Aas/Atomic Absorption Spectrophotometer/metal Analysis Spectrophotometer/lab instrument
·Product description
4520A has broken the bottlenecks of the domestic high-end products in deuterium lampbackground subtraction technique and supports the reliable assurance for the elements analysis. It adopts the expert database information system workstation software which can provide fast and accurate detection information and methods to reduce the working difficulty of users.·Features
1.The high automation function greatly meets the requirements of users.
1.1 The structure designation of integrated flame atomizer and graphite furnace atomizer realizes the auto-switching between them.
1.2 The lamps can auto switch the turret, auto adjust the power and optimize beam position.
1.3 It can preset and optimize the working condition of the hollow cathode lamp so that convenientto detect multi elements.
1.4 Automatic setting for flow, auto-ignition and flameout automatic protection.
1.5 Automatic adjustment for negative high-voltage and lamp current.
1.6 Automatic setting for thebest flame height and atomizer position, while select the best analyzing conditions and make sure the analysis results reliable.
1.7 Automatic switching of spectrum bandwidth, 0.1nm, 0.2nm, 0.4nm, 1.0nm, 2.0nm for option.
1.8 Automatic control for wavelength scanning and peak searching.
1.9 The automatic injector is easy to operate with high accuracy, automatic control, remote monitoring and can operate without manual monitoring, thereby improving the working efficiency and reducing the operation error.2. The reliable safety protection system protects the operators safety all-round. ==
2.1 Reliable position identify.
2.2 Real-time monitoring for flame
2.3 Acetylene leak protection system
2.4 Real-time monitoring for abnormal pressure
2.5 Emergency brake button for accidents3.Advanced circuit design.
3.1Adopting large-scale programmable logic arrays
3.212C bus technique of chips
3.3 Brand outlets and electrical connectors with high reliability and quality.4. New design of flame atomizer
5. Graphite furnace of high sensitivity controlled by digital power.
6.The graphite tube has long using time.
7.The workstation adopts expert database information system which can support fast and accurate detecting information and methods. The operation of the workstation is simple.
·SpecificationOptical systemWavelength range190nm-900nmMonochromatorC-Ttype of eliminating aberration monochromatorDispersion elementsPlane diffraction grating,1800lines/mm,indented area(40x40)mm2Spectral bandwidth0.1nm, 0.2nm, 0.4nm, 1.0nm, 2.0nmfor optionWavelength precisionThe whole waveband is better than ±0.15nmWavelength repeatabilityThe whole waveband is <0.10nmResolutionCopper lamp 324.7nm0.2nmand bandwidth deviation within ±0.015nmbaseline drift0.004A/30minElement lamp holdersFour lamps can auto-switch without manual-adjustmentDetectorsHigh sensitivity, wide spectral range photomultiplier tubeFlame Atomization System (FAS)Concentration(Cu)0.02ug/ml/1%LOQ(Cu)0.006ug/mlBurner100mm,single-slit titanium metal burner, which is air-cooled pre-mixed typePrecisionRSD≤0.8%SprayerHigh efficiency glass sprayerAtomization chamberCorrosion-resistant plastic atomizationchamberPosition adjustmentThe auto-setting of flame burner height and positionSafety measuresVarious of automatic safety protection function Graphite Atomization System (GAS)Characteristic statistic(Cd)0.5x10-12gLOQ (Cd)1.0x10-12gPrecisionRSD≤1.5%Heating rangeRoom temperature~3000ºCHeating operation methodsPower control method for dry ashing stage, max power light control for atomization stage Temperature control precision≤1%Heating rate>2000ºC/sec.Heating condition settingUp to 11 programs, ramp heating , stage heating and max power heatingSafety protectionFunctions of argon undervoltage instruction, waterflow discharge cooling, overheating or overflow alarm and auto-protection. Background Subtraction Back subtractionof deuterium lamp1Ahour≥50timesData processingMeasuring methodAir-acetylene flame method and atomic absorption method for hydride generatorConcentration calculatemethodStandard curve method(1~3times curve), standard mixing methodRepeat measuring times1~20 times,repeatedly measure and calculatethe average data and automatically get the standard deviation and relative deviation. Result printedParameter printed, data results printed and exported to Excel, graphics printed and summary report.·Application
4520A can be widely used in the fields of geology, metallurgy, medicine, chemical industry, petroleum, agriculture, animal husbandry, cement, printed circuit boards, environment protection, commodity inspection and so on.
·DetailPictures
Packing&Shipping
1. Standard export wooden case with high quality cushioning material ensure the item arrive customer in good condition.
2. Carefully check every packing detail before delivery to avoid any troubles during the transportation.
3. Appointed logistics company could be used according to customers demands.
4. Do our best to make sure customer can get their goods in time.
·about Kejie Group
Nanjing Kejie Group have one researching institution and four professional production bases,which is aleading manufacturer in R&D, manufacturing and sales of gas chromatography, high efficient liquid chromatography, atomic absorption spectrometer, atomic fluorescence, UV visible spectrophotometer, headspace injector and other analytical instruments and related products.
·Our Service
Our commitment to you doesn't end when your equipment is shipped-It begins.
1. One years' warranty supported by product experts
2. AMC,post warranty,24H/7D response
3. Lifetime's spare parts supply for our products
4. Long term distribution partners worldwide ensure individual on-site customer consultation and service.·Contact Information
Address:
2nd floor, A1 building, Nanjing University of Sci&Tech,
No.129-3 Guanghua Road, Nanjing City,
Jiangsu Province, China
Postal Code: 210014
Sales Contact
mob:+86 15211154681
Tel: 0731-8413-9055
FAX: 0731-89833299
Please feel free to submit your inquiry information to us.We will contact with you as soon as possible.·FAQ
Q1: Are you the factory?
A1: Of course we are,we have one Researching Institution and four Professional Production basesQ2:What's the warranty period? How do you provide this?
A2:Two years (24 month).
We have very strict inspection, the instruments which you received are high-quality and reliable.
If there's any error, we'll provide you the on line solution with in 12 hours. We'll provide you the spare parts and the shipping cost totally free.
If the problem was caused by the instrument quality, and cannot be repaired, we'll ship you the new one.Q3:What's the production time?
A3:Usually 20 days for production, some equipment need extra time to debug.Q4:What's the Delivery method ?
A4:Light-weight cargo is usually by express ,Air transport and sea shipping is acceptable (provide with safety packing)Q5:What's the delivery time?
A5:According to different method and country ,express will be 6~15 daysQ6:How to install and operate?
A6:According to each instruction manual which sent with equipment. (We also provide after-sale technical support)Q7:What's the payment term?
A7:Usually we do 50%TT deposit ,50%TT balance before shipping.Western Union, are acceptable.
