دستگاه جذب اتمی Trace 1800 آرورا
دستگاه آزمایشگاهی جذب اتمی Trace 1800 کمپانی آرورا اندازه نسبتا کوچک، دقت بسیار بالا، آنالیز فلزات سنگین، دارای تکنولوژی THGF، اپتیک دو پرتوی و منبع نوری 6 لامپه
توضیحات
توضیحات تکمیلی
| Optical Resolution | 20% |
|---|---|
| Band Pass | software adjustable 0.2, 0.6 and 1.2nm and 0.6nm reduced slit height for GF.Bandwidth is automatically selected |
| Focal Length | 300nm |
| Wavelength Accuracy | from 185-900nm |
| Wavelength Precision | 0.3nm> |
| Wavelength Range | 185-900nm controlled by software |
| Grating | Diffraction grating with 1800 lines/mm |
| Dynamic Baseline Stability | 0.004A/30 min ± |
| Measurement Units | Peak height,peak area |
| Background Correction | Rapid self-reversal method. Deutrium lamp with 1ms rapid response for accurate correction. Electronic modulation with deutrium current control and aperture attenuation. |
| Pmt | High quantum efficiency from 185-900 nm, automatic gain control |
| Light Source | 8 lamp motorized turret with independent power supply for up to 6 lamps simultaneous warm up of lamps. Automatic selection,positioning and alignment |
| Vg Control Mode | Electro-heating continuos flow peristaltic pump with speed control, high efficiency mixing section and gas-liquid separation |
| Standard Atomizer | Flame,transversely heated graphite furnace |
| Spray chamber | Solid Teflon nebulizing spray chamber,with tailor-mode high proficiency nebulizer with glass capillary and metal jacket |
| Safety System | Liquid level trap, burner head identification, auto shut down of flame, GF cooling water and argon gas flow monitoring and alarm |
| Performance Graphit Furnace | 1ppb CD Abs < 0.3, RSD =< 2.0% |
| Performance Flame | 2ppm Cu Abs < 0.4, RSD =< 0.5% |
| Optional Atomizer | Vapor and hydride generator , N2O flame |
| Operation Control | External Control |
| Graphite Furnace | Transversely heated graphite furnace, built in graphite furnace power suply, heating rate of 3800 K/sec |
| Gf Heating Program | Ramp,step,temperature holding, maximum 30 programmable heating steps |
| Gas Control | Auto gas control, auto-switch between air and nitrous oxide, auto optimization of acetylene flow rate and burner height |
| Flame Ignition | Automatic |
| Emission Mode | Yes. Measures intensity of emission |
| Built Hi Power Supply | Two channel independent high intensity power supply provides improved sensitivites and lower detection limits |
| Atomizer Switch | Automatic |
| برند |
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