{"product_id":"esico-381-391-digital-flame-photometers","title":"ESICO 381 \u0026 391 Digital Flame Photometers","description":"\u003cdiv class=\"powr-chat\" id=\"1abb102c_1753877895\"\u003e\u003c\/div\u003e\n\u003ch2\u003eESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h2\u003e\n\u003ch2\u003eESICO Digital Flame Photometers | Models 381 \u0026amp; 391\u003c\/h2\u003e\nESICO Digital Flame Photometers combine precision engineering with user-friendly operation for accurate elemental analysis in laboratory settings. Available in two specialized models, these instruments provide reliable determination of Sodium (Na), Potassium (K), Calcium (Ca), and Lithium (Li) concentrations across soil science and clinical applications. With their advanced optical systems, stable flame technology, and digital displays, ESICO flame photometers deliver consistent performance for research facilities, soil testing laboratories, and clinical diagnostic centers.\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSpecialized Model Options\u003c\/strong\u003e - Choose between Model 381 for soil testing or Model 391 for clinical dual-channel analysis\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003ePrecise Elemental Analysis\u003c\/strong\u003e - Accurate determination of Na, K, Ca, and Li (Li optional)\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eDual-Channel Capability\u003c\/strong\u003e - Model 391 allows simultaneous Na and K measurement with single aspiration\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eAdvanced Optical System\u003c\/strong\u003e - Narrow band interference filters for specific wavelength isolation\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eStable Flame Technology\u003c\/strong\u003e - Specially designed mixing chamber ensures consistent flame characteristics\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSilicon Photodiode Detection\u003c\/strong\u003e - High-sensitivity light detection for accurate readings\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eConcentric Non-Corrosive Nebulizer\u003c\/strong\u003e - Precise sample atomization with resistant materials\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eAutomatic Ignition System\u003c\/strong\u003e - One-touch flame ignition for operational convenience\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eClear Digital Display\u003c\/strong\u003e - Bright red LED readout shows results directly in ppm or meq values\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eOil-Free Air Compressor\u003c\/strong\u003e - Integrated regulator maintains stable airflow for consistent results\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eLPG Gas Operation\u003c\/strong\u003e - Controlled by precision regulator for flame stability\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eRapid Warmup\u003c\/strong\u003e - Operational within just 10 minutes\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eComprehensive Warranty\u003c\/strong\u003e - 1-year manufacturer's warranty for reliability and peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel Comparison\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eModel 381\u003c\/th\u003e\n\u003cth\u003eModel 391\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSoil Testing Labs\u003c\/td\u003e\n\u003ctd\u003eClinical Laboratories\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne element at a time\u003c\/td\u003e\n\u003ctd\u003e2 elements on dual LED display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2½ digit bright red LED display\u003c\/td\u003e\n\u003ctd\u003eDual 2½ digit bright red LED display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSample Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSoil extracts, water samples\u003c\/td\u003e\n\u003ctd\u003eBlood serum (plasma), urine, biological fluids\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle channel\u003c\/td\u003e\n\u003ctd\u003eDual channel (simultaneous Na \u0026amp; K)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4\u003eMeasurement Ranges\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eElement\u003c\/th\u003e\n\u003cth\u003eModel 381 (ppm)\u003c\/th\u003e\n\u003cth\u003eModel 391 (meq\/l) Serum\u003c\/th\u003e\n\u003cth\u003eModel 391 (meq\/l) Urine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSodium (Na)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0-100 ppm\u003c\/td\u003e\n\u003ctd\u003e0-200 meq\/l\u003c\/td\u003e\n\u003ctd\u003e0-200 meq\/l\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotassium (K)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0-100 ppm\u003c\/td\u003e\n\u003ctd\u003e0-10 meq\/l\u003c\/td\u003e\n\u003ctd\u003e0-100 meq\/l\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalcium (Ca)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15-100 ppm (Optional)\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003e0-10 meq\/l (Optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLithium (Li)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10-100 ppm (Optional)\u003c\/td\u003e\n\u003ctd\u003e0-2 meq\/l\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003ePerformance Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eModel 381\u003c\/th\u003e\n\u003cth\u003eModel 391\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNa: 5 ppm\nK: 5 ppm\nCa: 10 ppm (Optional)\nLi: 10 ppm (Optional)\u003c\/td\u003e\n\u003ctd\u003eSame as Model 381\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±2% up to 40 ppm\n±5% above 40 ppm\u003c\/td\u003e\n\u003ctd\u003e±2% up to 100 meq\n±5% above 100 meq\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRepeatability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e± 2 Counts\u003c\/td\u003e\n\u003ctd\u003e± 2 Counts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarm-up Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 