{"id":308378,"date":"2024-10-19T21:09:37","date_gmt":"2024-10-19T21:09:37","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-149322012\/"},"modified":"2024-10-25T18:47:59","modified_gmt":"2024-10-25T18:47:59","slug":"bs-iso-149322012","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-149322012\/","title":{"rendered":"BS ISO 14932:2012"},"content":{"rendered":"<p>This International Standard specifies four methods for the determination of the content of the following groups of organic peroxides used as rubber vulcanizing agents. There are three titration methods and one using capillary gas-chromatography.<\/p>\n<p><b>1.1<\/b> Titration method A for group a) peroxyketals<\/p>\n<ul>\n<li>\n<p>DTBPC: 1,1-Di(<i>tert<\/i>-butylperoxy)cyclohexane;<\/p>\n<\/li>\n<li>\n<p>DBPMC: 1,1-Di(<i>tert<\/i>-butylperoxy)-2-methylcyclohexane;<\/p>\n<\/li>\n<li>\n<p>DBPTC: 1,1-Di(<i>tert<\/i>-butylperoxy)-3,3,5-trimethylcylcohexane;<\/p>\n<\/li>\n<li>\n<p>DBPB: 2,2-Di(<i>tert<\/i>-butylperoxy)butane;<\/p>\n<\/li>\n<li>\n<p>BPV: Butyl -4,4-di(<i>tert<\/i>-butylperoxy)valerate.<\/p>\n<\/li>\n<\/ul>\n<p><b>1.2<\/b> Titration method B for group b) diacyl peroxides<\/p>\n<ul>\n<li>\n<p>Dibenzoyl peroxide;<\/p>\n<\/li>\n<li>\n<p>Di(2,4-dichlorobenzoyl) peroxide;<\/p>\n<\/li>\n<li>\n<p>Di(4-methylbenzoyl) peroxide.<\/p>\n<\/li>\n<\/ul>\n<p><b>1.3<\/b> Titration method C for group c) diaralkyl and alkyl-aralkyl peroxides<\/p>\n<ul>\n<li>\n<p>Di(<i>tert<\/i>-butylperoxyisopropyl)benzene;<\/p>\n<\/li>\n<li>\n<p>Dicumyl peroxide;<\/p>\n<\/li>\n<li>\n<p><i>tert<\/i>-Butyl cumyl peroxide.<\/p>\n<\/li>\n<\/ul>\n<p><b>1.4<\/b> Capillary gas-chromatography for dialkyl peroxides<\/p>\n<ul>\n<li>\n<p>2,5-Dimethyl-2,5-di(<i>tert<\/i>-butylperoxy)hexane.<\/p>\n<\/li>\n<\/ul>\n<h4>PDF Catalog<\/h4>\n<table border=\"1px\" class=\"des-table\">\n<tr>\n<th>PDF Pages<\/th>\n<th>PDF Title<\/th>\n<\/tr>\n<tr>\n<td><b>6<b><\/td>\n<td>Foreword  <\/td>\n<\/tr>\n<tr>\n<td><b>7<b><\/td>\n<td>1\tScope <br \/> 1.1\tTitration method\u00a0A for group\u00a0a) peroxyketals <br \/> 1.2\tTitration method\u00a0B for group\u00a0b) diacyl peroxides <br \/> 1.3\tTitration method\u00a0C for group\u00a0c) diaralkyl and alkyl-aralkyl peroxides <br \/> 1.4\tCapillary gas-chromatography for dialkyl peroxides <br \/> 2\tNormative references  <\/td>\n<\/tr>\n<tr>\n<td><b>8<b><\/td>\n<td>3\tTerms and definitions <br \/> 4\tTitration method\u00a0A <br \/> 4.1\tPurpose <br \/> 4.2\tPrinciple  <\/td>\n<\/tr>\n<tr>\n<td><b>9<b><\/td>\n<td>4.3\tGeneral procedure <br \/> 4.4\tExpression of results  <\/td>\n<\/tr>\n<tr>\n<td><b>10<b><\/td>\n<td>5\tTitration method\u00a0B <br \/> 5.1\tPurpose <br \/> 5.2\tPrinciple  <\/td>\n<\/tr>\n<tr>\n<td><b>11<b><\/td>\n<td>5.3\tGeneral procedure <br \/> 5.4\tExpression of results  <\/td>\n<\/tr>\n<tr>\n<td><b>12<b><\/td>\n<td>6\tTitration method\u00a0C <br \/> 6.1\tPurpose <br \/> 6.2\tPrinciple <br \/> 6.3\tReagents  <\/td>\n<\/tr>\n<tr>\n<td><b>13<b><\/td>\n<td>6.4\tApparatus <br \/> 6.5\tSample pre-treatment <br \/> 6.6\tProcedure  <\/td>\n<\/tr>\n<tr>\n<td><b>14<b><\/td>\n<td>6.7\tExpression of results  <\/td>\n<\/tr>\n<tr>\n<td><b>15<b><\/td>\n<td>7\tDetermination of the assay of 2,5-dimethyl-2,5-di(tert-butylperoxy)hexane <br \/> 7.1\tPurpose <br \/> 7.2\tPrinciple <br \/> 7.3\tReagents <br \/> 7.4\tApparatus <br \/> 7.5\tConditions  <\/td>\n<\/tr>\n<tr>\n<td><b>16<b><\/td>\n<td>7.6\tProcedure  <\/td>\n<\/tr>\n<tr>\n<td><b>17<b><\/td>\n<td>7.7\tExpression of results <br \/> 8\tPrecision <br \/> 9\tTest report  <\/td>\n<\/tr>\n<tr>\n<td><b>18<b><\/td>\n<td>Annex\u00a0A<br \/>\n(informative)<\/p>\n<p>Method to determine the content of peroxyketal  <\/td>\n<\/tr>\n<tr>\n<td><b>22<b><\/td>\n<td>Annex\u00a0B<br \/>\n(normative)<\/p>\n<p>Method to determine the content of tert-butyl hydroperoxide  <\/td>\n<\/tr>\n<tr>\n<td><b>26<b><\/td>\n<td>Annex\u00a0C<br \/>\n(informative)<\/p>\n<p>Method to determine the content of diacyl peroxides  <\/td>\n<\/tr>\n<tr>\n<td><b>29<b><\/td>\n<td>Annex\u00a0D<br \/>\n(normative)<\/p>\n<p>Sample preparation for the determination of peroxide in peroxide masterbatches  <\/td>\n<\/tr>\n<tr>\n<td><b>32<b><\/td>\n<td>Annex\u00a0E<br \/>\n(normative)<\/p>\n<p>Sample preparation for the determination of alkyl-aralkyl peroxide on\u00a0polymers  <\/td>\n<\/tr>\n<tr>\n<td><b>34<b><\/td>\n<td>Annex\u00a0F<br \/>\n(informative)<\/p>\n<p>Precision  <\/td>\n<\/tr>\n<tr>\n<td><b>39<b><\/td>\n<td>Bibliography  <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><b>Rubber compounding ingredients. Organic vulcanizing agents. Determination of organic peroxide content<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2012<\/td>\n<td>42<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":308384,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[1173,2641],"product_tag":[],"class_list":{"0":"post-308378","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-83-040-20","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/308378","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/308384"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=308378"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=308378"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=308378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}