{"product_id":"ei-dvi-model-1918-microprocessor-dissolution-test-apparatus","title":"EI-DVI model 1918 Microprocessor Dissolution Test Apparatus","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e \/* SciSpectrum Color Scheme \u0026 Basics *\/ :root { --primary-blue: #004a99; --hover-blue: #0056b3; --bg-gray: #f8f9fa; --text-color: #333; --border-color: #ddd; --white: #ffffff; }\nbody {\n    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;\n    line-height: 1.6;\n    color: var(--text-color);\n    background-color: var(--bg-gray);\n    margin: 0;\n    padding: 20px;\n}\n\n.scispectrum-tabs-container {\n    max-width: 1200px;\n    margin: 0 auto;\n    background: var(--white);\n    border-radius: 8px;\n    box-shadow: 0 4px 15px rgba(0,0,0,0.05);\n    overflow: hidden;\n}\n\n\/* Tab input handling *\/\n.tab-input {\n    display: none;\n}\n\n\/* Tab navigation style *\/\n.tab-nav {\n    display: flex;\n    flex-wrap: wrap;\n    border-bottom: 2px solid var(--border-color);\n    background-color: var(--white);\n}\n\n.tab-label {\n    padding: 15px 25px;\n    cursor: pointer;\n    font-weight: 600;\n    color: var(--primary-blue);\n    transition: all 0.3s ease;\n    border-bottom: 3px solid transparent;\n    text-align: center;\n    flex-grow: 1;\n}\n\n.tab-label:hover {\n    background-color: rgba(0, 74, 153, 0.05);\n    color: var(--hover-blue);\n}\n\n\/* Active tab styling *\/\n#tab1:checked ~ .tab-nav label[for=\"tab1\"],\n#tab2:checked ~ .tab-nav label[for=\"tab2\"],\n#tab3:checked ~ .tab-nav label[for=\"tab3\"],\n#tab4:checked ~ .tab-nav label[for=\"tab4\"] {\n    border-bottom-color: var(--primary-blue);\n    color: var(--primary-blue);\n    background-color: var(--white);\n}\n\n\/* Tab content panels *\/\n.tab-panels {\n    padding: 30px;\n}\n\n.tab-content {\n    display: none;\n    animation: fadeIn 0.5s ease;\n}\n\n\/* Active panel handling *\/\n#tab1:checked ~ .tab-panels #content1,\n#tab2:checked ~ .tab-panels #content2,\n#tab3:checked ~ .tab-panels #content3,\n#tab4:checked ~ .tab-panels #content4 {\n    display: block;\n}\n\n@keyframes fadeIn {\n    from { opacity: 0; }\n    to { opacity: 1; }\n}\n\n\/* Utility Classes *\/\nh3 { color: var(--primary-blue); margin-top: 0; }\n\n\/* Specifications Table Style *\/\n.spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    margin-top: 20px;\n    font-size: 0.95rem;\n}\n\n.spec-table th, .spec-table td {\n    text-align: left;\n    padding: 12px 15px;\n    border-bottom: 1px solid var(--border-color);\n}\n\n.spec-table th {\n    background-color: var(--primary-blue);\n    color: var(--white);\n    text-transform: uppercase;\n    letter-spacing: 0.05em;\n}\n\n.spec-table tr:nth-child(even) {\n    background-color: rgba(0, 74, 153, 0.02);\n}\n\n.spec-table tr:hover {\n    background-color: rgba(0, 74, 153, 0.05);\n}\n\n\/* Features \u0026 Benefits List Style *\/\n.features-list {\n    list-style: none;\n    padding: 0;\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));\n    gap: 20px;\n}\n\n.features-list li {\n    background: var(--white);\n    padding: 20px;\n    border-radius: 6px;\n    border: 1px solid var(--border-color);\n    position: relative;\n    padding-left: 50px;\n    transition: transform 0.2s ease;\n}\n\n.features-list li:hover {\n    transform: translateY(-3px);\n    box-shadow: 0 2px 10px rgba(0,0,0,0.05);\n}\n\n.features-list li::before {\n    content: '✓';\n    position: absolute;\n    left: 15px;\n    top: 20px;\n    color: var(--primary-blue);\n    font-weight: bold;\n    font-size: 1.2rem;\n}\n\n.feature-title {\n    font-weight: 700;\n    color: var(--primary-blue);\n    display: block;\n    margin-bottom: 5px;\n}\n\n\/* FAQ Style *\/\n.faq-item {\n    margin-bottom: 25px;\n    border-bottom: 1px solid var(--border-color);\n    padding-bottom: 15px;\n}\n\n.faq-question {\n    font-weight: 600;\n    color: var(--primary-blue);\n    margin-bottom: 10px;\n    font-size: 1.1rem;\n}\n\n\/* Mobile Responsiveness *\/\n\n@media (max-width: 768px) {\nhtml, body {\npadding: 0 !important;\nmargin: 0 !important;\nwidth: 100%;\noverflow-x: hidden;\n}\n\n.scispectrum-tabs-container {\n    width: 100% !important;\n    max-width: 100% !important;\n    margin: 0 !important;\n    border-radius: 0 !important;\n    box-shadow: none;\n}\n\n.tab-panels {\n    padding: 15px 8px !important;\n}\n\n.tab-label {\n    flex: 1 0 48%;\n    font-size: 0.85rem;\n    padding: 12px 2px;\n    box-sizing: border-box;\n}\n\n.faq-item {\n    margin: 0 0 15px 0 !important;\n    padding: 12px !important;\n    width: 100%;\n    box-sizing: border-box;\n}\n\n}\n\u003c\/style\u003e\n\u003cdiv class=\"scispectrum-tabs-container\"\u003e\n\u003cinput id=\"tab1\" class=\"tab-input\" checked name=\"scispectrum-tabs\" type=\"radio\"\u003e \u003cinput id=\"tab2\" class=\"tab-input\" name=\"scispectrum-tabs\" type=\"radio\"\u003e \u003cinput id=\"tab3\" class=\"tab-input\" name=\"scispectrum-tabs\" type=\"radio\"\u003e \u003cinput id=\"tab4\" class=\"tab-input\" name=\"scispectrum-tabs\" type=\"radio\"\u003e\u003cnav class=\"tab-nav\"\u003e\u003clabel class=\"tab-label\" for=\"tab1\"\u003eOverview\u003c\/label\u003e \u003clabel class=\"tab-label\" for=\"tab2\"\u003eSpecifications\u003c\/label\u003e \u003clabel class=\"tab-label\" for=\"tab3\"\u003eFeatures \u0026amp; Benefits\u003c\/label\u003e \u003clabel class=\"tab-label\" for=\"tab4\"\u003eFAQs\u003c\/label\u003e\u003c\/nav\u003e\n\u003cdiv class=\"tab-panels\"\u003e\n\u003cdiv