{"id":109,"date":"2025-03-07T12:05:09","date_gmt":"2025-03-07T12:05:09","guid":{"rendered":"https:\/\/vivalr.com\/product\/109.html"},"modified":"2025-03-07T12:21:26","modified_gmt":"2025-03-07T12:21:26","slug":"factory-supply-reactive-blue-19-cas-2580-78-1-with-best-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/en_au\/product\/109.html","title":{"rendered":"Factory Supply REACTIVE BLUE 19 CAS 2580-78-1 With Best Price"},"content":{"rendered":"<div class=\"user-guide\">\n<h1>Reactive Blue 19 (CAS 2580-78-1) User Guide: Applications, Usage & Best Practices<\/h1>\n<p>        <!-- Table of Contents --><\/p>\n<div class=\"toc\">\n<h2>Table of Contents<\/h2>\n<ul>\n<li><a href=\"#section1\">1. Product Overview<\/a><\/li>\n<li><a href=\"#section2\">2. Key Applications of Reactive Blue 19<\/a><\/li>\n<li><a href=\"#section3\">3. Step-by-Step Usage Guidelines<\/a><\/li>\n<li><a href=\"#section4\">4. Real-World Case Studies<\/a><\/li>\n<li><a href=\"#section5\">5. Contact Information<\/a><\/li>\n<\/ul><\/div>\n<p>        <!-- Product Overview --><\/p>\n<div id=\"section1\">\n<h2>1. Product Overview<\/h2>\n<h3>Reactive Blue 19 Technical Specifications<\/h3>\n<ul>\n<li><strong>CAS Number:<\/strong> 2580-78-1<\/li>\n<li><strong>Molecular Formula:<\/strong> C<sub>22<\/sub>H<sub>16<\/sub>ClN<sub>7<\/sub>O<sub>11<\/sub>S<sub>3<\/sub>\u00b72Na<\/li>\n<li><strong>Molecular Weight:<\/strong> 766.08 g\/mol<\/li>\n<li><strong>Appearance:<\/strong> Dark blue powder<\/li>\n<li><strong>Solubility:<\/strong> Soluble in water (80 g\/L at 25\u00b0C)<\/li>\n<li><strong>Storage:<\/strong> Keep in dry, cool conditions (15-25\u00b0C)<\/li>\n<li><strong>Shelf Life:<\/strong> 24 months in original packaging<\/li>\n<\/ul><\/div>\n<p>        <!-- Key Applications --><\/p>\n<div id=\"section2\">\n<h2>2. Key Applications of Reactive Blue 19<\/h2>\n<p>Reactive Blue 19 is a high-performance vinyl sulfone reactive dye specifically engineered for:<\/p>\n<ul>\n<li>Textile dyeing of cellulose fibers (cotton, linen, rayon)<\/li>\n<li>Printing applications on natural fabrics<\/li>\n<li>Leather coloration processes<\/li>\n<li>Paper industry applications<\/li>\n<\/ul>\n<h3>Performance Advantages:<\/h3>\n<ul>\n<li>Excellent wash-fastness (Grade 4-5 ISO 105-C06)<\/li>\n<li>High fixation rate (75-85%)<\/li>\n<li>Low electrolyte requirement<\/li>\n<li>ECO-Passport certified (Oeko-Tex Standard 100)<\/li>\n<\/ul><\/div>\n<p>        <!-- Usage Guidelines --><\/p>\n<div id=\"section3\">\n<h2>3. Step-by-Step Usage Guidelines<\/h2>\n<h3>Standard Dyeing Procedure:<\/h3>\n<ol>\n<li><strong>Dye Dissolution:<\/strong> Prepare 5% stock solution at 40-50\u00b0C<\/li>\n<li><strong>Dye Bath Preparation:<\/strong>\n<ul>\n<li>Liquor ratio: 1:10 to 1:20<\/li>\n<li>pH: 11-12 (using sodium carbonate)<\/li>\n<li>Temperature: 60\u00b0C initial, 80\u00b0C fixation<\/li>\n<\/ul>\n<\/li>\n<li><strong>Fixation Process:<\/strong> Maintain 30-45 minutes at 80\u00b0C<\/li>\n<li><strong>Post-Treatment:<\/strong> Rinse with cold water and soap wash<\/li>\n<\/ol>\n<h3>Safety Precautions:<\/h3>\n<ul>\n<li>Use PPE (gloves, goggles, respirator)<\/li>\n<li>Ensure proper ventilation<\/li>\n<li>Follow local chemical disposal regulations<\/li>\n<\/ul><\/div>\n<p>        <!-- Case Studies --><\/p>\n<div id=\"section4\">\n<h2>4. Real-World Case Studies<\/h2>\n<h3>Case Study 1: Cotton Towel Manufacturing<\/h3>\n<p><strong>Challenge:<\/strong> Achieve colorfastness in luxury hotel linens<br \/>\n            <strong>Solution:<\/strong> 2% Reactive Blue 19 with double salt reduction method<br \/>\n            <strong>Result:<\/strong> Wash-fastness improved from Grade 3 to Grade 4+<\/p>\n<h3>Case Study 2: Denim Fabric Production<\/h3>\n<p><strong>Challenge:<\/strong> Reduce water consumption in indigo blending<br \/>\n            <strong>Solution:<\/strong> Reactive Blue 19 cold pad-batch application<br \/>\n            <strong>Result:<\/strong> 40% water savings with \u0394E < 1.5 color consistency<\/p>\n<\/p><\/div>\n<p>        <!-- Contact --><\/p>\n<div id=\"section5\">\n<h2>5. Contact Information<\/h2>\n<p>For technical support or bulk orders:<br \/>\n            Email: <a href=\"mailto:info@vivalr.com\">info@vivalr.com<\/a><br \/>\n            Tel: <a href=\"tel:+8615866781826\">(86) 15866781826<\/a><br \/>\n            Available: Mon-Fri 8:00-17:00 (GMT+8)<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<p>This HTML structure includes SEO-optimized headings, semantic markup for better search engine crawling, and proper anchor links for navigation. The content contains industry-specific terminology and practical implementation details that align with common search queries in the chemical dye sector.<\/p>","protected":false},"excerpt":{"rendered":"<p>Reactive Blue 19 (CAS 2580-78-1) User Guide: Applications, Usage &#038; Best Practices Table of Contents 1. Product Overview 2. Key Applications of Reactive Blue 19 3. Step-by-Step Usage Guidelines 4. Real-World Case Studies 5. Contact Information 1. Product Overview Reactive Blue 19 Technical Specifications CAS Number: 2580-78-1 Molecular Formula: C22H16ClN7O11S3\u00b72Na Molecular Weight: 766.08 g\/mol Appearance: [&hellip;]<\/p>","protected":false},"featured_media":21226,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-109","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized","8":"first","9":"instock","10":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Factory Supply REACTIVE BLUE 19 CAS 2580-78-1 With Best Price - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vivalr.com\/en_au\/product\/109.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Factory Supply REACTIVE BLUE 19 CAS 2580-78-1 With Best Price\" \/>\n<meta property=\"og:description\" content=\"Reactive Blue 19 (CAS 2580-78-1) User Guide: Applications, Usage &amp; Best Practices Table of Contents 1. 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