- 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
Applications
G series economic spectrophotometer been widely used in colleges and enterprises for general quantitative analysis and experiments based in absorbance measurements.
Common Features
- High quality silicon photometric diode detector and 1200 lines/mm diffraction grating ensure the high quality accuracy and precision.
- Backlit LCD display for an easy readout.
- Automatic 0A and 100%T.
- Easy switching of transmittance, absorbance and concentration modes, just by pressing one key.
- Direct concentration read-out and concentration factor setting function.
- Large sample compartment, for 5 – 100mm path length cuvettes with optional holders.
- Easy to change the halogen lamp or deuterium lamp by the user himself.
Specifications
| 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 NaNo2 ) |
≤0.5%T ( at 360nm NaNo2 ) |
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| Photometric Range | 0-100.0%T 0-1.999A 0-1999C |
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| 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, | AC220V±22V 50Hz±1Hz,50W | ||
| Packaging Size | 560mmX490mmX285mm 0.08M 3 | |||
| G.W. | 16kg | 14kg | ||
To understand the fundamental principles common to all types of spectrophotometers, be sure to read our main article: What Is a Spectrophotometer & How Does It Work? The Ultimate Guide.
