LABTRON – Atomic Absorption Spectrophotometer LAAS-A13
Thương hiệu : LABTRON
LIÊN HỆ MUA HÀNG : 0286652519
Flame Atomic Absorption Spectrophotometer LAAS-A13 is a microprocessor controlled instrument based on analysis of metal ions by flame and graphite furnace atomizer with their absorption at wavelength of 190 to 900 nm. Czerny-Turner monochromator and variance of bandwidth provides user flexibility. It is provided with deuterium hollow cathode lamp to exclude interference of molecular absorption and Titanium Burner to increase the analysis efficiency and precision of flame. Its double beam radiation sources enables good basic line stability. Graphic analysis system provides data on analysis of entire process e.g. measured value, temperature, procedures, time, etc. It has great applications in research, medicine, environmental science and other industries.
| Working spectral range | 190 to 900 nm |
| Spectral Bandwith | 0.1, 0.2, 0.4, 1.0 and 2.0 nm |
| Wavelength accuracy | ± 0.15 nm |
| Wavelength repeatability | ≤ 0.04 nm |
| Baseline stability | ≤ 0.002 Abs / 30 min |
| Characteristic concentration of copper | 0.02 μg / ml / 1 % |
| Detection limit of copper | 0.004 μg / ml |
| Measurement Repeatability | 0.005 |
| Grating | 1800 lines / mm |
| Inflamer | All-metal titanium burner |
| Atomizer | Efficient glass atomizer |
| Lamp stand | 8 lamps automatic turret, automatic alignment |
| D2 Background calibration ability | 1 A ≤ 30 times correction ability |
| Dimensions | 700 × 550 × 450 mm |
| Net weight | 75 Kg |
| Power supply | 220 V ± 22 V AC |
| Acetylene air burner | 100 mm |
| Ignition dynamic baseline drift | ≤ 0.006 Abs / 30 min |
| Characteristic viscocity | ≤ 0.025 μg / ml / 1 % |
| Standard deviation of the accuracy | ≤ 0.5 % (Cu, absorbance > 0.8 A) (detection limit Cu ≤ 0.008 μg / ml) |
| Protection system | Can inevitably cut off gas if pressure is low, power cut-off, flame out and alteration of the burner |
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