{"id":22163,"date":"2026-02-17T18:05:18","date_gmt":"2026-02-17T18:05:18","guid":{"rendered":"https:\/\/alpha-measure.com\/?page_id=22163"},"modified":"2026-02-26T22:57:47","modified_gmt":"2026-02-26T22:57:47","slug":"pahcrude-oil-in-water-in-research-education","status":"publish","type":"page","link":"https:\/\/alpha-measure.com\/zh\/pahcrude-oil-in-water-in-research-education\/","title":{"rendered":"PAH(Crude Oil in Water) in Research &#038; Education"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"22163\" class=\"elementor elementor-22163\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-09fc19d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"09fc19d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d36a4a7\" data-id=\"d36a4a7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f93c124 inner-main-title ph-page-title elementor-widget elementor-widget-heading\" data-id=\"f93c124\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">AlpHa \u6d4b\u91cf\u89e3\u51b3\u65b9\u6848<br><span> PAH (Oil in Water) in Research &amp; Education<\/span><\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9821cbe inn-head elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9821cbe\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8ca74cf\" data-id=\"8ca74cf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-d3a6cb8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d3a6cb8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-72df405\" data-id=\"72df405\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9f51007 mbl-d elementor-widget elementor-widget-heading\" data-id=\"9f51007\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">PAH (Oil in Water) in Research &amp; Education<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a368949 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a368949\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06df547 elementor-widget elementor-widget-text-editor\" data-id=\"06df547\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><p>PAH (polycyclic aromatic hydrocarbon) monitoring provides a valuable analytical tool for research institutions and academic programs studying hydrocarbon pollution, environmental toxicology, and ecosystem health. Because PAHs are persistent organic pollutants commonly associated with petroleum products, they serve as a measurable indicator of anthropogenic environmental impact.<\/p><p>AlpHa\u2019s XC-PAH sensor utilizes patent pending optical technology with the following unique features:<\/p><ul><li>Industry leading minimum detection limit at 0.2 ppb<\/li><li>Automatic temperature compensation<\/li><li>Analog (0 \u2013 3 V) or digital (RS-485 MODBUS RTU) output formats<\/li><li>Options for custom OEM sonde multiparameter and stand-alone configurations<\/li><\/ul><\/div><p><span style=\"font-size: 13.5pt; font-family: Montserrat; color: #525252;\">        <div class=\"rmwr-wrapper\"\r\n             data-id=\"rmwr-p22163-1\"\r\n                          data-key=\"p22163-1\"\r\n                          data-post=\"22163\"\r\n                          data-animation=\"none\"\r\n                          data-duration=\"300\"\r\n                          data-mode=\"normal\"\r\n                          data-lazy=\"false\"\r\n                          data-smooth-scroll=\"true\"\r\n                          data-scroll-offset=\"0\"\r\n             >\r\n            <button\r\n                type=\"button\"\r\n                class=\"read-link\"\r\n                id=\"readlinkrmwr-p22163-1\"\r\n                data-open-text=\"Read More\"\r\n                data-close-text=\"Read Less\"\r\n                                aria-expanded=\"false\"\r\n                aria-controls=\"readrmwr-p22163-1\"\r\n            >\r\n                                <span class=\"rmwr-text\">\u66f4\u591a\u4fe1\u606f<\/span>\r\n            <\/button>\r\n            <div\r\n                class=\"read_div\"\r\n                id=\"readrmwr-p22163-1\"\r\n                aria-hidden=\"true\"\r\n                style=\"display: none;\"\r\n            >\r\n                                    \u00a0 \u00a0 \u00a0<\/span><\/p><div><p>The measurement of PAH i<span data-teams=\"true\">s essential in research and education for the following reasons<\/span>:<\/p><ul><li>Studying <strong data-start=\"1833\" data-end=\"1858\">hydrocarbon transport<\/strong> mechanisms in surface water and groundwater systems<\/li><li>Investigating <strong data-start=\"1929\" data-end=\"1954\">toxicological effects<\/strong> of petroleum-derived compounds on aquatic organisms<\/li><li>Supporting <strong data-start=\"2022\" data-end=\"2049\">environmental forensics<\/strong> to differentiate between natural hydrocarbons and anthropogenic oil sources<\/li><li>Conducting <strong data-start=\"2141\" data-end=\"2163\">fate and transport<\/strong> modeling of persistent organic pollutants<div>\u00a0<\/div><\/li><\/ul><p>AlpHa&#8217;s PAH fluorometer offers a powerful sensor for education and discovery, helping to inspire the next generation of environmental scientists.