wsp\u00f3\u0142czynnik odrzucenia soli<\/strong><\/td>\n            <td>Average: 99.2% (Minimum: 99%)<\/td>\n        <\/tr>\n        <tr>\n            <td><strong>Test Pressure<\/strong><\/td>\n            <td>0.9 MPa (Energy Saving Low Pressure)<\/td>\n        <\/tr>\n        <tr>\n            <td><strong>pH Tolerance<\/strong><\/td>\n            <td>Operating Range: 3-10 | Cleaning Range: 2-11<\/td>\n        <\/tr>\n    <\/tbody>\n<\/table>\n<p style=\"font-size: 0.9em; color: #666; font-style: italic;\">*Performance tested at 25\u00b0C, 1000ppm NaCl solution. Actual flow may vary \u00b115%.<\/p>\n\n<h2>Secure Your Order Now<\/h2>\n\n<p>This is a limited-time offer for the 100 units currently in stock. Once sold, standard production timelines will resume. Whether you need a single replacement or a full pallet, act fast.<\/p>\n\n<div class=\"cta-container\">\n    <a href=\"https:\/\/api.whatsapp.com\/send\/?phone=8618520151000&#038;text=Hi%20Zora%2C%20I%20saw%20your%20In-Stock%20article%20about%20LP-4040%20Membranes.%20Do%20you%20still%20have%20stock%3F%20I%20am%20interested%20in%20the%20bulk%20discount.&#038;type=phone_number&#038;app_absent=0\" class=\"btn-whatsapp\" target=\"_blank\" rel=\"noopener\">\n        <span style=\"margin-right: 10px; font-size: 22px;\">\ud83d\udcf1<\/span> Chat on WhatsApp\n    <\/a>\n\n    <a href=\"https:\/\/stark-water.com\/pl\/request-a-quote\/\" class=\"btn-quote\" target=\"_blank\">\n        \ud83d\udce7 Request Official Quote\n    <\/a>\n<\/div>\n\n<p style=\"text-align: center; margin-top: 15px; color: #555;\">\n    <em>Need help selecting? Our engineers are online via WhatsApp to assist instantly.<\/em>\n<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-1024x1024.png\" alt=\"4040 Membrana RO\" class=\"wp-image-68293\" title=\"\" srcset=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-1024x1024.png 1024w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-300x300.png 300w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-150x150.png 150w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-768x768.png 768w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-1536x1536.png 1536w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-12x12.png 12w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-600x600.png 600w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe-100x100.png 100w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/12\/\u6709\u4e8c\u7ef4\u7801\u8425\u9500\u56fe.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">4040 Membrana RO<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<p>\ud83d\udd25 STOCK ALERT: Only 100 Units Remaining. First Come, First Served. [Sale] 100 Units of High-Performance 4040 RO Membranes Ready [&hellip;]<\/p>","protected":false},"author":1,"featured_media":68293,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_joinchat":[],"footnotes":""},"categories":[57],"tags":[223],"class_list":["post-68287","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-covna-stark-activities","tag-4040-ro-membrane"],"acf":[],"_links":{"self":[{"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/posts\/68287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/comments?post=68287"}],"version-history":[{"count":5,"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/posts\/68287\/revisions"}],"predecessor-version":[{"id":68672,"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/posts\/68287\/revisions\/68672"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/media\/68293"}],"wp:attachment":[{"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/media?parent=68287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/categories?post=68287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stark-water.com\/pl\/wp-json\/wp\/v2\/tags?post=68287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}