minutes\u003c\/td\u003e\n\u003ctd\u003e10 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilicon Photodiode\u003c\/td\u003e\n\u003ctd\u003eSilicon Photodiode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFilters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNarrow band interference glass filters\u003c\/td\u003e\n\u003ctd\u003eNarrow band interference glass filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNebulizer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack bakelite, axial flow type\u003c\/td\u003e\n\u003ctd\u003eBlack bakelite, axial flow type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIgnition System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIn-built electronic ignition by press of a switch\u003c\/td\u003e\n\u003ctd\u003eIn-built electronic ignition by press of a switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003ePhysical \u0026amp; Electrical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eMain Unit (Both Models)\u003c\/th\u003e\n\u003cth\u003eCompressor Unit (Both Models)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (L×B×H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e375 × 245 × 220 mm (Approx.)\u003c\/td\u003e\n\u003ctd\u003e290 × 255 × 210 mm (Approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.5 Kg. (Approx.)\u003c\/td\u003e\n\u003ctd\u003e8 Kg. (Approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e230 V ± 10% AC, 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlame System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eLPG \u0026amp; dry oil-free air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAir Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eBy oil-free mini compressor unit with pressure regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGas Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eLPG controlled by precision regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWorking Principle ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h3\u003e\nESICO Digital Flame Photometers operate on the principle of flame emission spectroscopy:\n\u003col\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSample Atomization\u003c\/strong\u003e - Air at regulated pressure passes into the atomizer, creating suction that draws the sample solution into the nebulizer\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eFlame Excitation\u003c\/strong\u003e - The nebulizer sprays the sample as a fine mist into the flame, where the heat excites the metal elements\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eLight Emission\u003c\/strong\u003e - Excited metal atoms emit light at characteristic wavelengths specific to each element (Na, K, Ca, Li)\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eWavelength Isolation\u003c\/strong\u003e - Narrow band interference filters mounted on a rotating disc isolate the specific wavelengths of interest\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eDetection\u003c\/strong\u003e - The filtered light falls onto a sensitive silicon photodiode detector\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSignal Processing\u003c\/strong\u003e - The photodiode output undergoes signal conditioning and digital conversion\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eDisplay\u003c\/strong\u003e - Results are displayed directly in concentration units (ppm or meq) on the digital LED display\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eModel 381: Soil Testing Applications ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h3\u003e\nThe Model 381 Digital Flame Photometer is specifically designed for soil testing laboratories and environmental analysis. Its key features include:\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSoil Nutrient Analysis\u003c\/strong\u003e - Precise measurement of essential plant nutrients (Na, K, Ca)\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eWater Quality Testing\u003c\/strong\u003e - Determination of metal ion concentrations in water samples\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eAgricultural Research\u003c\/strong\u003e - Support for studies on soil composition and fertility\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eEnvironmental Monitoring\u003c\/strong\u003e - Analysis of metal elements in environmental samples\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSingle-Element Display\u003c\/strong\u003e - Clear presentation of one element at a time for focused analysis\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003ePPM Measurement Range\u003c\/strong\u003e - Concentration display in parts per million for soil science applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel 391: Clinical Applications ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h3\u003e\nThe Model 391 Dual Channel Clinical Flame Photometer is optimized for medical laboratories and clinical diagnostics. Its specialized features include:\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eDual-Channel Analysis\u003c\/strong\u003e - Simultaneous observation of Sodium and Potassium from a single sample aspiration\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eClinical Sample Compatibility\u003c\/strong\u003e - Designed for blood serum (plasma), urine, and other biological fluids\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eElectrolyte Monitoring\u003c\/strong\u003e - Critical for diagnosis and management of various medical conditions\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eMeq\/L Measurement Units\u003c\/strong\u003e - Results displayed in milliequivalents per liter for clinical relevance\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eDual Digital Display\u003c\/strong\u003e - Shows Na and K concentrations simultaneously for efficient workflow\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eDifferent Range Settings\u003c\/strong\u003e - Optimized