{"id":10960,"date":"2026-03-29T16:44:49","date_gmt":"2026-03-29T09:44:49","guid":{"rendered":"https:\/\/chemicalexpressth.com\/?p=10960"},"modified":"2026-08-11T15:45:14","modified_gmt":"2026-08-11T08:45:14","slug":"solid-buffers-bioprocess-chemicals-merck","status":"publish","type":"post","link":"https:\/\/chemicalexpressth.com\/th\/articles\/product-guide-articles\/solid-buffers-bioprocess-chemicals-merck\/","title":{"rendered":"Solid Buffers &#038; Bioprocess Chemicals by Merck: High-Performance Solutions for Downstream Processing &#038; Formulation"},"content":{"rendered":"<style>  .chx-standalone-article h1 {       color: #222 !important;       line-height: 1.2 !important;       font-weight: bold !important;       text-align: center !important;       margin-top: 40px !important;       margin-bottom: 30px !important;      text-transform: none !important;   }  .chx-standalone-article h2 {      color: #24326d !important;      font-weight: bold !important;      text-transform: none !important; 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}  }<\/style>\n<div class=\"chx-standalone-article\">\n<div data-elementor-type=\"wp-post\" data-elementor-id=\"10960\" class=\"elementor elementor-10960\" data-elementor-post-type=\"post\">\n<div class=\"elementor-element elementor-element-4e47660b e-flex e-con-boxed e-con e-parent\" data-id=\"4e47660b\" data-element_type=\"container\" data-e-type=\"container\">\n<div class=\"e-con-inner\">\n<div class=\"elementor-element elementor-element-2e4aa7b elementor-widget elementor-widget-text-editor\" data-id=\"2e4aa7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<h1>Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation<\/h1>\n<div style=\"margin-bottom: 32px; text-align: center;\"><img decoding=\"async\" class=\"lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img decoding=\"async\" class=\"lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img decoding=\"async\" class=\"lazyload lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img decoding=\"async\" class=\"lazyload lazyload lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img decoding=\"async\" class=\"lazyload lazyload lazyload lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img decoding=\"async\" class=\"lazyload lazyload lazyload lazyload lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img decoding=\"async\" class=\"lazyload lazyload lazyload lazyload lazyload lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img data-src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" decoding=\"async\" class=\"lazyload lazyload lazyload lazyload lazyload lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><noscript><img decoding=\"async\" class=\"lazyload lazyload lazyload lazyload lazyload lazyload lazyload\" style=\"width: 100%; max-width: 800px; height: auto; border-radius: 0px !important;\" src=\"https:\/\/chemicalexpressth.com\/wp-content\/uploads\/2026\/03\/image-189.jpg\" alt=\"Solid Buffers &amp; Bioprocess Chemicals by Merck for Downstream Processing &amp; Formulation\"><\/noscript><\/noscript><\/noscript><\/noscript><\/noscript><\/noscript><\/noscript><\/noscript><\/div>\n<p>Pharma and biopharma manufacturers demand high-quality, consistent raw materials to meet rigorous production and regulatory standards. Solid Buffers and Bioprocess Chemicals from Merck provide high product consistency, robust process control, and tailored solutions used in monoclonal antibody, plasma, vaccine, and gene therapy applications. Explore how these solutions address efficiency, risk mitigation, and documentation needs.<\/p>\n<h2>Why Choose Solid Buffers and Bioprocess Chemicals from Merck<\/h2>\n<ul>\n<li><strong>High product consistency:<\/strong> Supports reproducible processing through robust process control within a comprehensive global Quality Management System.<\/li>\n<li><strong>Comprehensive buffer offering:<\/strong> Provides access to a comprehensive buffer offering across different quality levels for needs ranging from early upstream non-GMP to high risk excipient applications.<\/li>\n<li><strong>Risk mitigation:<\/strong> Supports regulatory compliance, process control, and supply chain transparency through documentation aligned with the IPEC-PQG GMP Guide and\/or EXCiPACT\u2122 Certification.<\/li>\n<li><strong>Process efficiency:<\/strong> Developed to improve process efficiency and support operator safety with standard and tailored solutions, including granulated and right-size weighed material options designed to reduce caking.<\/li>\n<\/ul>\n<h2>Product Structure and Portfolio Levels<\/h2>\n<ul>\n<li><strong>Solid Buffers:<\/strong> Buffer materials used in downstream mAb processing applications.