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0102030405
LSPEC-YZ-600 Flame-Graphite Furnace Atomic Absorption Spectrophotometer from China Suppliers & Factory for Reliable Elemental Analysis
Product Advantages
- 1 Total internal reflection optical system, full-band achromatic correction, automatic wavelength scanning and peak detection.
- 2 Features deuterium lamp subtraction background and self-absorption subtraction background.
- 3 Uniquely designed all-titanium burner ensures stable combustion and rapid thermal equilibrium.
- 4 Automatic adjustment of negative high voltage and lamp current, automatic positioning of optimal element lamp location, automatic ignition, and automatic flame-out protection.
- 5 8-lamp rack (with optional 2 high-performance lamps) automatic control system. Enables comprehensive adjustment of hollow cathode lamps to optimal positions. Allows individual setting of specific element lamp positions. Permits free configuration of working lamps and preheating lamps, maximising savings in element lamp preparation time.
- 6 Graphite furnace heating: Users may freely define heating profiles as required.
- 7 Advanced constant-power temperature control design for graphite furnace: Ensures uniform graphite tube temperature distribution and maintains excellent dynamic stability at operating temperatures, guaranteeing analytical accuracy.
Product Parameters
Optical System
| Wavelength Range | 185nm — 910nm Auto-adjustment |
| Raster Line Density | 1800 lines/mm Aberration-corrected Czerny-Turner monochromator |
| Monochromator | Multi-range automatic switching: 0.1, 0.2, 0.4, 1.0, 2.0nm |
| Spectral Bandwidth | ±0.10nm |
| Wavelength Accuracy | ≤0.05nm Wide-spectral-range photomultiplier tube |
| Wavelength Repeatability | Resolves manganese lamp doublets at 279.5nm and 279.8nm, with trough energy between the two lines less than 20%. |
| Detector | 185nm — 910nm Auto-adjustment |
| Resolution | 1800 lines/mm Aberration-corrected Czerny-Turner monochromator |
Lighting System
| Lamp Holder | Automatic switching for 8 lamp holders |
| Lamp Power Supply Method | 400Hz square wave pulse |
| Lamp Current Adjustment Range | 2–10mA average current |
Atomisation System
| Flame Analysis Method | |
| Detection Limit (Cu) | <0.003 μg/ml |
| Characteristic Concentration (Cu) | <0.015 μg/ml/1% |
| Burner | 100mm full titanium metal burner |
| Precision | RSD <0.5% |
| Nebuliser | Metal-jacketed high-efficiency glass nebuliser |
| Nebulisation Chamber | Corrosion-resistant all-plastic atomisation chamber |
| Safety Measures | Features multiple automatic safety protections: acetylene leak alarm, automatic shut-off system, etc. |
| Flame-Free (Graphite Furnace) Analytical Method | |
| Detection Limit (Cd) | <0.4×10⁻¹² g |
| Characteristic Quantity (Cd) | <0.5×10⁻¹² g |
| Hydrogenation-Atomic Absorption Method | |
Flame Analysis Method
| Measurement Method | Air-acetylene flame method |
| Concentration Calculation Method | Standard curve method, standard addition method, interpolation method. |
| Number of Repeat Measurements | 1st to 99th order, automatic calculation of mean, content, standard deviation, relative standard deviation. |
| Result Printing | Print test data or final analysis report. Results exportable to Word worksheets. |
| Software Environment | Windows XP / Windows 7 operating systems, Chinese professional software. |
Flame-Free (Graphite Furnace) Analytical Method
| Measurement Method | Graphite furnace peak height method, graphite furnace peak area method |
| Concentration Calculation Method | Standard curve method, standard addition method, interpolation method. |
| Background Correction | Deuterium lamp background correction exceeding 60-fold, self-absorption background subtraction exceeding 60-fold |
| Number of Repeat Measurements | 1–30 replicates, calculate mean value, provide standard deviation and relative standard deviation |
| Result Printing | Print test data or final analytical report. Results exportable to Word worksheets. |
| Software Environment | Windows XP / Windows 7 operating systems, Chinese professional software |
Product Specifications
| Power Supply | AC 220V / 50Hz |
| Power | 150VA |
| Net Weight of Instrument | 55 kg |
| Gross Weight of Instrument | 80 kg |
| Instrument Dimensions | 1110mm (W) × 400mm (D) × 500mm (H) |
| Packaging Dimensions | 1350mm (W) × 600mm (D) × 850mm (H) |
| Operating Ambient Temperature | 10 ~ 35℃ |
| Operating Ambient Humidity | ≤80% |
Frequently Asked Questions
Q
What wavelength range does this atomic absorption spectrometer cover?
The instrument covers a wavelength range of 185nm to 910nm with automatic adjustment, making it suitable for a wide variety of elemental analyses across the UV and visible spectrum.
Q
How many lamps can the instrument support simultaneously?
The instrument features an 8-lamp rack with automatic control, with the option to add 2 additional high-performance lamps. It allows free configuration of working lamps and preheating lamps, significantly reducing element lamp preparation time.
Q
What analytical methods are supported by this instrument?
The instrument supports three analytical methods: flame analysis (air-acetylene flame), flame-free graphite furnace analysis, and hydrogenation-atomic absorption analysis. Each method supports standard curve, standard addition, and interpolation concentration calculation methods.
Q
What background correction capabilities does the graphite furnace method offer?
The graphite furnace analytical method provides deuterium lamp background correction exceeding 60-fold as well as self-absorption background subtraction exceeding 60-fold, ensuring highly accurate trace element analysis results.
Q
What safety features are included for flame operation?
The instrument includes multiple automatic safety protections for flame operation, including an acetylene leak alarm, an automatic shut-off system, automatic flame-out protection, and automatic ignition — ensuring safe and reliable laboratory operation.
Q
What are the environmental requirements for operating this instrument?
The instrument requires an operating ambient temperature between 10°C and 35°C, and an ambient relative humidity of no more than 80%. It operates on an AC 220V / 50Hz power supply with a power consumption of 150VA.