Beijing Venture Sales Technology Co., Ltd. 
 Tang Hai Hung 13120400643 15321361385 010-59481385 
 http://hcxin.instrument.com.cn 

 WFX-130 atomic absorption spectrophotometer 

 Tanghai Red 13120400643 

 Features 
 (1) automatic conversion of the source systems may use direct high-performance hollow cathode lamp 
 (2) Automatic switching spectrum bandwidth, automatic ignition, automatic wavelength scanning and peak searching. 
 (3) improve the security: the gas leak, air-voltage, abnormal alarm and automatic fire with security features. 
 (4) The circuit design uses a large-scale programmable logic array, inter-chip bus (Inter IC Bus) technology, the use of European-style socket, AMP connectors high-reliability electrical connections 
 (5) Standard RS-22 serial communication 
 (6) Windows 98/Me operating system, application software in Chinese 
 i. enables automatic sample dilution, the working curve automatic matching, automatic sensitivity calibration, standard addition method 
 ii. sample concentration, the content automatically calculated, repeated measurements automatically calculate the mean, standard deviation, relative standard deviation 
 iii. sequence of multi-element determination of the same sample 
 iv. can be printed or final stage of analysis of test data, editing data using Excel 
 (7) can be equipped with graphite furnace system, flame-free analysis 
 Details: 
 Performance 

 * Wavelength Range: 190 ~ 900nm 
 * Wavelength accuracy: better than ± 0.25nm 
 * Resolution: 0.2nm spectral bandwidth lines when the separation of double-manganese (279.5nm and 279.8nm) and the valley of the peak energy than "30% 
 * Baseline stability: ≦ 0.004A/30min 
 * Background correction systems: deuterium lamp background correction 1A ≧ 30-fold when 
 * Lights installed: 4 lamp automatically converted (two of which have direct access to high-performance hollow cathode lamp) 
 * Grating line: 1800 / nm 
 * Results Print: can print test data or the final stage of analysis, be able to use Excel software to edit 
 * Gas ??protection: a leak, air-voltage, abnormal function of fire alarm and automatic protection 
 * Detector: High sensitivity, wide spectral range photomultiplier tube 
 * Spray chamber: plastic spray chamber 
 * Ignition: Auto Ignition