Deskripsi
Specifications :
| Main Specification | Wavelength range | 190-900nm |
| Wavelength accuracy | ±0.5nm | |
| Resolution | Two spectral lines of Mn at 279.5nm and 279.8nm can be separated with the spectral bandwidth of 0.2nm and valley-peak energy ratio less than 30%. | |
| Baseline stability | 0.005A/30min | |
| Background correction | The D2 lamp background correction capability at 1A is better than 30 times | |
| Light Source System | Lamp turret | 2 lamps are powerd simultaneously (one preheated) |
| Lamp current adjustment | 0~20mA | |
| Lamp power supply mode | 400Hz square wave pulse; | |
| Optical System | Monochomator | Single beam, Czerny-Turner design grating monochromator |
| Grating | 1800 l/mm | |
| Focal length | 277mm | |
| Blazed Wavelength | 250nm | |
| Spectral Bandwidth | 0.1nm, 0.2nm, 0.4nm, 1.2nm, automatic change | |
| Adjustment | Manual adjustment for wavelength and slit | |
| Flame Atomizer | Burner | 10cm single slot all-titanium burner |
| Spray chamber | Corrosion resistant all-plastic spray chamber | |
| Nebulizer | High efficiency glass nebulizer with metal sleeve, sucking up rate:6-7ml/min | |
| Position adjustment | Manual adjusting mechanism for vertical, horizontal positions and the rotation angle of the burner/min | |
| Gas line protection | Fuel gas leakage alarm/min | |
| Detection and Data Processing System | Detector | R928 Photomultiplier with high sensitivity and wide spectral range. |
| Electronic and micro-computer system | Automatic adjustment of light source power. Light energy and negative high-voltage auto-balance | |
| Display mode | LEC display of energy and measurement values, concentration direct reading. | |
| Read mode | Transient, time average, peak height, peak area, integral time is selectable in the range of 0.1~19.9s. | |
| Scale expansion | 0.1~99 | |
| Data processing mode | Automatic calculation of mean, standard deviation and relative standard deviation. Reporting number is in the range of 1~99 | |
| Measurement mode | Automatic cureve fitting with 3~7 standards; Sensitivity auto-correction | |
| Result printing | Measurement data, working curve, signal profile and analytical conditions can all be printed out | |
| Instrument self-check | Check current status of each function key | |
| Characteristic Concentration and Detection Limit | Air-Acetylene | Cu: Characteristic concentration ≤0.025mg/L, Detection limit ≤0.006mg/L; |
| Function Expansion | Hydride vapor generator can be connected for hydride analysis | |
| Dimensions and weight | 102×49×54cm, unpacked 80kg | |
Reviews
There are no reviews yet.