{"id":7928,"date":"2020-11-11T18:54:21","date_gmt":"2020-11-11T18:54:21","guid":{"rendered":"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/volume-e-caudal\/"},"modified":"2023-02-13T13:13:29","modified_gmt":"2023-02-13T13:13:29","slug":"volume-and-flow","status":"publish","type":"page","link":"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/volume-and-flow\/","title":{"rendered":"Volume and flow"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container hundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-sizes-top:0px;--awb-border-sizes-bottom:0px;--awb-border-sizes-left:0px;--awb-border-sizes-right:0px;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:0px;--awb-padding-right:0px;--awb-padding-bottom:0px;--awb-padding-left:0px;--awb-margin-top:0px;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start\" style=\"width:calc( 100% + 0px ) !important;max-width:calc( 100% + 0px ) !important;margin-left: calc(-0px \/ 2 );margin-right: calc(-0px \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-padding-bottom:3%;--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:0px;--awb-margin-bottom-large:0px;--awb-spacing-left-large:0px;--awb-width-medium:100%;--awb-spacing-right-medium:0px;--awb-spacing-left-medium:0px;--awb-width-small:100%;--awb-spacing-right-small:0px;--awb-spacing-left-small:0px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-element \" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\" class=\"image-magnify\" class=\"image-scroll\"><img decoding=\"async\" width=\"2005\" height=\"265\" title=\"header_metrologia_v2_wireless_EN\" src=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/header_metrologia_v2_wireless_EN.jpg\" data-orig-src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/header_metrologia_v2_wireless_EN.jpg\" alt class=\"lazyload img-responsive wp-image-7953\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%272005%27%20height%3D%27265%27%20viewBox%3D%270%200%202005%20265%27%3E%3Crect%20width%3D%272005%27%20height%3D%27265%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/header_metrologia_v2_wireless_EN-200x26.jpg 200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/header_metrologia_v2_wireless_EN-400x53.jpg 400w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/header_metrologia_v2_wireless_EN-600x79.jpg 600w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/header_metrologia_v2_wireless_EN-800x106.jpg 800w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/header_metrologia_v2_wireless_EN-1200x159.jpg 1200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/header_metrologia_v2_wireless_EN.jpg 2005w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1024px) 100vw, (max-width: 640px) 100vw, 2005px\" \/><\/span><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start\" style=\"max-width:1420.64px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:5.76%;--awb-width-medium:100%;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-widget fusion-widget-element fusion-widget-area fusion-content-widget-area wpWidget-1 menu_v_template1 fusion_widget_vertical_menu no-divider-color\" style=\"--awb-fusion-border-size:0px;--awb-fusion-border-style:solid;\"><div class=\"widget avada_vertical_menu\"><style>#fusion-vertical-menu-widget-avada-vertical-menu-widget-1-nav ul.menu li a {font-size:14px;}<\/style><nav id=\"fusion-vertical-menu-widget-avada-vertical-menu-widget-1-nav\" class=\"fusion-vertical-menu-widget fusion-menu hover left no-border\" aria-label=\"Secondary navigation\"><ul id=\"menu-metrology\" class=\"menu\"><li id=\"menu-item-8469\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8469\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/acceleration-vibrations\/\"><span class=\"link-text\"> Acceleration vibrations<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8650\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8650\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/breath-analyzer\/\"><span class=\"link-text\"> Breath analyzer<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8501\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8501\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/eletricity-and-magnetism\/\"><span class=\"link-text\"> Eletricity and magnetism<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8564\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8564\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/force\/\"><span class=\"link-text\"> Force<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8670\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8670\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/gas-analysers\/\"><span class=\"link-text\"> Gas analysers<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8491\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8491\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/length\/\"><span class=\"link-text\"> Length<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8653\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8653\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/mass-solid-density\/\"><span class=\"link-text\"> Mass solid density<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8656\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8656\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/photometry-radiometry-radiofrequencies\/\"><span class=\"link-text\"> Photometry radiometry