{"id":115013,"date":"2024-07-21T15:46:28","date_gmt":"2024-07-21T21:46:28","guid":{"rendered":"https:\/\/purmabiologics.com\/blog\/?post_type=product&#038;p=115013"},"modified":"2026-07-31T14:37:09","modified_gmt":"2026-07-31T20:37:09","slug":"purma-tris-buffer-solution","status":"publish","type":"product","link":"https:\/\/purmabiologics.com\/blog\/product\/purma-tris-buffer-solution\/","title":{"rendered":"TRIS Buffer Solution"},"content":{"rendered":"<h2>Background<\/h2>\n<p>PurMa\u2122 TRIS Buffer Solution is a frequently used buffer in molecular biology, cell culture and protein biochemistry. In fact, it provides a buffering capacity\u00a0 in solutions. Moreover, PurMa\u2122 TRIS Buffer Solution has an important impact on nucleic acid applications. It contains a primary amine and thus undergoes the reactions associated with typical amines, e.g., condensations with aldehydes. Additionally, the pH of tris buffer has an important impact on its function.<\/p>\n<h3><strong>Features<\/strong><\/h3>\n<ul>\n<li>It has an important role in molecular biology as well as Cell Culture.<\/li>\n<li>Free of\u00a0 Mg<sup>2+<\/sup> and Ca <sup>2+\u00a0<\/sup><\/li>\n<li>Free of RNAse \/DNase<\/li>\n<li>Free of Proteases. It is rigorously tested for contaminating nonspecific endonuclease, exonuclease, and RNase activity.<\/li>\n<li>It is rigorously tested for contamination of endotoxin and mycoplasma.<\/li>\n<li>It is manufactured in several pH formats.<\/li>\n<li>Sterile filtered by 0.1\u00b5m.<\/li>\n<li>It is packed under N<sub>2<\/sub>, so the pH won\u2019t change over time before opening the bottle.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3><strong>PurMa Biologics Manufactures Several Grades of Buffers<\/strong><\/h3>\n<h3><strong>Regular Grade Buffer<\/strong><\/h3>\n<p>PurMa Biologics manufactures Regular grade of buffer by using:\u00a0 <a href=\"https:\/\/purmabiologics.com\/blog\/product\/cell-culture-suited-water\/\"><span style=\"color: #0000ff;\">PurMa\u2122 Cell Culture Suited Water (Cat# P3W110101)<\/span><\/a><\/p>\n<p>We sterilize the buffers by autoclaving the solution. Finally we pack the buffer in our Class 100 Aseptic Facility.<\/p>\n<h3><strong>Cell Culture Suited Grade Buffer<\/strong><\/h3>\n<p>PurMa Biologics manufactures this grade of buffer by using :<span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/purmabiologics.com\/blog\/product\/cell-culture-suited-water\/\">PurMa\u2122 <\/a><a style=\"color: #0000ff;\" href=\"https:\/\/purmabiologics.com\/blog\/product\/cell-culture-suited-water\/\">Cell Culture Suited Water (Cat# P3W110101)<\/a><\/span><\/p>\n<p>After adjusting the pH, we finally, sterilize the buffer by\u00a0 3 times passing through 0.2 \u00b5m filters. Additionally,\u00a0 We pack the buffer under N2 gas\u00a0 in our Class 100 Aseptic Facility.<\/p>\n<h3><strong>RNase and DNase Free Grade Buffer<\/strong><\/h3>\n<p>PurMa Biologics manufactures this grade of buffer by using : <a href=\"https:\/\/purmabiologics.com\/blog\/product\/ultra-pure-cell-culture-suited-water\/\"><span style=\"color: #0000ff;\">PurMa\u2122 Ultra-Pure Cell Culture Suited Water (Cat# P3W110102)<\/span> <\/a><\/p>\n<p>We sterilize the buffers by autoclaving the solution.\u00a0 Additionally, we pass the buffer\u00a0 three times through 0.1 \u00b5m filters,\u00a0 and finally\u00a0 pack it under N2 gas in our Class 100 Aseptic Facility.<\/p>\n<h3><strong>Cell Culture Suited \/ Endotoxin Depleted Grade Buffer<\/strong><\/h3>\n<p>PurMa Biologics manufactures this grade of buffer by using: <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/purmabiologics.com\/blog\/product\/ultra-pure-cell-culture-suited-water\/\">PurMa\u2122 Ultra-Pure Cell Culture Suited Water (Cat# P3W110102) <\/a><\/span><\/p>\n<p>After depleting\u00a0 the endotoxins (see below for more details), we sterilize the buffer by 3 times passing through\u00a0 0.1 \u00b5m filters and pack under N2 gas in our Class 100 Aseptic Facility<\/p>\n<h2>The Endotoxin Removing Procedure from Buffer<\/h2>\n<p>PurMa Biologics has the most sophisticated endotoxin removal procedure. To remove this pathogen, we pass the buffer \u00a0through the PurMa\u2122 Endotoxin Elimination Column (Cat# P6H1216251). Furthermore, in our proprietary column,\u00a0 we covalently conjugate Sepharose 6B\u00a0 to an endotoxin-specific absorbent. We finally\u00a0 eliminate the endotoxin residual by passing the unbound fraction three times through 0.1\u00b5m filters.