for typical concentrations in serum versus urine samples\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Advantages\u003c\/h3\u003e\n\u003ch4\u003eOptical System ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h4\u003e\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eNarrow Band Interference Filters\u003c\/strong\u003e - Precisely isolate specific wavelengths for each element\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSilicon Photodiode Detector\u003c\/strong\u003e - Offers high sensitivity and stability for accurate measurements\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eRotating Filter Disc\u003c\/strong\u003e - Easy thumb operation for quick element selection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFlame System ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h4\u003e\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSpecialized Mixing Chamber\u003c\/strong\u003e - Designed for flame stability and consistent performance\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eConcentric Nebulizer\u003c\/strong\u003e - Non-corrosive construction for durability and reliable sample atomization\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eAutomatic Ignition\u003c\/strong\u003e - One-touch operation for convenience and safety\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eLPG Compatibility\u003c\/strong\u003e - Uses widely available liquefied petroleum gas with precision control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAir Supply System\u003c\/h4\u003e\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eOil-Free Compressor\u003c\/strong\u003e - Provides clean air without contaminants\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eIntegrated Pressure Regulator\u003c\/strong\u003e - Maintains consistent airflow for stable flame conditions\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSeparate Compressor Unit\u003c\/strong\u003e - Reduces vibration effects on the measurement system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSetup \u0026amp; Operation ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h3\u003e\nESICO Digital Flame Photometers feature a two-unit design for optimal performance:\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eMain Unit\u003c\/strong\u003e - Houses the digital display, detector, filters, and nebulizer components\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eCompressor Unit\u003c\/strong\u003e - Contains the oil-free air compressor and pressure regulation system\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eSimple Setup\u003c\/strong\u003e - Connect the compressor unit to the main unit, attach gas supply, and power on\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eQuick Start\u003c\/strong\u003e - Ready for operation after just 10 minutes of warm-up time\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eFilter Selection\u003c\/strong\u003e - Rotating thumb-operated disc for easy switching between elements\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eEasy Ignition\u003c\/strong\u003e - Press-button electronic ignition system for safe flame starting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRelated Products ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h3\u003e\nESICO offers additional flame photometer models with expanded capabilities:\n\u003cul\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eMicroprocessor Flame Photometer Model 381\u003c\/strong\u003e - Advanced version with microprocessor control\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eMicroprocessor Flame Photometer Model 391\u003c\/strong\u003e - Microprocessor-controlled clinical version\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eMicroprocessor Flame Photometer Model 1381\u003c\/strong\u003e - Enhanced features for specialized applications\u003c\/li\u003e\n \t\u003cli\u003e\n\u003cstrong\u003eMicroprocessor Flame Photometer Model 1382\u003c\/strong\u003e - Premium model with advanced functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout ESICO ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h3\u003e\nESICO (Environmental and Scientific Instruments Co.) manufactures a comprehensive range of laboratory and analytical instruments including:\n\u003cul\u003e\n \t\u003cli\u003eSemi-Auto Analyzers\u003c\/li\u003e\n \t\u003cli\u003eUV\/VIS Spectrophotometers\u003c\/li\u003e\n \t\u003cli\u003epH, Conductivity, and TDS Meters\u003c\/li\u003e\n \t\u003cli\u003eDO and Salinity Meters\u003c\/li\u003e\n \t\u003cli\u003eTurbidity Meters\u003c\/li\u003e\n \t\u003cli\u003eKF Titrimeters\u003c\/li\u003e\n \t\u003cli\u003eWater \u0026amp; Soil Analysis Kits\u003c\/li\u003e\n \t\u003cli\u003eColony Counters\u003c\/li\u003e\n \t\u003cli\u003ePharmaceutical Testing Equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSummary ESICO 381 \u0026amp; 391 Digital Flame Photometers\u003c\/h3\u003e\nESICO Digital Flame Photometers Models 381 and 391 provide reliable, accurate elemental analysis for soil testing and clinical laboratories. With their specialized design features, these instruments offer the precision needed for determining Sodium, Potassium, Calcium, and Lithium concentrations across a variety of sample types. Their combination of optical quality, flame stability, and user-friendly operation makes them valuable tools for agricultural research, environmental monitoring, and clinical diagnostics.","brand":"Electronics India","offers":[{"title":"EI381","offer_id":51461005508854,"sku":"EI381\/391-EI","price":52982.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/6535\/1158\/files\/ESICO_381_391_Digital_Flame_Photometers__95590.1754454807.386.513_764ad184-6890-402a-be9a-8df664013183.png?v=1786598824","url":"https:\/\/scispectrum.in\/products\/esico-381-391-digital-flame-photometers","provider":"SciSpectrum Lab Essentials","version":"1.0","type":"link"}