{"id":26520,"date":"2026-10-08T17:35:31","date_gmt":"2026-10-08T09:35:31","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=26520"},"modified":"2026-11-06T10:55:34","modified_gmt":"2026-11-06T02:55:34","slug":"riboflavin-sodium-phosphate-supplier","status":"publish","type":"page","link":"https:\/\/collagensei.com\/it\/vitamins-supplier\/riboflavin-sodium-phosphate-supplier\/","title":{"rendered":"Riboflavin Sodium Phosphate Supplier"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"26520\" class=\"elementor elementor-26520\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c58ec4 e-con-full e-flex e-con e-parent\" data-id=\"8c58ec4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-00ba076 elementor-widget elementor-widget-html\" data-id=\"00ba076\" data-element_type=\"widget\" data-e-type=\"widget\" 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.g-card,\n.gensei-b2-page .g-pack-card,\n.gensei-b2-page .g-form-card,\n.gensei-b2-page table{\n  text-align:left;\n}\n.gensei-b2-page .g-fact{text-align:center;}\n.gensei-b2-page .g-inquiry-copy{text-align:left;}\n.gensei-b2-page .g-btn-primary,.gensei-b2-page a.g-btn-primary,.gensei-b2-page a.g-btn{color:var(--ast-global-color-4)!important}\n.gensei-b2-page .g-btn-primary:hover,.gensei-b2-page a.g-btn-primary:hover,.gensei-b2-page a.g-btn:hover{color:var(--ast-global-color-4)!important}\n.gensei-b2-page .g-form-card input[type=\"submit\"],.gensei-b2-page .g-form-card button[type=\"submit\"],.gensei-b2-page .g-form-panel input[type=\"submit\"],.gensei-b2-page .g-form-panel button[type=\"submit\"]{color:var(--ast-global-color-4)!important}\n<\/style>\n\n\n<div class=\"gensei-b2-page\">\n<section class=\"g-hero\"><div class=\"g-wrap g-hero-grid\">\n  <div><p class=\"g-eyebrow\">Vitamin B2 Ingredient \u00b7 Bulk Powder<\/p><h1>Riboflavin Sodium Phosphate Supplier<\/h1><p class=\"g-lead\">Riboflavin Sodium Phosphate is a phosphate form of Vitamin B2 used in nutritional formulations where this specific B2 form is required. It is distinct from conventional Riboflavin and is available from Gensei for bulk ingredient sourcing.<\/p><a class=\"g-btn\" href=\"#product-inquiry\">Request a Quote<\/a><\/div>\n  <div class=\"g-hero-image\" role=\"img\" aria-label=\"Riboflavin Sodium Phosphate (Vitamin B2)\" style=\"background-image:url('https:\/\/collagensei.com\/wp-content\/uploads\/2026\/09\/Riboflavin-Sodium-Phosphate.webp')\"><\/div>\n<\/div><\/section>\n\n<section class=\"g-section\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Product Identity<\/p><h2>Riboflavin 5\u2032-Phosphate Sodium \/ Vitamin B2<\/h2><p>Riboflavin Sodium Phosphate is also searched as Riboflavin 5 Phosphate Sodium, Riboflavin-5-Phosphate Sodium and FMN Sodium. The supplied COA identifies the ingredient as Riboflavin Sodium Phosphate, CAS 130-40-5.<\/p><\/div>\n  <div class=\"g-facts\"><div class=\"g-fact\"><span>COA Product Name<\/span><strong>Riboflavin Sodium Phosphate<\/strong><\/div><div class=\"g-fact\"><span>Common Synonym<\/span><strong>Riboflavin 5\u2032-Phosphate Sodium<\/strong><\/div><div class=\"g-fact\"><span>Vitamin Family<\/span><strong>Vitamin B2<\/strong><\/div><div class=\"g-fact\"><span>CAS Listed for Page<\/span><strong>130-40-5<\/strong><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section g-section-soft\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Quality Specification<\/p><h2>Riboflavin Sodium Phosphate Specification &amp; Batch Results<\/h2><p>Specification limits and lot-specific results for identity, related substances, elemental impurities, residual solvents, microbiological quality and Riboflavin assay on a dry basis.