{"id":422,"date":"2017-08-25T15:42:53","date_gmt":"2017-08-25T13:42:53","guid":{"rendered":"http:\/\/wp.doc-labor.de\/?page_id=422"},"modified":"2018-07-24T13:50:37","modified_gmt":"2018-07-24T11:50:37","slug":"reqirements-2","status":"publish","type":"page","link":"http:\/\/doc-labor.de\/?page_id=422","title":{"rendered":"Specifications"},"content":{"rendered":"<p>This should give you an overview about the requirement and the advantages of the systems compared to the older generations.<\/p>\n\n<ul class=\"nav nav-tabs sc_tabs kt-tabs kt-sc-tabs kt-tabs-style1\"><li class=\"active\"><a href=\"#sctab20430\"><\/p>\n<h4>Model 9<\/h4>\n<p><\/a><\/li>\n<li class=\"\"><a href=\"#sctab20431\"><\/p>\n<h4>Model 8<\/h4>\n<p><\/a><\/li><\/ul> <div class=\"tab-content kt-tab-content postclass\"><div class=\"tab-pane clearfix active\" id=\"sctab20430\">\n<h3>2018+<\/h3>\n<div class=\"row\"> <div class=\"col-md-5\">\n\n<table id=\"tablepress-3\" class=\"tablepress tablepress-id-3\">\n<tbody class=\"row-striping\">\n<tr class=\"row-1\">\n\t<td class=\"column-1\">Energy consumption<\/td><td class=\"column-2\">0.50 kWh (initial)<br \/>\n0.45 kWh (continuous)<\/td>\n<\/tr>\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Environment temperature<\/td><td class=\"column-2\">18 - 30 \u00b0C (stable temperature 1 \u00b0C is required for high sensitivity)<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">DOCOX \/ DONOX reactor<\/td><td class=\"column-2\">2x Electronic ballast with 30 W<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Thin film reactor<\/td><td class=\"column-2\">Electronic ballast with 35 W<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Carrier gas<\/td><td class=\"column-2\">Nitrogen 4.0 or 5.0, about 10 L\/h<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Mobile phase<\/td><td class=\"column-2\">Phosphate buffer (22.5 mmol),<br \/>\npH 6.59, about 2 L in 24 hrs<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Acidification solution<\/td><td class=\"column-2\">Phosphatic acid, <br \/>\npH 1.5, about 0.8 L in 24 hrs<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Measuring range DOC (bypass)<\/td><td class=\"column-2\">< 1 - 5000 ppb (org. Carbon)<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Measuring range LC-OCD<\/td><td class=\"column-2\">< 1 - 5000 ppb (org. Carbon)<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">Detection limit LC-OCD<\/td><td class=\"column-2\">< 1- 50 ppb (org. Carbon, compound specific)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-3 from cache -->\n<\/div><div class=\"col-md-7\">\n<p>Pro&#8217;s and Con&#8217;s of the Model 9 generation compared to Model 8:<\/p>\n<ul>\n<li>Higher sensitivity, depending on detector but at least two times<\/li>\n<li>Lower Nitrogen consumption<\/li>\n<li>Halfed measurement time of only 70 minutes per analysis<\/li>\n<li>CE &#8211; certification with tested electrical parts<\/li>\n<li>Improved and more efficient electrical systems<\/li>\n<li>High standards of safety concerning UV and electricity<\/li>\n<li>All over digital data collection using ethernet, resulting in no overshoots<\/li>\n<li>Improved cooling devices and more efficient removal of moisture<\/li>\n<li>Detection of urea using the new standard setup<\/li>\n<li>Simplified side panel for easier maintenance<\/li>\n<li>Connection port for cleaning DONOX reactor without opening the system<\/li>\n<li>&#8220;Closed&#8221; ethernet network, advantage and disadvantage at the same time<\/li>\n<\/ul>\n<\/div><\/div>\n<hr \/>\n<\/div>\n<div class=\"tab-pane clearfix \" id=\"sctab20431\">\n<h3>2008-2017<\/h3>\n<p><!--more--><\/p>\n<div class=\"row\"> <div class=\"col-md-5\">\n\n<table id=\"tablepress-2\" class=\"tablepress tablepress-id-2\">\n<tbody class=\"row-striping\">\n<tr class=\"row-1\">\n\t<td class=\"column-1\">Energy consumption<\/td><td class=\"column-2\">0.4 kWh<\/td>\n<\/tr>\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Environment temperature<\/td><td class=\"column-2\">18 - 30 \u00b0C (stable temperature 1 \u00b0C is required for high sensitivity)<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">DOCOX \/ DONOX reactor<\/td><td class=\"column-2\">2x 990 V, 40 mA<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Thin film reactor<\/td><td class=\"column-2\">990 V, 160 mA<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Carrier gas<\/td><td class=\"column-2\">Nitrogen 4.0 or 5.0, about 30 L\/h<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Mobile phase<\/td><td class=\"column-2\">Phosphate buffer STD = 28 mmol, pH 6.59, about 2 L in 24 hrs<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Acidification solution<\/td><td class=\"column-2\">Phosphatic acid, pH 1.5, about 0.8 L in 24 hrs<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Measuring range DOC (bypass)<\/td><td class=\"column-2\">< 1 - 5000 ppb (org. Carbon)<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Measuring range LC-OCD<\/td><td class=\"column-2\">< 1 - 5000 ppb (org. Carbon)<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">Detection limit LC-OCD<\/td><td class=\"column-2\">< 1- 50 ppb (org. Carbon, compound