spectrophotometry principle

{"cid":"91192910","title":"Upgrade Atomic Absorption Spectrophotometer AAS Lab Absorption Spectrophotometry Machine","imgUrl":"https:\/\/img.ismap.com\/nimg\/52\/ab\/2a681d78de095c2298686d3e295d-200x200-1.jpg","attrs":{"Price":"USD 11030-13510\/unit","Brand Name":"BAXIT","Model Number":"BXT-AAS4HS","Minimum Order Quantity":"1","Delivery Time":"3-5working days","Place of Origin":"china","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000units","Packaging Details":"wooden box","Classification":"Flame Graphite Integrated Machine \uff084Lamp Positions\uff09","Model":"BXT-AAS4HS","Detector":"Hamamatsu Photomultiplier Tube from Japan","wavelength range":"(185-900)nm","Wavelength indication error":"\u2264\u00b10.1nm","Wavelength repeatability":"\u2264\u00b10.025nm","Baseline drift":"0.001ABS\/30min(Static) 0.003ABS\/15min(Dynamic)","Light source system":"Rotary turret-type fully automatic switching lamp holder","Element lamp Lighting mode":"400Hz, 1\/4 duty cycle pulse is on","Monochromator":"Czerny-Turner Enhanced type","Grating line density":"1800","Spectral bandwidth":"0nm\u30010.1nm\u30010.2nm\u30010.4nm\u30011.0nm\u30012.0nm Multi-gear automatic switching","Flame atomization system":"Standard equipment","Burner":"0.5mmx100mmAll-titanium combustion head","Sprayer":"Metal sleeve high-efficiency glass spray nozzle","Atomization chamber":"Corrosion-resistant all-plastic atomization chamber","Repetition":"RSD\u22640.7%","Detection limit":"1.5pg","Safety protection":"Pressure system failure protection, cooling system failure protection, real-time power monitoring","Sample size":"1-99","Result output":"Multi-format data storage and print output","Communication interface":"RS232, USB expansion interface","Host machine size":"1000x400x470mm","Graphite Furnace Atomic Absorption System":"Standard configuration","Precision":"\u22643%","Heating temperature range":"Room temperature-3000\u2103","Heating speed":"2000 degrees per second","Temperature control accuracy":"1%","Heating conditions setting":"11 step, ramp temperature rise, stepwise temperature rise, maximum power temperature rise, temperature rise monitoring opposite-side system","Background correction (deuterium lamp)":"When using 1ABS, the value should be \u2265 60 times."}}

{"cid":"91206681","title":"Self Cleaning Oil In Water Sensor RS485 Customizable Titanium Alloy","imgUrl":"https:\/\/img.ismap.com\/nimg\/5e\/11\/e19f80d2bc9270c4efe0d175cd71-200x200-1.jpg","attrs":{"Price":"Determined by the number of specific orders","Brand Name":"Desun Uniwill","Model Number":"DS530","Minimum Order Quantity":"1","Place of Origin":"Shaanxi, China","Payment Terms":"L\/C, D\/A, D\/P, T\/T","Supply Ability":"2000 Piece\/Pieces per Month","Packaging Details":"Carton packaging","Output":"Support RS-485, MODBUS protocol","Principle":"Ultraviolet fluorescence method","Accuracy":"\u00b12%","Housing material":"316L (customizable titanium alloy)"}}

{"cid":"91198828","title":"Portable Diesel Vehicle Exhaust Gas Analyser CO CO2 HC NO O2 CE French Core Built in Printer","imgUrl":"https:\/\/img.ismap.com\/nimg\/3f\/2d\/504f9f623af87ec6de86d2c58064-200x200-1.jpg","attrs":{"Price":"$1000-4000\/set","Brand Name":"HiYi","Model Number":"5QCD","Minimum Order Quantity":"1","Delivery Time":"3-7 days","Certification":"CEE\/RoHS","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"10000 set\/month","Packaging Details":"plastic case","Name":"HiYi CO CO2 HC NO O2 CE French Core Built-In Printer Portable Diesel Vehicle Exhaust Gas Analyser","Weight":"9.8 Kg","Temperature":"Temperature: -5~40\u2103","Humidity":"\u226495% RH","Pressure":"70~106 kps","Measurement range Dark lighting N":"0-99.9%","Range":"CO:0-1510-2vol HC:0-1000010-6vol CO2:0-2010-2vol O 2:0-2510-2vol NO: 0-500010-6vol Lambda: 0.8-1.2 (RMS)"}}