<\/p><\/div>\n  <div class=\"g-table-wrap\"><table><thead><tr><th>Test Item<\/th><th>Specification<\/th><th>Batch Result<\/th><\/tr><\/thead><tbody><tr><td>Description<\/td><td>Yellow to orange-yellow crystalline powder<\/td><td>Conforms<\/td><\/tr><tr><td>Identification \u2013 Fluorescence<\/td><td>Specified fluorescence response under long-wavelength UV<\/td><td>Conforms<\/td><\/tr><tr><td>Identification \u2013 Sodium Salt &amp; Phosphates<\/td><td>Specified sodium and phosphate reactions<\/td><td>Conforms<\/td><\/tr><tr><td>Free Riboflavin<\/td><td>\u2264 6.0%<\/td><td>4.1%<\/td><\/tr><tr><td>Riboflavin Diphosphate<\/td><td>\u2264 6.0%<\/td><td>3.1%<\/td><\/tr><tr><td>Inorganic Phosphate<\/td><td>\u2264 1.0%<\/td><td>0.23%<\/td><\/tr><tr><td>Specific Optical Rotation<\/td><td>+37.0\u00b0 to +42.0\u00b0<\/td><td>+39.6\u00b0<\/td><\/tr><tr><td>pH of 1.0% Solution<\/td><td>5.0\u20136.5<\/td><td>6.0<\/td><\/tr><tr><td>Lumiflavin<\/td><td>Absorbance \u2264 0.025<\/td><td>0.001<\/td><\/tr><tr><td>Sulphated Ash<\/td><td>\u2264 25.0%<\/td><td>21.9%<\/td><\/tr><tr><td>Loss on Drying<\/td><td>\u2264 7.5%<\/td><td>5.4%<\/td><\/tr><tr><td>Heavy Metals (as Pb)<\/td><td>\u2264 10 ppm<\/td><td>< 10 ppm<\/td><\/tr><tr><td>Cadmium<\/td><td>\u2264 1 ppm<\/td><td>< 0.005 ppm<\/td><\/tr><tr><td>Arsenic<\/td><td>\u2264 1 ppm<\/td><td>< 0.01 ppm<\/td><\/tr><tr><td>Lead<\/td><td>\u2264 2 ppm<\/td><td>< 0.02 ppm<\/td><\/tr><tr><td>Mercury<\/td><td>\u2264 0.1 ppm<\/td><td>< 0.005 ppm<\/td><\/tr><tr><td>Assay of Riboflavin on Dry Basis<\/td><td>73.0%\u201379.0%<\/td><td>75.4%<\/td><\/tr><tr><td>Methanol<\/td><td>\u2264 3000 ppm<\/td><td>55 ppm<\/td><\/tr><tr><td>Acetonitrile<\/td><td>\u2264 410 ppm<\/td><td>3 ppm<\/td><\/tr><tr><td>Pyridine<\/td><td>\u2264 200 ppm<\/td><td>5 ppm<\/td><\/tr><tr><td>Total Aerobic Microbial Count<\/td><td>\u2264 1000 CFU\/g<\/td><td>< 100 CFU\/g<\/td><\/tr><tr><td>Yeast &amp; Mold<\/td><td>\u2264 100 CFU\/g<\/td><td>< 10 CFU\/g<\/td><\/tr><tr><td>E. coli<\/td><td>Absence\/g<\/td><td>Not Detectable<\/td><\/tr><tr><td>Salmonella<\/td><td>Absence\/g<\/td><td>Not Detectable<\/td><\/tr><tr><td>Staphylococcus aureus<\/td><td>Absence\/g<\/td><td>Not Detectable<\/td><\/tr><\/tbody><\/table><\/div>\n  <p class=\"g-method-note\">COA reference: batch C312510801. The certificate states that the product complies with USP2024.<\/p>\n<\/div><\/section>\n\n<section class=\"g-section\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Formulation<\/p><h2>Working with Riboflavin Sodium Phosphate<\/h2><p>This Vitamin B2 phosphate form has its own handling, solubility and identity considerations and should not be treated as interchangeable with conventional Riboflavin.<\/p><\/div>\n  <div class=\"g-card-grid g-formulation-grid\"><div class=\"g-card\"><h3>Aqueous Formulations<\/h3><p>This phosphate sodium form can be considered when a formulation requires a different handling or solubility profile from conventional Riboflavin. Performance should be confirmed in the finished formulation system.<\/p><\/div><div class=\"g-card\"><h3>Light &amp; Moisture Protection<\/h3><p>The supplied COA specifies protection from light and moisture. Processing and packaging should preserve those handling conditions.<\/p><\/div>\n<div class=\"g-card\">\n  <h3>Hydrate State &amp; Molecular Weight<\/h3>\n  <p>Riboflavin 5\u2032-phosphate sodium is listed in both anhydrous and hydrated forms in chemical databases. Because molecular formula and molecular weight depend on hydrate state, purchasing specifications should follow the identity stated on the supplier COA or specification rather than applying a hydrate-specific value by default.<\/p>\n<\/div>\n<div class=\"g-card\"><h3>Assay Interpretation<\/h3><p>The COA reports assay as Riboflavin on a dry basis, with a specification of 73.0%\u201379.0%. This value should not be presented as generic product purity.<\/p><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section g-section-soft\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Applications<\/p><h2>Riboflavin Sodium Phosphate for Nutritional Formulations<\/h2><p>Common formulation uses include liquid systems, vitamin premixes and specialized nutritional products that specifically require the phosphate sodium form of Vitamin B2.<\/p><\/div>\n  <div class=\"g-card-grid\"><div class=\"g-card\"><h3>Liquid Supplement Systems<\/h3><p>Suitable for evaluation in aqueous or liquid systems where Riboflavin Sodium Phosphate is the specified Vitamin B2 form.