<\/li>\n<li><strong>Bioprocess Chemicals:<\/strong> Chemicals used in downstream processing and purification of biologics.<\/li>\n<li><strong>Emprove\u00ae chemicals portfolio:<\/strong> The offering is available within the Emprove\u00ae platform.<\/li>\n<li><strong>Emprove\u00ae Evolve:<\/strong> Positioned for early biopharmaceutical manufacturing stages as a bridge between lab-grade and GMP compliant materials with supply chain transparency and documentation.<\/li>\n<li><strong>Emprove\u00ae Essential:<\/strong> Positioned for moderate-risk applications with compliance to the IPEC-PQG GMP Guide and\/or EXCiPACT\u2122 Certification together with supply chain transparency and regulatory support.<\/li>\n<li><strong>Emprove\u00ae Expert:<\/strong> Positioned for higher-risk applications requiring the lowest microbiological and endotoxin levels to support risk mitigation strategies.<\/li>\n<li><strong>Standard and tailored solutions:<\/strong> Options include powder blending, quality support, dedicated testing protocols, and specific packaging options such as direct dispense and DRYPOUR packaging system.<\/li>\n<li><strong>Material format options:<\/strong> The portfolio includes granulated materials with reduced caking behavior and right size weighed products in bags, specifically developed to increase process efficiency and support operator safety.<\/li>\n<\/ul>\n<h2>Applications and Use Cases<\/h2>\n<ul>\n<li><strong>Monoclonal antibody processing:<\/strong> Used to guide monoclonal antibodies from upstream processing to final fill, including mAb modification and stabilization.<\/li>\n<li><strong>Biologics downstream processing:<\/strong> Used in downstream processing and purification of biologics.<\/li>\n<li><strong>Plasma processes:<\/strong> Used in plasma manufacturing workflows to support yield optimization and controlled processing conditions.<\/li>\n<li><strong>Vaccines and gene therapy manufacturing:<\/strong> Used in vaccine and gene therapy workflows to support purification, process control, and development efficiency, including applications supported by enzymes like Benzonase\u00ae endonuclease.<\/li>\n<li><strong>Bacterial fermentation:<\/strong> Used across steps from reactor to final product, including purification and modification.<\/li>\n<\/ul>\n<h2>Products Listed Under Solid Buffers and Bioprocess Chemicals<\/h2>\n<h3>Biological Buffers<\/h3>\n<div class=\"res-table-wrapper\">\n<table style=\"width: 100%; border-collapse: collapse; font-family: ; border: 1px solid #ddd;\">\n<thead>\n<tr style=\"background-color: #24326d; color: #ffffff;\">\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product Name<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\">MQ Level<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Tris<\/td>\n<\/tr>\n<tr>\n<td>Tris<\/td>\n<td>Tris(hydroxymethyl)aminomethane (Trometamol) Emprove\u00ae Expert Ph Eur, BP, ChP, JPC, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Tris<\/td>\n<td>Tris(hydroxymethyl)aminomethane (Trometamol) high purity Emprove\u00ae Expert Ph Eur, BP, ChP, JPC, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Tris<\/td>\n<td>Tris(hydroxymethyl)aminomethane Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Tris HCl<\/td>\n<td>Tris(hydroxymethyl)aminomethane hydrochloride high purity Emprove\u00ae Expert<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Tris HCl<\/td>\n<td>TRIS hydrochloride Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Tricine<\/td>\n<td>N-[Tris(hydroxymethyl)methyl]glycine Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Bis Tris<\/td>\n<\/tr>\n<tr>\n<td>Bis Tris HCl<\/td>\n<td>2,2-Bis(hydroxymethyl)-2,2&#8242;,2&#8221;-nitrilotriethanol hydrochloride Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Bis Tris<\/td>\n<td>2,2-Bis(hydroxymethyl)-2,2&#8242;,2&#8221;-nitrilotriethanol Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Bis Tris propane<\/td>\n<td>1,3-Bis[tris(hydroxymethyl)methylamino]propane Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">HEPES<\/td>\n<\/tr>\n<tr>\n<td>HEPES<\/td>\n<td>2-[4-(2-Hydroxyethyl)-1-piperazinyl]-ethanesulfonic acid buffer substance HEPES Emprove\u00ae Expert<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>HEPES<\/td>\n<td>2-[4-(2-Hydroxyethyl)-1-piperazinyl]-ethanesulfonic acid buffer substance HEPES Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>HEPES sodium<\/td>\n<td>2-[4-(2-Hydroxyethyl)-1-piperazinyl]-ethanesulfonic acid sodium salt Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">MES<\/td>\n<\/tr>\n<tr>\n<td>MES<\/td>\n<td>4-Morpholineethanesulfonic acid monohydrate Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>MES<\/td>\n<td>4-Morpholineethanesulfonic acid hydrate Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>MES