id=\"content1\" class=\"tab-content\"\u003e\n\u003ch3\u003eEI-DVI Model 1918 Microprocessor Dissolution Test Apparatus – Advanced Pharmaceutical Dissolution Testing System\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEI-DVI Model 1918 Microprocessor Dissolution Test Apparatus\u003c\/strong\u003e is a highly advanced and precision-engineered pharmaceutical laboratory instrument designed for accurate dissolution testing of tablets, capsules, and other solid dosage formulations. Developed for pharmaceutical quality control laboratories, research and development facilities, formulation development centers, and academic institutions, this dissolution testing apparatus complies with both \u003cstrong\u003eUSP and IP specifications\u003c\/strong\u003e, ensuring dependable and standardized analytical performance.\u003c\/p\u003e\n\u003cp\u003ePowered by modern microprocessor technology and advanced electronic control systems, the EI-DVI Model 1918 provides highly accurate control of dissolution parameters including temperature, stirrer speed, and test duration. The instrument features an intuitive user interface with a large backlit 20 x 4 alphanumeric LCD display and soft touch membrane keypad, enabling easy setup, operation, and monitoring of dissolution testing procedures.\u003c\/p\u003e\n\u003cp\u003eThe apparatus supports programmable testing functionality with multiple operational modes including Routine, Sustain, and Control modes. Users can store up to 20 independent test methods and maintain records for up to 200 samples, significantly improving laboratory productivity and data management efficiency.\u003c\/p\u003e\n\u003cp\u003eThe sturdy acrylic water bath incorporates a large stainless-steel heater to ensure uniform temperature distribution across all dissolution vessels. Dual channel temperature monitoring continuously supervises both vessel temperature and water bath conditions, enhancing analytical accuracy and reproducibility during testing.\u003c\/p\u003e\n\u003cp\u003eFeaturing a motorized up\/down stirrer platform for convenient manual sampling access, programmable RPM control, power failure memory protection, and printer connectivity support, the EI-DVI Model 1918 Dissolution Test Apparatus delivers an ideal combination of precision, operational flexibility, and pharmaceutical compliance for modern analytical laboratories.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"content2\" class=\"tab-content\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter \/ Feature\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMicroprocessor Dissolution Test Apparatus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEI-DVI Model 1918\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompliance Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSP \u0026amp; IP Specifications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Stations\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 Stations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 x 4 Line Alphanumeric LCD with Backlit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKeyboard Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19 Soft Touch Membrane Keys\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReaction Vessel Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1000 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStirrer Speed Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 – 200 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStirrer Speed Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e± 1 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30°C – 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e± 0.2°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMicroprocessor Based using PT100 \/ Semiconductor Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeater Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 KW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgrammable Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoutine, Sustain, Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgrammable Test Setups\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 Independent Setups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSample Storage Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 Samples\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotorized Platform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp \/ Down Movement for Easy Sampling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrinter Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCentronics Parallel Port for Dot Matrix Printer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Monitoring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual Channel Monitoring System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWater Bath\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAcrylic Tank with Bottom Drainage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230 V ±10% AC, 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication Areas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePharmaceutical QC Labs, R\u0026amp;D Laboratories, Dissolution Testing, Drug Release Studies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"content3\" class=\"tab-content\"\u003e\n\u003ch3\u003eCore Features \u0026amp; User Benefits\u003c\/h3\u003e\n\u003cp\u003eThe EI-DVI Model 1918 Dissolution Test Apparatus is engineered to deliver superior pharmaceutical dissolution analysis with enhanced operational reliability, precise control, and regulatory compliance.