{"id":31121,"date":"2016-01-27T13:00:54","date_gmt":"2016-01-27T12:00:54","guid":{"rendered":"https:\/\/hw-wiegandt.de\/aquarium-hardware\/hw-densitymeter\/"},"modified":"2026-11-05T13:53:05","modified_gmt":"2026-11-05T12:53:05","slug":"hw-densitymeter","status":"publish","type":"page","link":"https:\/\/hw-wiegandt.de\/en\/aquarium-hardware\/hw-densitymeter\/","title":{"rendered":"hw\u00ae-High Precision Hydrometer with Thermometer"},"content":{"rendered":"<div class=\"product\"><div class=\"product\">\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"31121\" class=\"elementor elementor-31121 elementor-1511\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cd5e468 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cd5e468\" 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-33 elementor-top-column elementor-element elementor-element-ed0a181\" data-id=\"ed0a181\" 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-1c6f847 elementor-widget elementor-widget-image\" data-id=\"1c6f847\" 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:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel.jpg\" class=\"attachment-large size-large wp-image-4140\" alt=\"hw hydrometer with thermometer for measuring seawater density\" srcset=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel.jpg 1000w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-300x300.jpg 300w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-150x150.jpg 150w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-768x768.jpg 768w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-500x500.jpg 500w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-20x20.jpg 20w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-400x400.jpg 400w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-510x510.jpg 510w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/04\/dichtemesser-mit-thermometer-1000-x-1000-pixel-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" title=\"\">\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<div class=\"elementor-element elementor-element-65bcde7 elementor-hidden-desktop elementor-widget elementor-widget-image\" data-id=\"65bcde7\" 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 decoding=\"async\" width=\"82\" height=\"300\" src=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/01\/dichtemesser-mit-thermometer-82x300.jpg\" class=\"attachment-medium size-medium wp-image-4097\" alt=\"hw hydrometer with thermometer\" srcset=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/01\/dichtemesser-mit-thermometer-82x300.jpg 82w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2016\/01\/dichtemesser-mit-thermometer-281x1024.jpg 281w\" sizes=\"(max-width: 82px) 100vw, 82px\" title=\"\">\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<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-90779ec\" data-id=\"90779ec\" 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-1cca853 elementor-widget elementor-widget-text-editor\" data-id=\"1cca853\" 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<h2>hw\u00ae hydrometer with thermometer<\/h2>\n<p>The hw\u00ae hydrometer is an individually checked precision instrument for measuring seawater density. When assessing salinity, take the water temperature and calibration information into account.<\/p>\n<ul>\n<li>Length: 230 mm<\/li>\n<li>Diameter: 23 mm<\/li>\n<li>Packaging: plastic box<\/li>\n<li>Scale divisions: 0.002<\/li>\n<li>Calibration: 25\/4 \u00b0C<\/li>\n<li>Range from 1.020 to 1.026 highlighted in colour<\/li>\n<li>Temperature range: 10\u201340 \u00b0C \/ 50\u2013100 \u00b0F<\/li>\n<li>Temperature deviation in the 20\u201330 \u00b0C range: maximum 0.25 \u00b0C<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11201c3 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"11201c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hw-wiegandt.de\/en\/product\/hw-high-precision-hydrometer-with-thermometer\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-chevron-right\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">View the hw\u00ae hydrometer<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13e0e43 elementor-widget elementor-widget-accordion\" data-id=\"13e0e43\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2081\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2081\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-chevron-down\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-chevron-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">How to measure seawater density with the hw\u00ae hydrometer<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2081\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2081\"><p>Fill a preferably transparent measuring vessel at least 22 cm high with the seawater to be tested. Carefully place the hw\u00ae hydrometer in the vessel. For an accurate reading, it must float freely without touching the sides.<\/p>\n<p>Read the density on the upper scale at the lower meniscus: the lower edge of the curved water surface at the scale. Take the water temperature and the calibration and temperature correction information into account.<\/p>\n<p>After use, rinse the hydrometer with fresh water and dry it carefully with a clean, dry cloth. Store it in the protective sleeve supplied.<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7818dbf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7818dbf\" 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-5eef5f8\" data-id=\"5eef5f8\" 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-51a2c4e elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"51a2c4e\" 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\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-fd7c947 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fd7c947\" 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-33 elementor-top-column elementor-element elementor-element-e8513b0\" data-id=\"e8513b0\" 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-5fcddb4 elementor-widget elementor-widget-image\" data-id=\"5fcddb4\" 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 decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik.jpg\" class=\"attachment-large size-large wp-image-4305\" alt=\"\" srcset=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik.jpg 1000w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-300x300.jpg 300w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-150x150.jpg 150w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-768x768.jpg 768w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-500x500.jpg 500w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-20x20.jpg 20w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-400x400.jpg 400w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-510x510.jpg 510w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2015\/07\/colagen-fuer-hw-technik-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" title=\"\">\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<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-661b9ce\" data-id=\"661b9ce\" 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-caeadc8 elementor-widget elementor-widget-text-editor\" data-id=\"caeadc8\" 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<h2>All aquarium equipment<\/h2><p>Looking for more equipment? Explore the products in our catalogue.