sodium salt<\/td>\n<td>4-Morpholineethanesulfonic acid sodium salt Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>MES Hydrate<\/td>\n<td>MES hydrate<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">MOPS<\/td>\n<\/tr>\n<tr>\n<td>MOPS<\/td>\n<td>4-Morpholinepropanesulfonic acid Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>MOPS sodium salt<\/td>\n<td>4-Morpholinepropanesulfonic acid sodium salt Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">PIPES<\/td>\n<\/tr>\n<tr>\n<td>PIPES Disodium salt<\/td>\n<td>1,4-Piperazinediethanesulfonic acid disodium salt Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Others<\/td>\n<\/tr>\n<tr>\n<td>Triethanolamine<\/td>\n<td>Triethanolamine (Trolamine) Emprove\u00ae Expert Ph Eur, JPE, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Ethanolamine<\/td>\n<td>Ethanolamine Emprove\u00ae Expert Ph Eur, BP, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Buffers<\/h3>\n<div class=\"res-table-wrapper\">\n<table style=\"width: 100%; border-collapse: collapse; font-family: ; border: 1px solid #ddd;\">\n<thead>\n<tr style=\"background-color: #24326d; color: #ffffff;\">\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product Name<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\">MQ Level<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Carbonate<\/td>\n<\/tr>\n<tr>\n<td>Potassium carbonate<\/td>\n<td>Potassium carbonate anhydrous Emprove\u00ae Essential Ph Eur, USP, E 501<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium carbonate decahydrate<\/td>\n<td>Sodium carbonate decahydrate Emprove\u00ae Essential Ph Eur, BP, E 500<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium carbonate monohydrate<\/td>\n<td>Sodium carbonate monohydrate Emprove\u00ae Essential Ph Eur, BP, NF, E 500<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium carbonate<\/td>\n<td>Sodium carbonate anhydrous Emprove\u00ae Essential Ph Eur, BP, ChP, JP, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium hydrogen carbonate<\/td>\n<td>Sodium hydrogen carbonate Emprove\u00ae Expert Ph Eur, BP, ChP, USP, JP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium carbonate anhydrous<\/td>\n<td>Sodium carbonate anhydrous Emprove\u00ae Expert Ph Eur, BP, JP, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Phosphate<\/td>\n<\/tr>\n<tr>\n<td>Sodium dihydrogen phosphate dihydrate<\/td>\n<td>Sodium dihydrogen phosphate dihydrate Emprove\u00ae Expert Ph Eur, BP, ChP, USP, JPE<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium dihydrogen phosphate dihydrate granulated<\/td>\n<td>Sodium dihydrogen phosphate dihydrate granulated Emprove\u00ae Expert Ph Eur, JPE, USP, BP, ChP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Disodium hydrogen phosphate dihydrate<\/td>\n<td>di-Sodium hydrogen phosphate dihydrate Emprove\u00ae Expert Ph Eur, BP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Potassium dihydrogen phosphate<\/td>\n<td>Potassium dihydrogen phosphate cryst. Emprove\u00ae Expert Ph Eur, BP, JPC, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Dipotassium hydrogen phosphate<\/td>\n<td>di-Potassium hydrogen phosphate anhydrous Emprove\u00ae Expert Ph Eur, BP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Disodium hydrogen phosphate heptahydrate<\/td>\n<td>di-Sodium hydrogen phosphate heptahydrate Emprove\u00ae Expert DAC, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Disodium hydrogen phosphate heptahydrate granulated<\/td>\n<td>di-Sodium hydrogen phosphate heptahydrate granulated Emprove\u00ae Expert USP, DAC<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium dihydrogen phosphate monohydrate<\/td>\n<td>Sodium dihydrogen phosphate monohydrate Emprove\u00ae Expert BP, ChP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Acetate<\/td>\n<\/tr>\n<tr>\n<td>Sodium acetate trihydrate<\/td>\n<td>Sodium acetate trihydrate Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium acetate trihydrate granulated<\/td>\n<td>Sodium acetate trihydrate granulated Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium acetate anhydrous<\/td>\n<td>Sodium acetate anhydrous Emprove\u00ae Expert ChP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Citric Acid and Citrate<\/td>\n<\/tr>\n<tr>\n<td>Citric acid anhydrous<\/td>\n<td>Citric acid anhydrous powder Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Citric acid monohydrate<\/td>\n<td>Citric acid monohydrate cryst. Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>tri-Sodium citrate dihydrate<\/td>\n<td>tri-Sodium citrate dihydrate Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP, ACS, E 331<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Histidine<\/td>\n<\/tr>\n<tr>\n<td>L-Histidine<\/td>\n<td>L-Histidine Emprove\u00ae Expert Ph Eur, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>L-Histidine HCl H\u2082O<\/td>\n<td>L-Histidine monohydrochloride monohydrate Emprove\u00ae Expert Ph Eur, BP, ChP, JP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Caustics<\/h3>\n<div class=\"res-table-wrapper\">\n<table style=\"width: 100%; border-collapse: collapse; font-family: ; border: 1px solid #ddd;\">\n<thead>\n<tr style=\"background-color: #24326d; color: #ffffff;\">\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product Name<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\">MQ Level<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Sodium hydroxide<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Sodium hydroxide, pellets Emprove\u00ae Expert Ph Eur, BP, ChP, JP, NF<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd; text-align: center;\"><b>500<\/b><\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Potassium hydroxide<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Potassium hydroxide, pellets Emprove\u00ae Essential Ph Eur, BP, JP, NF, FCC, E 525<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd; text-align: center;\"><b>500<\/b><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Other Salts<\/h3>\n<div class=\"res-table-wrapper\">\n<table style=\"width: 100%; border-collapse: collapse; font-family: ; border: 1px solid #ddd;\">\n<thead>\n<tr style=\"background-color: #24326d; color: #ffffff;\">\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product Name<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\">MQ Level<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Chlorides<\/td>\n<\/tr>\n<tr>\n<td>Calcium chloride dihydrate<\/td>\n<td>Calcium chloride dihydrate Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP, FCC, E 509<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Magnesium chloride hexahydrate<\/td>\n<td>Magnesium chloride hexahydrate cryst. Emprove\u00ae Expert Ph Eur, BP, USP, JPC, FCC, E 511<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Potassium chloride<\/td>\n<td>Potassium chloride Emprove\u00ae Expert Ph Eur, BP, USP, JP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Potassium chloride granulated<\/td>\n<td>Potassium chloride granulated Emprove\u00ae Expert Ph Eur, BP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium chloride<\/td>\n<td>Sodium chloride Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium chloride granulated<\/td>\n<td>Sodium chloride granulated Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr style=\"background-color: #d1b1c1; font-weight: bold;\">\n<td colspan=\"3\" style=\"padding: 8px; border: 1px solid #ddd;\">Sulfates<\/td>\n<\/tr>\n<tr>\n<td>Ammonium sulfate (Not for US and Canada)<\/td>\n<td>Ammonium sulfate Emprove\u00ae Expert ChP, NF, ACS<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Ammonium sulfate (US and Canada only)<\/td>\n<td>Ammonium sulfate Emprove\u00ae Expert ACS, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Ammonium sulfate granulated<\/td>\n<td>Ammonium sulfate granulated Emprove\u00ae Expert ACS, ChP, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sodium sulfate anhydrous<\/td>\n<td>Sodium sulfate anhydrous Emprove\u00ae Expert Ph Eur, BP, ChP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Surfactants, Detergents &#038; Stabilizers<\/h3>\n<div class=\"res-table-wrapper\">\n<table style=\"width: 100%; border-collapse: collapse; font-family: ; border: 1px solid #ddd;\">\n<thead>\n<tr style=\"background-color: #24326d; color: #ffffff;\">\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product Name<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\">MQ Level<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N-Acetyl-DL-tryptophan<\/td>\n<td>N-Acetyl-DL-tryptophan Emprove\u00ae Expert, Ph. Eur., BP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>L-Arginine<\/td>\n<td>L-Arginine Emprove\u00ae Expert Ph Eur, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>L-Arginine monohydrochloride<\/td>\n<td>L-Arginine monohydrochloride Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Cyclodextrin HPB<\/td>\n<td>Cyclodextrin HPB Emprove\u00ae Expert Ph. Eur., NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Deviron\u00ae C16<\/td>\n<td>Deviron\u00ae C16 Detergent 30% solution Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Deviron\u00ae 13-S9<\/td>\n<td>Deviron\u00ae 13-S9 Detergent Emprove\u00ae Expert<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Glycine crystalline<\/td>\n<td>Glycine cryst. Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Glycine granulated<\/td>\n<td>Glycine granulated Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Hexadecyltrimethylammonium bromide<\/td>\n<td>Hexadecyltrimethylammonium bromide Emprove\u00ae Essential meets NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>myo-Inositol<\/td>\n<td>myo-Inositol Emprove\u00ae Expert Ph Eur, FCC, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>D(-)-Mannitol<\/td>\n<td>D(-)-Mannitol Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Parteck\u00ae SI LEX (Sorbitol)<\/td>\n<td>Parteck\u00ae SI 400 LEX (Sorbitol) Emprove\u00ae Expert Ph Eur, BP, NF, JP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Poloxamer 188<\/td>\n<td>Poloxamer 188 Emprove\u00ae Expert (stabilized with 70ppm BHT) Ph. Eur., NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Polysorbate 20<\/td>\n<td>Polysorbate 20 Tween\u00ae 20 Emprove\u00ae Essential Ph Eur, JPE, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Polysorbate 20<\/td>\n<td>Polysorbate 20 high purity Emprove\u00ae Expert Ph Eur, ChP, JPE, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Polysorbate 80<\/td>\n<td>Tween\u00ae 80 (Polysorbate) Emprove\u00ae Essential Ph Eur, JP, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Polysorbate 80<\/td>\n<td>Polysorbate 80 high purity Emprove\u00ae Expert Ph Eur, ChP, JPE, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sucrose<\/td>\n<td>Sucrose Emprove\u00ae Expert Ph Eur, ChP, JP, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Sulfobutylether-\u03b2-cyclodextrin<\/td>\n<td>Sulfobutylether-\u03b2-cyclodextrin sodium salt Emprove\u00ae Expert, Ph. Eur., NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Trehalose dihydrate<\/td>\n<td>Trehalose dihydrate Emprove\u00ae Expert Ph Eur, ChP, NF, JP<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>Other Downstream Chemicals<\/h3>\n<div class=\"res-table-wrapper\">\n<table style=\"width: 100%; border-collapse: collapse; font-family: ; border: 1px solid #ddd;\">\n<thead>\n<tr style=\"background-color: #24326d; color: #ffffff;\">\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\">Product Name<\/th>\n<th style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\">MQ Level<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Tri-n-butyl phosphate<\/td>\n<td>Tri-n-butyl phosphate Emprove\u00ae Expert Ph Eur<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Caprylic acid (Octanoic acid)<\/td>\n<td>Caprylic acid (Octanoic acid) Emprove\u00ae Expert Ph Eur, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>CDAP<\/td>\n<td>1-Cyano-4-dimethylaminopyridinium tetrafluoroborate<\/td>\n<td style=\"text-align: center;\">300<\/td>\n<\/tr>\n<tr>\n<td>DL-Dithiothreitol<\/td>\n<td>DL-Dithiothreitol Emprove\u00ae Essential<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Glutathione (reduced)<\/td>\n<td>Glutathione (reduced) Emprove\u00ae Expert Ph Eur<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>L-Glutathione oxidized<\/td>\n<td>L-Glutathione oxidized<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Guanidine hydrochloride<\/td>\n<td>Guanidine hydrochloride Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Guanidinium chloride<\/td>\n<td>Guanidinium chloride Emprove\u00ae Expert<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>2-Mercaptoethanol<\/td>\n<td>2-Mercaptoethanol Emprove\u00ae Evolve<\/td>\n<td style=\"text-align: center;\">400<\/td>\n<\/tr>\n<tr>\n<td>Sodium caprylate<\/td>\n<td>Sodium caprylate Emprove\u00ae Expert Ph Eur, ChP, NF<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Urea<\/td>\n<td>Urea cryst. Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP, ACS<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<tr>\n<td>Urea<\/td>\n<td>Urea granulated Emprove\u00ae Expert Ph Eur, BP, ChP, JP, USP, ACS<\/td>\n<td style=\"text-align: center;\">500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Chemical Express is the official distributor of Merck in Thailand, offering Solid Buffers and Bioprocess Chemicals for pharmaceutical and bioprocessing applications. Trust Chemical Express for reliable access to Merck&#8217;s comprehensive solutions.<\/p>\n<div style=\"text-align: center; margin-top: 64px; padding-bottom: 60px;\">\n<h3 style=\"margin-bottom: 8px;\">Have questions about Solid Buffers and Bioprocess Chemicals or ready to order now?<\/h3>\n<p>Simply fill out our Inquiry Form or chat with us instantly on Line using the buttons below.<br \/>We&#8217;re here to help!<\/p>\n<div style=\"display: flex; justify-content: center; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 20px;\"><a style=\"display: inline-flex; align-items: center; justify-content: center; padding: 14px 28px; background: #0b5ed7; color: #ffffff; text-decoration: none; border-radius: 8px; font-weight: 600; font-size: 16px; line-height: 1; white-space: nowrap;\" 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