radiofrequencies<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8005\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8005\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/pressure\/\"><span class=\"link-text\"> Pressure<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8047\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8047\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/properties-of-liquids\/\"><span class=\"link-text\"> Properties of liquids<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-8586\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-8586\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/reference-gas\/\"><span class=\"link-text\"> Reference gas<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-7987\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-7987\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/temperature\/\"><span class=\"link-text\"> Temperature<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-7962\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-7962\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/time-and-frequency\/\"><span class=\"link-text\"> Time and frequency<\/span><span class=\"arrow\"><\/span><\/a><\/li><li id=\"menu-item-7963\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-7963\"><a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/en\/volume-and-flow\/\"><span class=\"link-text\"> Volume and flow<\/span><span class=\"arrow\"><\/span><\/a><\/li><\/ul><\/nav><\/div><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.88%;--awb-width-medium:100%;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-two subtitulo-sh2\" style=\"--awb-text-color:#f24949;--awb-font-size:20px;\"><h2 class=\"title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;font-size:1em;--fontSize:20;--minFontSize:20;line-height:2;\">VOLUME AND FLOW<\/h2><\/div><div class=\"fusion-text fusion-text-1 template-1-text\" style=\"--awb-margin-top:20px;\"><p>The Volume Laboratory provides calibrations to the industry, mainly for water meters manufacturers, fuel companies, verification offices, chemical, analytical and pharmaceutical laboratories.<\/p>\n<p>In the frame of its activities has as its main concerns:<\/p>\n<ul>\n<li>Assure the traceability of electrical units allowing its dissemination in a national level;<\/li>\n<li>Participate and coordinate I&amp;D projects and interlaboratory comparisons;<\/li>\n<li>Support technically the legal metrology.<\/li>\n<\/ul>\n<p>Get to know <a href=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/metrologia\/participacao-em-projetos-internacionais\/\">here<\/a> ongoing projects.<\/p>\n<\/div><div class=\"accordian fusion-accordian toggle-control toggle-title-control\" style=\"--awb-border-size:1px;--awb-icon-size:13px;--awb-content-font-size:var(--awb-typography4-font-size);--awb-icon-alignment:right;--awb-hover-color:#f9f9f9;--awb-border-color:#cccccc;--awb-background-color:#ffffff;--awb-divider-color:var(--awb-color3);--awb-divider-hover-color:var(--awb-color3);--awb-icon-color:#ffffff;--awb-title-color:var(--awb-color8);--awb-content-color:var(--awb-color8);--awb-icon-box-color:#f24949;--awb-toggle-hover-accent-color:#f24949;--awb-title-font-family:var(--awb-typography1-font-family);--awb-title-font-weight:var(--awb-typography1-font-weight);--awb-title-font-style:var(--awb-typography1-font-style);--awb-title-font-size:16px;--awb-title-letter-spacing:1px;--awb-title-line-height:1.5;--awb-content-font-family:var(--awb-typography4-font-family);--awb-content-font-weight:var(--awb-typography4-font-weight);--awb-content-font-style:var(--awb-typography4-font-style);\"><div class=\"panel-group fusion-toggle-icon-right fusion-toggle-icon-boxed\" id=\"accordion-7928-1\"><div class=\"fusion-panel panel-default panel-1dc899968b111222f fusion-toggle-has-divider\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_1dc899968b111222f\"><a aria-expanded=\"false\" aria-controls=\"1dc899968b111222f\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-7928-1\" data-target=\"#1dc899968b111222f\" href=\"#1dc899968b111222f\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">FIELDS OF ACTIVITY<\/span><\/a><\/h4><\/div><div id=\"1dc899968b111222f\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_1dc899968b111222f\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p style=\"padding-left: 40px;\">The areas of activity for which it has international recognition, are:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Small volumes (Glassware and piston operated volumetric equipment) range 0,1 mL to 20 L;<\/li>\n<li>Large volumes (Standard test measures and proving tanks) range 1 L to 10000 L;<\/li>\n<li>Liquid flow (Liquid dosing instruments and flowmeters) de 0,12 mL\/h a 2000 mL\/h.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-05b29aa162b7c147e fusion-toggle-has-divider\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_05b29aa162b7c147e\"><a aria-expanded=\"false\" aria-controls=\"05b29aa162b7c147e\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-7928-1\" data-target=\"#05b29aa162b7c147e\" href=\"#05b29aa162b7c147e\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">TRACEABILITY<\/span><\/a><\/h4><\/div><div id=\"05b29aa162b7c147e\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_05b29aa162b7c147e\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p style=\"padding-left: 40px;\">The traceability of the Volume and Flow Laboratory is established to the national mass standards, temperature standards, time standards and density of the used liquid.