Mesu Lab Instruments (Guangzhou) Co.,Ltd

Visible Spectrophotometer

Visible Spectrophotometer

Visible Spectrophotometer Visible Spectrophotometer Visible Spectrophotometer Visible Spectrophotometer
Product name : Visible Spectrophotometer
Item : 752N UV VIS Specrophotometer 721N VIS Spectrophoto
Details :
752N UV VIS Specrophotometer
721N VIS Spectrophotometer

Sample compartment for 5-50mm cuvettes
Precise automatic T/A changeover
Automatic zero and full scale adjustment
Direct concenrtration read out and concentration factor setting function
Equipped with RS232 port
Software optional
Features
1. High quality sillicon 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-mm path length cuvettes with optional holders.
7. Easy to change the halogen lamp or deuterium lamp by the user himself.
Standard Accessories
Main machine 1pc
1cm glass cuvette 4pcs ( 721N only)
1cm quartz cuvette 2pcs ( 752N only )
Power cable 1pc
Optional Accessories
Thermal printer
50mm cuvette holder
UV WIN7 software

Model

ME-752N (UV Visible)

ME-721N (Visible)

Photometry

Single beam

Monochromator type

Littrow

Focal length

160mm

Grating

1200 lines/mm

Detector

Silicon Photocell

Wavelength setting

Manual Turn Knob

Wavelength Range

200-1000nm

360-1000nm

Wavelength Accuracy

± 2nm

Wavelength Repeatability

≤ 1nm

Spectrum Bandwidth

4nm

Stray Light

≤ 0.3% ( at 220 nm Nal, 360 nm NaNO2 )

≤ 0.15% ( at 360 nm NaNO2 )

Photometric Range

0.0 ~ 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)

Drift

± 0.5% T/3min

Cuvette holder size

10mm

Power

AC220v±22v, 50Hz± 1Hz, 120W

AC85-242Vv, 40W

Packing size

640*480*340mm, 0.078CBM

Gloss weight

30kg

14kg

Standard accessory

Instrument 1pc ; Power cable 1pc ; Fuse 2pcs; manual 1pc;

1cm glass cuvette 4pcs ( ME-721N only); 1cm quartz cuvette 2pcs (ME-752N only )

Optional accessory

Thermal printer ; 50mm cuvette holder ; UV WIN7 software

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