AAS, Atomic Absorption Spectrophotometer, Spektrofotometer Serapan Atom

RAYLEIGH WFX-210 AAS ( Fully Automatic Flame/ Graphite Furnace AAS) Features : * The patented flame analysis technique adopting oxygen-rich air-acetylene flame as the substitution for nitrous oxide-acetylene flame for high temperature element analyses. * Automatic hollow cathode lamp changeover. The high performance HCL can be used directly. * Auto-changeover and position optimization of integrated flame/ graphite furnace atomizer. * Light-controlled graphite furnace power supplier, adopting FUZZY-PID temperature control technique and dual curve working mode, ensures fast heating, accurate and stable temperature control and good temperature reproducibility. Temperature auto-correction function provided. * Graphite furnace with pneumatic control and pressure lock ensures constant pressure and reliable contact. * High accuracy and reproducibility of the graphite furnace auto-sampler, realizing fully automation of graphite furnace analysis. * Auto-ignition, automatic spectral bandwidth selection. * Fully automated wavelength scanning and peaking * Automatic setting of Gas flow * Perfect safety protection measures, alarm and automatic safety protection to fuel gas leakage, air pressure deficiency and abnormal flame extinction; spray chamber made of explosion-proof material, all-titanium burner and explosion-proof stopper for flame analyses; alarm and protection function to argon pressure deficiency, insufficient cooling water supply, over-heating and over-current etc. in graphite furnace analyses. * Adopting large-scale programmable logic array and Inter IC bus technique and highly reliable adapters for electric design. * Standard RS-232 serial interface communication * Easy and flexible WINDOWS operating system, with multi-windows processing technology to observe the signal profile, the measured results and the calibration curve at the same time. Various analytical programs, data, signals and graphics can all be stored for later use. Specification : * Wavelength range : 190-900nm * Wavelength accuracy : Better than ± 0.25nm * 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 : 0.004A/ 30min * Background correction : The D2 lamp background correction capability at 1A is better than 30 times. The S-H background correction capability at 1.8A is better than 30 times. * Lamp turret : 6-lamp turret ( Two high performance HCLs can be mounted on the turret to increase the sensitivity in flame analysis.) ; auto alignment; auto fine adjustment; fully automated scan and peak-picking * Monochromator : Single beam, Czerny-Turner design grating monochromator * Grating : 1800 l/ mm * Focal length : 277 mm * Blazed wavelength : 250 nm * Spectral bandwidth : 0.1nm, 0.2nm, 0.4nm, 1.2nm, auto-switch over * Atomizer : Flame & Graphite Furnace atomizer automatic changeover. Automatic graphite furnace position optimization, automatic flame height setting and horizontal position optimization. Automatic gas flow setting, alarm and automatic protection function for gas leak, abnormal flow, air-pressure deficiency and abnormal flame extinction, automatic ignition. * Detector : Photomultiplier with high sensitivity and wide spectral range. * Analytical method : Working Curve Method ( 1st order and 2nd order fitting) with automatic sensitivity correction; Standard Addition Method. * Concentration : Auto-calculation of concentration and content * Repeatable measurement : Repeated measurement of up to 99 times, automatic calculation of mean value, standard deviation and relative standard deviation * Multi-task functions : Sequential measurement for multi-element determination to the same sample ( Max. 6 elements) * Burner : 10cm single slot all-titanium burner * Spray chamber : All-plastic spray chamber * Nebulizer : High efficiency glass nebulizer with metal sleeve * Dimension : 107 x 49 x 58 cm ( Main Unit) * Weight : Approx. 140 Kg Optional Accessories : * Graphite Furnace System ( for analyze in ppb level) * Autosampler * Water Hydride Generator ( for analyze Arsenic, Mercury, Bismuth, etc) Complete with : * PC Desktop ( Intel Core i3) with LED Display and Color Printer * BRAIC Software English Version * 10 pcs Hollow Cathode Lamp ( HCL) * 10 bottle Standard Solution 1000 mg/ l * Acethylene gas UHP/ HP with regulator * Oxygen gas UHP/ HP with regulator * Oiless Air Compressor * Stabilizer 3kVA * Ducting installation ( canopy hood, flexible ducting, and exhaust blower fan) Untuk informasi lebih lanjut dan pemesanan silahkan menghubungi kami