<\/p>\n<p style=\"padding-left: 40px;\"><strong>Volume<\/strong><\/p>\n<p style=\"padding-left: 40px;\">The derived unit of the International System of Units (SI) of the quantity Volume (<em>V<\/em>) is the cubic meter (m<sup>3<\/sup>) defined as: The volume of a cube with 1 metre edge.<\/p>\n<p style=\"padding-left: 40px;\">The litre (L or l) can also be used as a measurement unit and it is equivalent to 0,001 m<sup>3<\/sup> or 1 dm<sup>3<\/sup>. It is a Non-SI unit accepted for use with the SI.<\/p>\n<p style=\"padding-left: 40px;\"><strong>Flow<\/strong><\/p>\n<p style=\"padding-left: 40px;\">The derived unit of the International System of Units (SI) of the quantity Flow(<em>Q<\/em>) is cubic meter (m<sup>3<\/sup>)\/second (s) defined as: the volume of fluid passing through a given area per unit time.<\/p>\n<p style=\"padding-left: 40px;\"><strong>Calibration methods<\/strong><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong><em>Gravimetric method<\/em><\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\">The instrument is weighted empty and dried and then weighted full with the calibration liquid. The difference between the two mass values gives the mass of the contained liquid; usually water, converted then to volume using the formula described in ISO 4787. If we consider the time, flow can also be determined.<\/p>\n<p style=\"padding-left: 40px;\"><img decoding=\"async\" class=\"lazyload aligncenter wp-image-5707 size-medium\" src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-1-1-225x300.jpg\" data-orig-src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-1-1-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27225%27%20height%3D%27300%27%20viewBox%3D%270%200%20225%20300%27%3E%3Crect%20width%3D%27225%27%20height%3D%27300%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-1-1-200x267.jpg 200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-1-1-225x300.jpg 225w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-1-1.jpg 360w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong><em>Volumetric method<\/em><\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\">A constant volume of water previously calibrated by the gravimetric method is transferred to the instrument under calibration, according to guide EURAMET cg-21. In this method the standards are automatic pipettes or volumetric standards of different capacity.<\/p>\n<p><img decoding=\"async\" class=\"lazyload aligncenter wp-image-5709 size-medium\" src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-2-1-225x300.jpg\" data-orig-src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-2-1-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27225%27%20height%3D%27300%27%20viewBox%3D%270%200%20225%20300%27%3E%3Crect%20width%3D%27225%27%20height%3D%27300%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-2-1-200x267.jpg 200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-2-1-225x300.jpg 225w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-2-1.jpg 360w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong><em>Photometric method<\/em><\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\">The volume of the micropipette is determined by the variation of the absorvance of the colorimetic solutions used.<\/p>\n<p><img decoding=\"async\" class=\"lazyload aligncenter wp-image-5711 size-medium\" src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-3-1-225x300.jpg\" data-orig-src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-3-1-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27225%27%20height%3D%27300%27%20viewBox%3D%270%200%20225%20300%27%3E%3Crect%20width%3D%27225%27%20height%3D%27300%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-3-1-200x267.jpg 200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-3-1-225x300.jpg 225w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-3-1.jpg 360w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong><em>Interferometric method<\/em><\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\">The interferometric method is a primary method that uses an interferometer to monitor the distance covered, over a period of time, by a retro-reflecting cube placed on the motor of the instrument to be calibrated (flow measuring instrument). Knowing the internal diameter of the syringe used, it is possible to determine the flow rate.<\/p>\n<p><img decoding=\"async\" class=\"lazyload aligncenter wp-image-5713 size-medium\" src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-4-1-300x225.jpg\" data-orig-src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/DMET-LVC-4-1-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27300%27%20height%3D%27225%27%20viewBox%3D%270%200%20300%20225%27%3E%3Crect%20width%3D%27300%27%20height%3D%27225%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-4-1-200x150.jpg 200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-4-1-300x225.jpg 300w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-4-1-400x300.jpg 400w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-4-1-600x450.jpg 600w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-4-1.jpg 640w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-7383b4603c6c7bc55 fusion-toggle-has-divider\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_7383b4603c6c7bc55\"><a aria-expanded=\"false\" aria-controls=\"7383b4603c6c7bc55\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-7928-1\" data-target=\"#7383b4603c6c7bc55\" href=\"#7383b4603c6c7bc55\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">AVAILABLE CALIBRATION SERVICES<\/span><\/a><\/h4><\/div><div id=\"7383b4603c6c7bc55\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_7383b4603c6c7bc55\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p style=\"padding-left: 40px;\">Get to know <a href=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/LVC_Servic\u0327os_EN.pdf\">here<\/a> available calibration services on the volume laboratory.