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721N VIS Spectrophotometer

short description:

721N VIS Spectrophotometer has ​the holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light.


Product Detail

Product Tags

721N VIS Spectrophotometer has the holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light.
● Linear regression method and coefficient method are added to the concentration test method.
● USB interface is added, and large capacity memory can store 30 concentration curves.
● Adopt microcomputer measurement system, with high conversion accuracy of T-A, automatic adjustment of
● 0% T and 100% T, concentration factor setting and concentration direct reading.
● High accuracy, Good Reproducibility and Stability of Measurement Readings.
● Automatic light gate technology, No need blackbody, to protect the photoelectric sensor

Main Features

● Sample compartment for 5-50mm cuvettes
● Precise automatic T/A changeover
● Automatic zero and full scale adjustment
● Equipped with USB port
● Direct concentration read-out and concentration factor setting function
● Automatic light gate technology to protect photoelectric sensors

Specificatons

Photometry:     Split Beam

Monochromator Type:    Czerny-Turner

Focal Length:    160mm

Grating:    1200 lines/mm

Detector:     Silicon Photocell

Spectrum Bandwidth:    2nm

Wavelength Setting:     Manual Turn Knob

Wavelength Range:    340-1100nm

Wavelength Accuracy:    ±2nm

Wavelength Repeatability:    ≤1nm

Scanning Speed:    Fast-Medium-Slow

Stray Light  :     ≤0.1%T( at 360nm NaNo2 )

Photometric Range:     0.0-100.0% T

0.000-1.999 A

0.000-1999 C

Photometric Accuracy:    ±0.5% T

±0.004 Abs (0-0.5A)

±0.008 Abs (0.5-1A)

Photometric Repeatability:    ≤0.2% T

0.002 Abs (0-0.5A)

0.004 Abs (0.5-1A)

Noise:    100%(T)noise≤0.3%(T) , 0%(T)noise≤0.2%(T)

Power:    AC220V±22V 50Hz±1Hz, 80W

Packaging Size:    580mm X 460mm X 345mm 0.1M3 12.5kg

Standrad Accessories

● Operation manual 1

● UV WIN7 Spectrum data processing software

● Glass cuvette 1cm 4pcs
● Power cable 1
● Fuse 2pcs
● Cuvette holder 10mm

Optional Accessories

● Thermal Plotter

● Cuvette holder 50mm


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