Atomic Absorption Spectrophotometer (WFX-110A)

• Product Name:

  Atomic Absorption Spectrophotometer (WFX-110A)

• Category: Others
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• Product Detials:

  Atomic Absorption Spectrophotometer (WFX-110A)

  Perfect safety protection measures, alarm and automatic safety protection to fuel gas leakage, air pressure deficiency and abnormal flame extinction; Spray chamber made of explosion-proof material, all-titanium burner and explosion-proof stopper for flame analyses; Alarm and protection function to argon pressure deficiency, insufficient cooling water supply, over-heating and over-current etc. In graphite furnace analyses

  Main Specification	Wavelength range	190-900nm
  	Wavelength accuracy	±0.25nm
  	Resolution	Two spectral lines of Mn at 279.5nm and 279.8nm can be separated with the spectral bandwidth of 0.2nm and valley-peak energy ratio less than 30%.
  	Baseline stability	≤0.004A/30min
  	Background correction	The D2 lamp background correction capability at 1A is better than 30 times. The S-H background correction capability at 1.8A is better than 30 times.
  Hollow Cathode Lamps	Lamp turret	6-lamp turret, fully automated scan and peak-picking.
  	Lamp current adjustment	Automatic adjustment and display. Wide pulse current: 0~25mA, Narrow pulse current: 0~10mA
  	Lamp power supply mode	Powered by two pulses simultaneously
  Optical System	Monochomator	Single beam, Czerny-Turner design grating monochromator
  	Grating	1800 l/mm
  	Focal length	277mm
  	Blazed Wavelength	250nm
  	Spectral Bandwidth	0.1nm, 0.2nm, 0.4nm, 1.2nm automatic change.
  Atomizer	Flame/Graphite	Flame & Graphite Furnace atomizer automatic changeover
  Detection and Data Processing System	Detector	Photomultiplier with high sensitivity and wide spectral range.
  	Software	Ms-Windows 98/Me operating system
  	Analytical method	Working Curve Method (1st order and 2nd order fitting), Sensitivity auto-correction, Standard Addition Method.
  	Concentration	Auto-calculation of concentration and content
  	Repeatable measurement	Maximum 20 times of repeat measurement, automatic calculation of mean value, standard deviation and relative standard deviation.
  	Multi-task function	Sequential measurement of multi-elements in one sample
  	Condition reading	With model function
  	Result printing	Measurement data and final analytical report printout, editing with Excel.
  Flame Analysis	Burner	10cm single slot all-titanium burner
  	Spray chamber	All-plastic spray chamber.
  	Nebulizer	High efficiency glass nebulizer with metal sleeve.
  	Position adjustment	Adjusting mechanism for vertical, horizontal positions and the rotation angle of the burner.
  	Protection for gas system	Fuel gas leak protection, abnormal flame extinction alarm, air-pressure deficiency protection and explosion-proof device.
  	Flame ignition	Automatic
  Characteristic Concentration and Detection Limit	Normal Air-C2H2 flame	Cu: Characteristic concentration≤0.025mg/L, Detection limit≤0.006mg/L;
  	Oxygen-rich Air-C2H2 flame	Ba: Characteristic concentration ≤ 0.22mg/L Al: Characteristic concentration ≤ 0.4mg/L
  	Hydride generation	Hg: detection limit≤0.5ug/L
  Graphite Furnace Analysis	Temperature range	20~3000ºC
  	Light-controlled temperature range	1500ºC -3000ºC, temperature auto-correction
  	Temperature control accuracy	≤1%
  	Heating rate	2000/s
  	Characteristic mass	Cd≤0.5 ×10-12g, Cu≤5 ×10-12g, Mo≤1×10-11g
  	Precision	RSD≤4%
  	Safety protection	Protections for over-heating, over-current, and less cooling water and argon pressure monitoring functions
  Power Supply	220V, 200W
  Dimensions	1020 (L) × 492 (W) × 537 (H) mm (main unit)
  	420 (L) × 420 (W) × 460 (H) mm (graphite furnace)
  Weight	Unpacked 80kg (main unit), 50kg (graphite furnace)