\u003c\/p\u003e\n\u003cul class=\"features-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003eUSP \u0026amp; IP Compliant Dissolution Testing\u003c\/span\u003e Designed to meet internationally accepted pharmaceutical testing standards for reliable dissolution analysis and regulatory compliance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003eAdvanced Microprocessor Control\u003c\/span\u003e High-performance microprocessor technology ensures precise control of temperature, RPM, and test timing for highly reproducible analytical results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003e8 Station Testing System\u003c\/span\u003e Multiple vessel configuration allows simultaneous testing of multiple pharmaceutical samples, improving laboratory throughput and operational efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003eLarge Backlit LCD Display\u003c\/span\u003e The 20 x 4 line alphanumeric display provides clear real-time visibility of testing parameters, settings, and operational status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003eProgrammable Test Method Storage\u003c\/span\u003e Users can store up to 20 different test methods and 200 sample records for efficient workflow management and repeat testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003ePrecise RPM Control\u003c\/span\u003e Programmable stirrer speed control from 25 to 200 RPM with ±1 RPM accuracy ensures dependable dissolution testing performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003eDual Temperature Monitoring\u003c\/span\u003e Simultaneous monitoring of vessel and water bath temperatures improves thermal stability and testing consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003eMotorized Sampling Platform\u003c\/span\u003e The automated up\/down platform movement simplifies manual sampling and improves accessibility during testing procedures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003ePower Failure Resume Function\u003c\/span\u003e Intelligent memory backup retains current test status and resumes operation after power restoration, minimizing sample loss and operational disruption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-title\"\u003eIntegrated Printer Connectivity\u003c\/span\u003e Supports dot matrix printer attachment for convenient printing of test setups, stored methods, and dissolution test results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"content4\" class=\"tab-content\"\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-question\"\u003eWhat is the primary application of the EI-DVI Model 1918 Dissolution Test Apparatus?\u003c\/p\u003e\n\u003cp\u003eThe EI-DVI Model 1918 is primarily used for dissolution testing of pharmaceutical tablets, capsules, and solid dosage forms to determine the release characteristics of active drug ingredients.\u003c\/p\u003e\n\u003cp\u003eIt is widely used in pharmaceutical quality control laboratories, formulation development centers, research institutions, and regulatory testing laboratories.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-question\"\u003eDoes the EI-DVI Model 1918 comply with pharmaceutical testing standards?\u003c\/p\u003e\n\u003cp\u003eYes, the instrument is fully designed to comply with both USP (United States Pharmacopeia) and IP (Indian Pharmacopoeia) dissolution testing specifications.\u003c\/p\u003e\n\u003cp\u003eThis compliance ensures reliable analytical performance and suitability for regulated pharmaceutical laboratory environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-question\"\u003eWhat is the RPM control range of the apparatus?\u003c\/p\u003e\n\u003cp\u003eThe EI-DVI Model 1918 provides programmable stirrer speed control from 25 RPM to 200 RPM with an accuracy of ±1 RPM.\u003c\/p\u003e\n\u003cp\u003eThis precise speed control helps maintain consistent hydrodynamic conditions during pharmaceutical dissolution testing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-question\"\u003eHow many test methods and samples can be stored in the system?\u003c\/p\u003e\n\u003cp\u003eThe apparatus supports storage of up to 20 independent programmable test setups along with automatic storage for up to 200 samples.\u003c\/p\u003e\n\u003cp\u003eThis memory capability significantly improves laboratory workflow efficiency and repeat testing convenience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-question\"\u003eWhat safety and operational convenience features are included?\u003c\/p\u003e\n\u003cp\u003eThe system includes a motorized up\/down platform for easier manual sampling, power failure recovery functionality, dual temperature monitoring, and LED status indicators for operational monitoring.\u003c\/p\u003e\n\u003cp\u003eThese features improve testing reliability, reduce operator workload, and enhance laboratory productivity during dissolution analysis procedures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Electronics India","offers":[{"title":"Default Title","offer_id":51460976312566,"sku":"EI-1918","price":293820.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/6535\/1158\/files\/135__63728.1760095113.386.513.jpg?v=1786599208","url":"https:\/\/scispectrum.in\/products\/ei-dvi-model-1918-microprocessor-dissolution-test-apparatus","provider":"SciSpectrum Lab Essentials","version":"1.0","type":"link"}