<\/p><\/div><div class=\"g-card\"><h3>Vitamin Premixes<\/h3><p>Suitable for vitamin premixes when Riboflavin Sodium Phosphate is specified for the finished formulation.<\/p><\/div><div class=\"g-card\"><h3>Specialized Nutritional Formulations<\/h3><p>Suitable for nutritional formulations that specifically require Riboflavin Sodium Phosphate \/ FMN Sodium rather than conventional Riboflavin.<\/p><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Vitamin B2 Forms<\/p><h2>Riboflavin Sodium Phosphate vs. Riboflavin<\/h2><p>These are distinct Vitamin B2 ingredients with different identities, specifications and formulation characteristics.<\/p><\/div>\n  <div class=\"g-compare\"><div class=\"g-card\"><h3>Riboflavin Sodium Phosphate<\/h3><p>This is the phosphate sodium form of Vitamin B2, also known as Riboflavin 5\u2032-Phosphate Sodium or FMN Sodium.<\/p><\/div><div class=\"g-card\"><h3>Conventional Riboflavin<\/h3><p>Conventional Riboflavin is a separate Vitamin B2 ingredient with its own identity, specification and COA values.<\/p><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section g-section-soft\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Bulk Supply<\/p><h2>Bulk Riboflavin Sodium Phosphate Supply<\/h2><p>Gensei supplies Riboflavin Sodium Phosphate with batch documentation and 25 kg\/drum packing for commercial ingredient purchasing.<\/p><\/div>\n  <div class=\"g-packaging\">\n<div class=\"g-pack-card\"><p class=\"g-kicker\">Documentation<\/p><h3>USP2024-Referenced Batch COA<\/h3><p>The supplied certificate records identity, related substances, elemental impurities, residual solvents, microbiological tests and the USP2024 batch conclusion.<\/p><\/div>\n<div class=\"g-pack-card\"><p class=\"g-kicker\">Packaging &amp; Storage<\/p><h3>25 kg\/Drum<\/h3><p>The supplied COA lists 25 kg\/drum packaging.<\/p><p>Store in a well-closed container and protect from light and moisture, as stated on the certificate.<\/p><\/div>\n<\/div>\n<\/div><\/section>\n\n\n<section class=\"g-inquiry-section\" id=\"product-inquiry\">\n  <div class=\"g-wrap g-inquiry-grid\">\n    <div class=\"g-inquiry-copy\">\n      <div class=\"g-inquiry-pill\">Riboflavin Sodium Phosphate Ingredient Inquiry<\/div>\n      <h2>Request Bulk Riboflavin Sodium Phosphate Pricing<\/h2>\n      <p>Send your required quantity, destination and formulation type for current Riboflavin Sodium Phosphate specifications, documentation and bulk pricing.<\/p>\n      <div class=\"g-inquiry-points\"><span class=\"g-inquiry-point\">Specification<\/span><span class=\"g-inquiry-point\">Documentation<\/span><span class=\"g-inquiry-point\">Formulation<\/span><span class=\"g-inquiry-point\">Quotation<\/span><\/div>\n      <div class=\"g-quote-guide\">\n        <h3>For a Faster Quote<\/h3>\n        <p>Include the purchasing details below so we can prepare a more relevant commercial response.<\/p>\n        <div class=\"g-quote-grid\">\n          <div class=\"g-quote-item\"><strong>Required Quantity<\/strong><span>Share your estimated order quantity or purchasing volume.<\/span><\/div>\n          <div class=\"g-quote-item\"><strong>Destination Market<\/strong><span>Provide the destination country or region for the shipment.<\/span><\/div>\n          <div class=\"g-quote-item\"><strong>Finished-Product Format<\/strong><span>Tell us whether the project is a liquid, premix or another formulation.<\/span><\/div>\n          <div class=\"g-quote-item\"><strong>Qualification Needs<\/strong><span>Mention any specification, COA or supporting-document requirements.<\/span><\/div>\n        <\/div>\n        <p class=\"g-quote-note\"><strong>Still evaluating the formulation?<\/strong> Send the information already available, and our team can follow up on the remaining purchasing or technical details.<\/p>\n      <\/div>\n    <\/div>\n    <div class=\"g-form-card\">\n      <h3>Send Your Inquiry<\/h3>\n      <p class=\"g-form-intro\">Share your company details and purchasing requirements.<\/p>\n      \n<div class=\"wpcf7 no-js\" id=\"wpcf7-f74-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"74\">\n<div class=\"screen-reader-response\"><p 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