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MÁY QUANG PHỔ JASCO V770

Brand: Jasco
Product Code: V-770
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MÁY QUANG PHỔ UV-VIS V-770

 

V-770 UV-Visible Spectrophotometer

Optical System Czerny-Turner grating mount
Single monochromator
Fully symmetrical double-beam
Light Source Halogen lamp, Deuterium lamp
Wavelength range 190 to 2700 nm (3200 nm, option)
Wavelength accuracy +/-0.3 nm (at 656.1 nm)
+/-1.5 nm (at 1312.2 nm)
Wavelength repeatability +/-0.05 nm (UV-Vis), +/-0.2 nm (NIR)
Spectral bandwidth (SBW) UV-Visible: 0.1, 0.2, 0.5, 1, 2, 5, 10 nm
L2, L5, L10 nm (low stray light mode)
M1, M2 nm (micro cell mode)

NIR: 0.4, 0.8, 1, 2, 4, 8, 20, 40
L8, L20, L40 nm (low stray light mode)
M4, M8 nm (micro cell mode)
Stray light 1 % (198 nm KCL)
0.005 % (220 nm NaI)
0.005 % (340 nm NaNO2)
0.005 % (370 nm NaNO2)
SBW: L2 nm

0.04 % (1420 nm: H2O)
0.1 % (1690 nm: CH2Br2)
SBW: L8 nm
Photometric range UV-Visible: -4~4 Abs
NIR: -3~3 Abs
Photometric accuracy +/-0.0015 Abs (0 to 0.5 Abs)
+/-0.0025 Abs (0.5 to 1 Abs)
+/-0.3 %T Tested with NIST SRM 930D
Photometric repeatability +/-0.0005 Abs (0 to 0.5 Abs)
+/-0.0005 Abs (0.5 to 1 Abs)
Tested with NIST SRM 930D
Scanning speed 10~4000 nm/min (8000 nm/min in preview mode)
Slew speed UV-Vis: 12,000 nm/min
NIR: 48,000 nm/min
RMS noise 0.00003 Abs
(0 Abs, wavelength: 500 nm, measurement time: 60 sec, SBW :2 nm)
Baseline stability 0.0003 Abs/hour (Wavelength: 250 nm, response: slow and SBW: 2 nm)
Baseline flatness +/-0.0002 Abs (200 - 2500 nm)
Detector PMT, Peltier cooled PbS
Standard functions IQ Accessory, Start Button, Analog output
Standard programs Abs/%T meter, Quantitative analysis, Spectrum measurement
Time course measurement, Fixed wavelength measurement
Validation, Daily check and Dual wavelength time course measurement
Dimensions and weight 460(W) x 602(D) x 268(H) mm, 29 kg
Power requirements 150 VA
Installation requirements Room temperature: 15-30 Celsius, humidity: below 85%

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