<\/p>\n<p style=\"padding-left: 40px;\"><strong>International Recognition<\/strong><\/p>\n<p style=\"padding-left: 40px;\">Calibration services listed are registered as <a href=\"https:\/\/www.bipm.org\/kcdb\/cmc\/search?domain=PHYSICS&amp;areaId=2&amp;keywords=portugal\" target=\"_blank\" rel=\"noopener noreferrer\">Calibration and Measurement Capabilities \u2013 CMCs<\/a> in the BIPM database.<\/p>\n<p style=\"padding-left: 40px;\"><img decoding=\"async\" class=\"lazyload alignleft wp-image-4727 size-fusion-200\" src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/logo-CIPM-MRA-1-200x98.jpg\" data-orig-src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/logo-CIPM-MRA-1-200x98.jpg\" alt=\"\" width=\"200\" height=\"98\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27200%27%20height%3D%2798%27%20viewBox%3D%270%200%20200%2098%27%3E%3Crect%20width%3D%27200%27%20height%3D%2798%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-CIPM-MRA-1-200x98.jpg 200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-CIPM-MRA-1-300x147.jpg 300w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-CIPM-MRA-1.jpg 391w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 200px) 100vw, 200px\" \/> <img decoding=\"async\" class=\"lazyload alignleft wp-image-4729 size-fusion-200\" src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/logo-KBCD-200x51.jpg\" data-orig-src=\"https:\/\/storagewebsiteipq.blob.core.windows.net\/website\/logo-KBCD-200x51.jpg\" alt=\"\" width=\"200\" height=\"51\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27200%27%20height%3D%2751%27%20viewBox%3D%270%200%20200%2051%27%3E%3Crect%20width%3D%27200%27%20height%3D%2751%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-KBCD-200x51.jpg 200w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-KBCD-300x76.jpg 300w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-KBCD-400x102.jpg 400w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-KBCD-600x153.jpg 600w, https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/logo-KBCD.jpg 612w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/p>\n<\/div><\/div><\/div><div class=\"fusion-panel panel-default panel-2935734dfe563884a fusion-toggle-has-divider\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_2935734dfe563884a\"><a aria-expanded=\"false\" aria-controls=\"2935734dfe563884a\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-7928-1\" data-target=\"#2935734dfe563884a\" href=\"#2935734dfe563884a\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">CONTACTS<\/span><\/a><\/h4><\/div><div id=\"2935734dfe563884a\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_2935734dfe563884a\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p style=\"padding-left: 40px;\"><strong>Elsa Batista<\/strong><\/p>\n<p style=\"padding-left: 40px;\">Tel +351 212 948 167<\/p>\n<p style=\"padding-left: 40px;\">E-mail: <a href=\"mailto:ebatista@ipq.pt\">ebatista@ipq.pt<\/a><\/p>\n<p style=\"padding-left: 40px;\"><strong>M\u00e1rio Conde\u00e7o<\/strong><\/p>\n<p style=\"padding-left: 40px;\">Tel +351212948100, ext. 8386<\/p>\n<p style=\"padding-left: 40px;\">E &#8211; mail: <a href=\"mailto:mcondeco@ipq.pt\">mcondeco@ipq.pt<\/a><\/p>\n<p style=\"padding-left: 40px;\"><strong>Ricardo Mendes<\/strong><\/p>\n<p style=\"padding-left: 40px;\">Tel + 351 212 948 315<\/p>\n<p style=\"padding-left: 40px;\">E-mail: <a href=\"mailto:ricardom@ipq.pt\">ricardom@ipq.pt<\/a><\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-image-carousel fusion-image-carousel-auto fusion-image-carousel-1 fusion-carousel-border\" style=\"margin-top:30px;\"><div class=\"awb-carousel awb-swiper awb-swiper-carousel\" data-autoplay=\"yes\" data-columns=\"1\" data-itemmargin=\"13\" data-itemwidth=\"180\" data-touchscroll=\"no\" data-imagesize=\"auto\" style=\"--awb-columns:1;\"><div class=\"swiper-wrapper awb-image-carousel-wrapper fusion-flex-align-items-center\"><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"360\" height=\"480\" src=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-1-1.jpg\" class=\"attachment-full size-full lazyload\" alt=\"\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27360%27%20height%3D%27480%27%20viewBox%3D%270%200%20360%20480%27%3E%3Crect%20width%3D%27360%27%20height%3D%27480%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-1-1.jpg\" data-srcset=\"https:\/\/ipqqa.westeurope.cloudapp.azure.com\/wp-content\/uploads\/DMET-LVC-1-1-200x267.jpg 200w, 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class=\"awb-icon-angle-left\" aria-hidden=\"true\"><\/i><\/div><div class=\"awb-swiper-button awb-swiper-button-next\"><i class=\"awb-icon-angle-right\" aria-hidden=\"true\"><\/i><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":58,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_acf_changed":false,"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"class_list":["post-7928","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Volume and flow - IPQ<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta 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