<\/p><\/div><p>                            <\/div>\r\n                    <\/div>\r\n        <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-dee9722\" data-id=\"dee9722\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-59e08a9 elementor-widget elementor-widget-image\" data-id=\"59e08a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/alpha-measure.com\/wp-content\/uploads\/2026\/02\/Oil-in-Water-Research-and-Education-1024x1024.png\" class=\"attachment-large size-large wp-image-22230\" alt=\"\" srcset=\"https:\/\/alpha-measure.com\/wp-content\/uploads\/2026\/02\/Oil-in-Water-Research-and-Education-1024x1024.png 1024w, https:\/\/alpha-measure.com\/wp-content\/uploads\/2026\/02\/Oil-in-Water-Research-and-Education-300x300.png 300w, https:\/\/alpha-measure.com\/wp-content\/uploads\/2026\/02\/Oil-in-Water-Research-and-Education-150x150.png 150w, https:\/\/alpha-measure.com\/wp-content\/uploads\/2026\/02\/Oil-in-Water-Research-and-Education-768x768.png 768w, https:\/\/alpha-measure.com\/wp-content\/uploads\/2026\/02\/Oil-in-Water-Research-and-Education-12x12.png 12w, https:\/\/alpha-measure.com\/wp-content\/uploads\/2026\/02\/Oil-in-Water-Research-and-Education.png 1080w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7cfc836 inner-page-btn-row elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7cfc836\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-64f3bb7\" data-id=\"64f3bb7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f840f7c ph-cutsom-tabs elementor-widget elementor-widget-move-advanced-tab\" data-id=\"f840f7c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"move-advanced-tab.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t                \n            <div class=\"htmove-advance-tab htmove-advance-tab-three\" >\n\n                <!-- Tab List Start -->\n                <ul class=\"htmove-tab-list\">\n                    <li><a href=\"#htmove-advance-tab-1f840f7c\">\u80fd\u529b<\/a><\/li><li><a href=\"#htmove-advance-tab-2f840f7c\">\u914d\u7f6e\u9009\u9879<\/a><\/li><li><a href=\"#htmove-advance-tab-3f840f7c\">\u6c9f\u901a\u4e0e\u8054\u7cfb<\/a><\/li>                <\/ul>\n                <!-- Tab List End -->\n\n                <div class=\"htmove-tab-container\">\n                    <div id=\"htmove-advance-tab-1f840f7c\" class=\"htmove-tab-pane\">        <div class=\"htmove-tab-body\">\n            <div class=\"htmove-tab-content\"><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Minimum Detection Limit: &lt; 0.2 ppb<\/span><\/li><li><span style=\"font-weight: 400\">Linearity: R<sup>2<\/sup> &gt; 0.99<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">PAH Range: 0 to 300 ppb (\u00b5g \/ L)<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">PAH Response Time:<\/span><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Sonde: T100 ~2 seconds<\/span><\/li><li><span style=\"font-weight: 400\">Stand-alone: ~2 seconds<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u6e29\u5ea6\u8303\u56f4\uff1a0 \u81f3 50\u00b0C<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Max Pressure: 375 m\u00a0<\/span><\/li><li><span style=\"font-weight: 400\">Emission Wavelength: 420 \u2013 590<\/span><\/li><li><span style=\"font-weight: 400\">LED Center Wavelength: 365 nm<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Input Power:<\/span><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Sonde: 5 \u2013 36 VDC<\/span><\/li><li><span style=\"font-weight: 400\">Stand-alone: 6 \u2013 36 VDC<\/span><\/li><\/ul><\/li><li><span style=\"font-weight: 400\">Power Consumption:<\/span><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Sonde: 280 mW at 5 V<\/span><\/li><li><span style=\"font-weight: 400\">Stand-alone: 670 mW at 6 V<\/span><\/li><li><span style=\"font-weight: 