721N VIS Spectrophotometer
721N VIS Spectrophotometer has ?the holographic blazed grating monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light.
721N VIS Spectrophotometer
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*460mm*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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