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6553c19 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"6553c19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/hw-wiegandt.de\/en\/Category\/hw-hardware\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-chevron-right\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Aquarium hardware<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5ff26fab elementor-section-stretched elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5ff26fab\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;,&quot;background_background&quot;:&quot;classic&quot;}\">\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-4d2219d7\" data-id=\"4d2219d7\" 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-45b9b362 elementor-widget elementor-widget-heading\" data-id=\"45b9b362\" 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-default\">Information and tips for marine and freshwater aquariums<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-456edb0a elementor-widget elementor-widget-spacer\" data-id=\"456edb0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-984dc67 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"984dc67\" 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-33 elementor-inner-column elementor-element elementor-element-1615ee58\" data-id=\"1615ee58\" 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-25ae2b0b elementor-widget elementor-widget-image\" data-id=\"25ae2b0b\" 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\t<a href=\"https:\/\/hw-wiegandt.de\/en\/aquaristics\/uv-c-radiation\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-uv-wasserklaerer_500x500.jpg\" class=\"elementor-animation-bob attachment-large size-large wp-image-30522\" alt=\"\" srcset=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-uv-wasserklaerer_500x500.jpg 500w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-uv-wasserklaerer_500x500-300x300.jpg 300w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-uv-wasserklaerer_500x500-150x150.jpg 150w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-uv-wasserklaerer_500x500-20x20.jpg 20w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-uv-wasserklaerer_500x500-400x400.jpg 400w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-uv-wasserklaerer_500x500-100x100.jpg 100w\" sizes=\"(max-width: 500px) 100vw, 500px\" title=\"\">\t\t\t\t\t\t\t\t<\/a>\n\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<div class=\"elementor-element elementor-element-594468e8 elementor-widget elementor-widget-heading\" data-id=\"594468e8\" 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<h3 class=\"elementor-heading-title elementor-size-default\">UV-C radiation<\/h3>\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-33 elementor-inner-column elementor-element elementor-element-5e8c49c9\" data-id=\"5e8c49c9\" 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-32250ae elementor-widget elementor-widget-image\" data-id=\"32250ae\" 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\t<a href=\"https:\/\/hw-wiegandt.de\/en\/aquaristics\/hw-reverse-osmosis\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-osmose-artikel_500x500.jpg\" class=\"elementor-animation-bob attachment-large size-large wp-image-30523\" alt=\"hw Wiegandt reverse osmosis system\" srcset=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-osmose-artikel_500x500.jpg 500w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-osmose-artikel_500x500-300x300.jpg 300w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-osmose-artikel_500x500-150x150.jpg 150w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-osmose-artikel_500x500-20x20.jpg 20w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-osmose-artikel_500x500-400x400.jpg 400w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/collage-osmose-artikel_500x500-100x100.jpg 100w\" sizes=\"(max-width: 500px) 100vw, 500px\" title=\"\">\t\t\t\t\t\t\t\t<\/a>\n\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<div class=\"elementor-element elementor-element-3c2d03b3 elementor-widget elementor-widget-heading\" data-id=\"3c2d03b3\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Reverse osmosis<\/h3>\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-33 elementor-inner-column elementor-element elementor-element-22001d0b\" data-id=\"22001d0b\" 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-1e1ba6cd elementor-widget elementor-widget-image\" data-id=\"1e1ba6cd\" 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\t<a href=\"https:\/\/hw-wiegandt.de\/en\/aquaristics\/water-conditioning\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/colagen-fuer-filtermedien_500x500.jpg\" class=\"elementor-animation-bob attachment-large size-large wp-image-30524\" alt=\"\" srcset=\"https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/colagen-fuer-filtermedien_500x500.jpg 500w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/colagen-fuer-filtermedien_500x500-300x300.jpg 300w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/colagen-fuer-filtermedien_500x500-150x150.jpg 150w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/colagen-fuer-filtermedien_500x500-20x20.jpg 20w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/colagen-fuer-filtermedien_500x500-400x400.jpg 400w, https:\/\/hw-wiegandt.de\/wp-content\/uploads\/2018\/01\/colagen-fuer-filtermedien_500x500-100x100.jpg 100w\" sizes=\"(max-width: 500px) 100vw, 500px\" title=\"\">\t\t\t\t\t\t\t\t<\/a>\n\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<div class=\"elementor-element elementor-element-1db23c87 elementor-widget elementor-widget-heading\" data-id=\"1db23c87\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Water conditioning<\/h3>\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 class=\"elementor-element elementor-element-29f4932 elementor-widget elementor-widget-spacer\" data-id=\"29f4932\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\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<\/div>\n\t\t<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>hw\u00ae hydrometer with thermometer The hw\u00ae hydrometer is an individually checked precision instrument for measuring seawater density. When assessing salinity, take the water temperature and calibration information into account. Length: 230 mm Diameter: 23 mm Packaging: plastic box Scale divisions: 0.002 Calibration: 25\/4 \u00b0C Range from 1.020 to 1.026 highlighted in colour Temperature range: 10\u201340 [&hellip;]<\/p>\n","protected":false},"author":97,"featured_media":30630,"parent":31119,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-31121","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/pages\/31121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/users\/97"}],"replies":[{"embeddable":true,"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/comments?post=31121"}],"version-history":[{"count":2,"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/pages\/31121\/revisions"}],"predecessor-version":[{"id":123847,"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/pages\/31121\/revisions\/123847"}],"up":[{"embeddable":true,"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/pages\/31119"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/media\/30630"}],"wp:attachment":[{"href":"https:\/\/hw-wiegandt.de\/en\/wp-json\/wp\/v2\/media?parent=31121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}