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721G Spectrophotometer Silicon Detector

Wavelength Range:340-1000nm
Wavelength Accuracy:±2nm
Wavelength Repeatability:≤1nm
Detector:Silicon Photocell
Availability:
Inquire

  • 721G

  • NADE

  • 721G

  • AC220V±22V 50Hz±1Hz, 130W

  • 1

  • 1 year

  • China

Product Description

● Sample compartment for 5-100mm cuvettes
● Equipped with RS232 port
● Precise automatic T/A changeover
● Automatic zero and full scale adjustment
● Direct concentration read-out and concentration factor setting function
● Software optional
● Dedicated printer optional

Features

1、High quality silicon photometric diode detector and 1200 lines/mm diffraction grating ensure the high quality accuracy and precision.
2、Backlit LCD display for an easy readout.
3、Automatic 0A and 100%T.
4、Easy switching of transmittance, absorbance and concentration modes, just by pressing one key.
5、Direct concentration read-out and concentration factor setting function.
6、Large sample compartment, for 5 - 100mm path length cuvettes with optional holders.
7、Easy to change the halogen lamp or deuterium lamp by the user himself.

Applications

G series economic spectrophotometer been widely used in colleges and enterprises for general quantitative analysis and experiments based in absorbance measurements

Specifications

Model
752G
722G
721G-100
721G
Photometry
Single Beam
Monochromator Type
Czerny-Turner
Detector
Silicon Photocell
Wavelength Setting
Manual Turn Knob
Wavelength Range
200-1000nm
325-1000nm
340-1000nm
Wavelength Accuracy
±2nm
Wavelength Repeatability
≤1nm
Spectrum Bandwidth
4nm
5nm
Stray Light
≤0.3%T
( at 220nm NaI,
360nm NaNo
2 )
≤0.5%T
( at 360nm NaNo2 )
Photometric Range
0-100.0%T
0-1.999A
0-1999C
Photometric Accuracy
±0.5%T
Photometric Repeatability
≤0.2%T
Noise
100%（T）noise≤0.3%(T) ， 0%（T）noise≤0.2%(T)
Drifting
±0.5 %T/3min
Cuvette Holder Size
50mm
50mm
100mm
50mm
Power
AC220V±22V 50Hz±1Hz,
130W
AC220V±22V 50Hz±1Hz,50W
Packaging Size
560mmX490mmX285mm 0.08M3
G.W.
16kg
14kg


Accessories

  Standrad Accessories

  ●Operation manual 1pc
  ●UV WIN7 software1pc
  ●Glass cuvette 10mm 4pcs
  ● Power cable 1pc
  ● Fuse 2pcs
  ● Cuvette holder 50mm1pc

Optional Accessories

●Thermal Plotter
●Cuvette 20mm 30mm 50mm


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340 to 1000nm VIS 1200 Lines/mm Grating

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