specific)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-2 from cache -->\n<\/div><div class=\"col-md-7\">\n<p>Pro&#8217;s and Con&#8217;s of the Model 8 generation compared to older systems:<\/p>\n<div>\n<ul>\n<li class=\"item\">Smaller footprint. (60&#215;60 cm)<\/li>\n<li class=\"item\">\n<div class=\"item\">Organic Nitrogen Detector (OND) is now an integral part of the system<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">Less components (e.g. 1 HPLC-pump instead of 3 pumps is required)<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">Reduced analysis time (from 3 hrs to 2 hrs or less = 12 samples\/day instead of 8 samples\/day)<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">Autosampler with 36 positions for uninterrupted 5-day operatio<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">10 L mobile phase flask allows unattended operation of systems for 5 days (120 hrs)<\/div>\n<\/li>\n<li class=\"item\">\n<div>System may be used as process instrument for quasi-continous on-line monitoring<\/div>\n<\/li>\n<li class=\"item\">\n<div>Much more simple operation of system (&#8220;One-Button-Instrument&#8221;)<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">40% higher sensitivity for OCS (detection limit &lt; 1 ppb)<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">40% less consumption of electricity (only 350 VA)<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">30% less consumption of nitrogen carrier gas (only 200 scm\/min)<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">A 50-L bottle lasts for about 5 weeks<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">Manual injection device for \u201dquick\u201d TOC-measurements during standard operation<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">Software for data acquisition and autosampler is now custom-made by Doc-Labor on LabView basis<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">Except for Windows Office no additional software is required<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">External ports for additional detectors (e.g. fluorescence) and fraction collector<\/div>\n<\/li>\n<li class=\"item\">\n<div class=\"item\">Last not least: The new system looks much better than its precursors<\/div>\n<\/li>\n<\/ul>\n<div id=\"wb_Text7\"><em>The only disadvantage of \u201dModel 8\u201d:<\/em><\/div>\n<div style=\"padding-left: 30px;\">The \u201dTOC\u201d-parameter is not anymore measured during standard operation. Only \u201dDOC\u201d is measured.<\/div>\n<div>Why?? Mainly out of 3 reasons:<\/div>\n<ol>\n<li>For correct analysis of POC (Particulate Organic Carbon) samples have to be homogenised immediately prior to injection. For automated operation this would require stirring bars and magnetic stirrers for each vial port. Such a feature would be extremely costly to realise.<\/li>\n<li>The UV-detector (254 nm) has a built-in narrow capillary which may get blocked.<\/li>\n<li>Our UV-based oxidation process may not be able to oxidise POC fully (for particles the UV-exposure time of 3 min in the thin film reactor may not be sufficient).<\/li>\n<\/ol>\n<p>Nevertheless, there is still the option to measure TOC manually.<\/p>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n<p><!--Buttons--><\/p>\n<div class=\"tcol-lg-3 tcol-md-3 tcol-sm-3 tcol-xs-3 tcol-ss-12 home-iconmenu homeitemcount4\"><a title=\"Requirements\" href=\"http:\/\/doc-labor.de\/?page_id=407\" target=\"_self\"><br \/>\n<i class=\"icon-gears\"><\/i><\/p>\n<h4>Requirements<\/h4>\n<p><\/a>\n<\/div>\n<div class=\"tcol-lg-3 tcol-md-3 tcol-sm-3 tcol-xs-3 tcol-ss-12 home-iconmenu homeitemcount4\"><a title=\"Contact us\" href=\"http:\/\/doc-labor.de\/?page_id=38\" target=\"_self\"><br \/>\n<i class=\"icon-envelope-alt\"><\/i><\/p>\n<h4>Contact us<\/h4>\n<p><\/a>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>This should give you an overview about the requirement and the advantages of the systems compared to the older generations. 2008-2017<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":354,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"page-fullwidth.php","meta":{"footnotes":""},"class_list":["post-422","page","type-page","status-publish","hentry"],"jetpack_shortlink":"https:\/\/wp.me\/P9uTgp-6O","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/doc-labor.de\/index.php?rest_route=\/wp\/v2\/pages\/422","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/doc-labor.de\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/doc-labor.de\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/doc-labor.de\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/doc-labor.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=422"}],"version-history":[{"count":14,"href":"http:\/\/doc-labor.de\/index.php?rest_route=\/wp\/v2\/pages\/422\/revisions"}],"predecessor-version":[{"id":672,"href":"http:\/\/doc-labor.de\/index.php?rest_route=\/wp\/v2\/pages\/422\/revisions\/672"}],"up":[{"embeddable":true,"href":"http:\/\/doc-labor.de\/index.php?rest_route=\/wp\/v2\/pages\/354"}],"wp:attachment":[{"href":"http:\/\/doc-labor.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}