DSHY-1A Oxygen Bomb Calorimeter

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The product is completely controlled by the PC ,  can flexibly matching flame and graphite furnace atomizer . The unique optical and mechanical design, safe and convenient flame systems, advanced graphite furnace temperature control technology, optional background deduction techniques, and the convenient function offered by the workstation to suit your exact measurement results for automation . With up to 500 or more data storage, and power off  storage capabilities.

 

  1. Wavelength range:  190 - 900nm
  2. Spectral bandwidth:  0.1, 0.2, 0.4, 1.0 and 2.0nm
  3. Accuracy of the wavelength: ±0.15nm
  4. Receptivity of the wavelength : ≤0.04nm
  5. Base line stability:≤0.002A/30min (Cu)
  6. Characteristic viscosity:0.02μg/ml/1% (Cu)
  7. Checking limit:0.004μg/ml (Cu) 
  8. Preciseness :0.5%
  9. Grating:1800 lines/mm
  10. Inflamer:All-metal titanium burner
  11. Atomizer :Effective glass atomizer 
  12. Lamp stand:8
  13. D2 background correction ability :When the background is 1 A, the background ability should be deducted not less than 50 times; self absorption background deduction method 
  14. Size and weight :700mmx550mmx450mm  75Kg
  15. Power source:220V±22V AC 7000W

(I) Flame system 

Acetylene air burner :100mm

Nitrous oxide acetylene flame head:50mm

Ignition dynamic baseline drift:≤0.006A/30min

(Cu) Characteristic viscosity :≤0.025μg/ml/1%

Related standard deviation of the accuracy:≤0.5%(Cu, absorbance>0.8A) (detection limit Cu≤0.008μg/ml) 

Safety system:Can automatically cut off the gas when the pressure is not enough, the power is off, flameout and unconformity of the burner. 

 

(II) Graphite furnace

The highest temperature:3000℃

The largest temperature rising speed :≥2000℃/S

Characteristic quantity:Cd≤0.5x10-12g  Cu≤0.5x10-11g

Accuracy :Cu≤3%  Cd≤3%

Size and weight :550mmx450mmx300mm  65Kg

Safety system :Over current protection ;Low air pressure alarm / protection;Low cooling water flow alarm/protection

Power source and power:220V±22V  AC 7000W

 

  1. Accessories

PC workstation

HP inkjet printer

Oil free Air compressor 

Acetylene reducing valve

Cu element lamp

Air filter



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