<\/p>\n<h2><strong>References <\/strong><\/h2>\n<ol>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/644311\/\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"color: #0000ff;\">The structure of crystalline tris: a plastic crystal precursor, buffer, and acetylcholine attenuator<\/span>. <\/a>Rudman R, Eilerman D, La Placa SJ. Science. 1978 May 5;200(4341):531-3. doi:10.1126\/ science. 644311. PMID: 644311.<\/li>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/7397089\/\" rel=\"nofollow noopener\" target=\"_blank\">I<span style=\"color: #0000ff;\">nteractions of tris buffer with nucleotides: the crystal structure of tris(hydroxymethyl) methylammonium adenosine 5&#8242;-diphosphate dihydrate. <\/span><\/a>Shakked Z, Viswamitra MA, Kennard O. Biochemistry. 1980 Jun 10;19(12):2567-71. doi: 10.1021\/bi00553a005. PMID: 7397089.<\/li>\n<\/ol>\n<div class=\"table-2\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th align=\"left\">Parameter<\/th>\n<th align=\"left\">Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\">Appearance<\/td>\n<td align=\"left\">Clear liquid<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">pH<\/td>\n<td align=\"left\">\u00a07.4 \u00b1 0.1; 8.0 \u00b1 0.1; 9.0\u00a0\u00b1 0.1<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Osmolality<\/td>\n<td align=\"left\">\u00a0275-360 mOsm\/L<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Endotoxin<\/td>\n<td align=\"left\">\u00a0NMT&lt; 2EU\/mL<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Mycoplasma<\/td>\n<td align=\"left\">Negative<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Suitability<\/td>\n<td align=\"left\">\u00a0Suitable for mammalian cell culture<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Additive<\/td>\n<td align=\"left\">\u00a0N\/A<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Indicator<\/td>\n<td align=\"left\">\u00a0N\/A<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Mycoplasma Detection<\/td>\n<td align=\"left\">Negative<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Sterility Tested<\/td>\n<td align=\"left\">\u00a0Sterile filtered using 0.22 \u00b5m filter<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Form<\/td>\n<td align=\"left\">Liquid<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Shipping Condition<\/td>\n<td align=\"left\">\u00a0Room temperature<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PurMa\u2122 TRIS Buffer Solution is one of the most used buffers in molecular biology, cell culture and protein biochemistry. In fact, it provides a buffering capacity in solutions such as in TAE and TBE buffers. Moreover, PurMa\u2122 TRIS Buffer Solution has an important impact for nucleic acid applications.<\/p>\n","protected":false},"featured_media":127232,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[459],"product_tag":[623,581,619,648,655,654],"class_list":["post-115013","product","type-product","status-publish","has-post-thumbnail","product_cat-cell-culture-suited-buffers","product_tag-calcium-and-magnesium-free","product_tag-cell-culture","product_tag-dnase-rnase-free","product_tag-endotoxin-depleted","product_tag-nucleic-acid","product_tag-tris-buffer","entry","has-media","first","instock","taxable","shipping-taxable","purchasable","product-type-variable","has-product-nav","col","span_1_of_4","owp-content-center","owp-thumbs-layout-horizontal","owp-btn-normal","owp-tabs-layout-horizontal","has-no-thumbnails"],"acf":[],"_links":{"self":[{"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/product\/115013","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/comments?post=115013"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/media\/127232"}],"wp:attachment":[{"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/media?parent=115013"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/product_brand?post=115013"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/product_cat?post=115013"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/purmabiologics.com\/blog\/wp-json\/wp\/v2\/product_tag?post=115013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}