{"product_id":"hanna-instruments-hi758-calcio-marino-kit-de-verificacion-para-acuarios-de-agua-salada","title":"Hanna Instruments HI758 Marine Calcium – Verification Kit for Saltwater Aquariums","description":"\u003ch2\u003eCalcium in Saltwater: Quick Read for Marine Aquariums\u003c\/h2\u003e\n\u003cp\u003eIn saltwater aquariums, calcium is a key component for the stability of calcareous structures and for the overall well-being of the ecosystem. Hanna Instruments' HI758 Calcium Checker HC offers a simple solution for quickly estimating calcium concentration in your water source, without relying on external services. This device is designed to be straightforward, with a single button for zeroing and measurement, and a ppm reading that facilitates real-time decision-making as you care for your corals, crabs, and other marine inhabitants.\u003c\/p\u003e\n\u003cp\u003eThe method used is an adaptation of the well-known zincon approach, which allows for the conversion of the sample into a clear numerical value. Usage is convenient: you add Reagent A and a small sample, insert the vial into the meter, and press the button to start the reading. Afterward, you incorporate Reagent B, shake to dissolve, and obtain the final reading by reinserting the vial. The result is expressed in ppm, providing a quick reference for adjusting aquarium parameters.\u003c\/p\u003e\n\n\u003ch3\u003eRange, Accuracy, and Operating Conditions\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReading range: 200 to 600 ppm, ideal for monitoring calcium levels in saltwater systems.\u003c\/li\u003e\n  \u003cli\u003eAccuracy evaluated at +\/-6% of reading at 25°C (77°F).\u003c\/li\u003e\n  \u003cli\u003e1 ppm resolution for detecting small and timely changes.\u003c\/li\u003e\n  \u003cli\u003e610 nm LED light source and silicon detector for clear on-screen reading.\u003c\/li\u003e\n  \u003cli\u003eAutomatic shut-off after 10 minutes of inactivity to optimize battery life.\u003c\/li\u003e\n  \u003cli\u003eOperates with a single AAA battery, no power complications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Makes It Easy to Use Day-to-Day\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eQuick readings in the aquarium itself, reducing the need to send samples to laboratories.\u003c\/li\u003e\n  \u003cli\u003eA large LCD screen improves readability in different lighting conditions.\u003c\/li\u003e\n  \u003cli\u003eCompact format and simple operation to free up your monitoring time.\u003c\/li\u003e\n  \u003cli\u003eReliable for spot checks between water changes or carbonate\/calcium adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFurthermore, this equipment is designed to be a more economical option than professional tests, maintaining a useful approximation for those who manage aquariums of different scales. While it does not guarantee definitive results, it can be a valuable tool for guiding maintenance decisions and adjustments in an informed way in your marine aquarium.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Notes\u003c\/h2\u003e\n\u003cp\u003eCompact dimensions, AAA battery, and a design that prioritizes simplicity make this kit suitable for frequent use. The combination of accuracy, ease of use, and relative cost makes it an attractive option for those who want to closely monitor calcium in saltwater systems.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eKey feature: ppm reading with support for quick maintenance decisions.\u003c\/li\u003e\n  \u003cli\u003eOperational advantage: single-button operation for zero and measure, with result visible on screen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does the HI758 offer for measuring calcium in marine aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Quick saltwater calcium reading, with a range of 200–600 ppm and an approximate accuracy of ±6% at 25°C.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How is the test performed step by step?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Zero with Reagent A and deionized water, add 0.1 mL of sample, insert, add Reagent B, shake, and read in ppm.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":61475251749194,"sku":"B005FH2OIY","price":138.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1031\/2315\/7322\/files\/hanna-instruments-hi758-calcio-marino-prueba-frontal.jpg?v=1774918489","url":"https:\/\/mascotario.es\/en\/products\/hanna-instruments-hi758-calcio-marino-kit-de-verificacion-para-acuarios-de-agua-salada","provider":"MascotaRio","version":"1.0","type":"link"}