400\">\u53ef\u63d0\u4f9b\u5b9a\u5236\u9009\u9879<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u4fdd\u4fee\uff1a12 \u4e2a\u6708<\/span><\/li><\/ul><\/div>        <\/div>\n        <\/div><div id=\"htmove-advance-tab-2f840f7c\" class=\"htmove-tab-pane\">        <div class=\"htmove-tab-body\">\n            <div class=\"htmove-tab-content\"><ul><li style=\"font-weight: 400\"><strong>\u5916\u5f62\u5c3a\u5bf8<\/strong><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u72ec\u7acb\u5f0f<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Sonde \/ Cartridge<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u53ef\u63d0\u4f9b\u5b9a\u5236\u9009\u9879<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><strong>\u5916\u58f3\u6750\u6599\u9009\u62e9<\/strong><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u949b<\/span><\/li><li><span style=\"font-weight: 400\">\u53ef\u63d0\u4f9b\u5b9a\u5236\u9009\u9879<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><strong>\u70ed\u654f\u7535\u963b\u9009\u9879<\/strong><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u96c6\u6210\u6e29\u5ea6\u8865\u507f<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><strong>\u7efc\u5408\u63d2\u5165<\/strong><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u53ef\u63d0\u4f9b\u5b9a\u5236\u9009\u9879<\/span><\/li><\/ul><\/li><\/ul><\/div>        <\/div>\n        <\/div><div id=\"htmove-advance-tab-3f840f7c\" class=\"htmove-tab-pane\">        <div class=\"htmove-tab-body\">\n            <div class=\"htmove-tab-content\"><ul><li style=\"font-weight: 400\"><strong>\u6a21\u62df<\/strong><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">0 \u2013 3 V with UART-MODBUS<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u53ef\u63d0\u4f9b\u5b9a\u5236\u9009\u9879<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><strong>\u6570\u5b57<\/strong><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">RS-485 Modbus RTU<\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u53ef\u63d0\u4f9b\u5b9a\u5236\u9009\u9879\u00a0<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><strong>\u8fde\u63a5\u5668<\/strong><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u96c6\u6210\u8fde\u63a5\u5668\uff08\u53ef\u62c6\u5378\u6216\u65e0\u7535\u7f06\uff09<\/span><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u53ef\u63d0\u4f9b\u5b9a\u5236\u9009\u9879\u00a0<\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u5e26\u7535\u7f06\u7684\u8fde\u63a5\u5668\uff08\u5305\u62ec\u6e29\u5ea6\uff09<\/span><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">\u4efb\u4f55\u5e02\u552e\u8fde\u63a5\u5668\u548c\u5b9a\u5236\u9009\u4ef6<\/span><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/div>        <\/div>\n        <\/div>                <\/div>\n\n            <\/div>\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-89640fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"89640fa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2f5bdff\" data-id=\"2f5bdff\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0a9bc6d elementor-widget elementor-widget-move-dual-button\" data-id=\"0a9bc6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"move-dual-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t                \n        <div class=\"htmove-dual-buttons\" >\n            <div class=\"htmove-button-area htmove-button-one\"><a href=\"https:\/\/alpha-measure.com\/zh\/contact-us\/\"><button class=\"htmove-btn htmove-btn-primary htmove-btn-sm\"> <span class=\"htmove-btn-text\">\u5b9a\u5236\u4f20\u611f\u5668<\/span>  <\/button><\/a><\/div>            <div class=\"htmove-button-area htmove-button-two\"><a href=\"https:\/\/alpha-measure.com\/zh\/find-a-distributor\/\"><button class=\"htmove-btn htmove-btn-primary htmove-btn-sm\"> <span class=\"htmove-btn-text\">\u8d2d\u4e70\u5e93\u5b58\u4ea7\u54c1<\/span>  <\/button><\/a><\/div>        <\/div>\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Alpha\u2019s XC-CHLA, which measures chlorophyll-a at a market-leading minimum detection of 0.01 ppb, is ideal for research &#038; education.<\/p>","protected":false},"author":3,"featured_media":18596,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"inline_featured_image":false,"_predictive_search_focuskw":"","_ps_exclude_item":"","footnotes":""},"class_list":["post-22163","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PAH(Crude Oil in Water) in Research &amp; Education - AlpHa 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