Jitian AFS-933 Atomic Fluorescence Spectrometer

Jitian AFS-933 Atomic Fluorescence SpectrometerIntegrated six technologies:

◇ Sequential injection sampling device for atomic fluorescence spectrometer
Number: ZL 01 2 74858.7

◇ Water vapor removal device
Number: ZL02 2 85169.0

◇ Device for subtracting light source drift and pulsation in atomic fluorescence spectrometer
Number: ZL 2003 2 0100040.0

Chemical gas phase generation gas-liquid separation device
Number: ZL 2005 2 0001620.3

◇ Online elimination of reducing agent bubbles device for hydride generation method
Number: ZL 2005 2 0109988.1

◇ Capture trap device for measuring harmful elements in exhaust gas using hydride generation atomic fluorescence spectroscopy
Number: ZL 2005 2 0110557.7

Jitian AFS-933 Atomic Fluorescence SpectrometerApplication fields:

Food hygiene inspection, environmental sample testing, urban water supply and drainage inspection, agricultural product inspection, geological and metallurgical testing, cosmetics inspection, textile fiber sample testing, teaching and research, clinical medical sample testing, drug testing, soil, feed and fertilizer testing

Technical Indicators:

Detection limit DL:
AS、Se、Pb、Bi、Sb、Te、Sn：＜0.01μg/L

Hg、Cd： ＜0.001μg/L

Ge： ＜0.05μg/L

Zn： ＜1.0μg/L

Au： ＜3.0μg/L

Relative standard deviation RSD:<1%
Linear range: greater than three orders of magnitude

Main features of the instrument:

Dual channel can simultaneously determine dual elements and is suitable for trace analysis of As, Se, Bi, Hg, Se, Te, Sn, Ge, Pb, Zn, Cd, Au elements;
◇ Six light position design, computer-controlled automatic change of element lights;
◇ Fully automatic built-in sequential injection system;
◇ Single standard automatic configuration of standard curve, online automatic dilution of high concentration samples, online automatic addition of reducing agents (masking agents) and other reagents;
◇*The dual beam dual detector structure for atomic fluorescenceReal time monitoring of light source drift and fluctuations to improve instrument stability and reliability;Fully enclosed new light source system (better for mercury measurement);
◇ Bundle pulse power supply method extends the service life of the lamp, improves sensitivity and signal-to-noise ratio;
◇ Low temperature automatic ignition of argon hydrogen flame, shielded quartz atomizer;
Adopting a 160 bit polar coordinate automatic sampler;
Power on self-test, automatic air circuit control, automatic protection, and automatic alarm system;
Equipped with a chemical gas-phase gas-liquid separation device and adopting online automatic bubble removal technology;
◇ Using atomic fluorescence to measure harmful elements in exhaust gas capture trap device;
Adopting a quality flow meter gas path control module, the gas flow control is precise, accurate, and the flow can be continuously adjusted, with good performance, stability, and reliability;Shutdown can automatically cut off the gas path；

A powerful software operating system in both Chinese and English that can achieve automatic system diagnosis, automatic sample measurement, standard curve measurement, multiple report formats, and has an expert assistance system, instrument conditions and preferred methods, as well as guidelines for sample pretreatment, standard solution preparation, etc;
Support multiple working curves, achieve comprehensive data switching, and support copying, pasting, and graphic storage;

◇High integration single motherboard modular circuit design, popular in high integration modular single board circuit design;

*Upgradeable modules:

Equipped with morphological analysis components and related operating systems, morphological analysis of elements such as As, Se, Hg, Sb, etc. can be performed, and the morphology of As and Se can be measured simultaneously in two channels;

Equipped with a gaseous mercury detection device, it can achieve the determination of trace mercury in the air;

◇ Ultra trace mercury detection device in water distribution, capable of detecting ultra trace mercury in seawater and surface water (detection limit ≤ 0.0002 μ g/L);
Equipped with a biological sample determination module, it can measure blood lead, urine lead, and blood cadmium;
Equipped with a direct injection cadmium detection device, it can directly detect cadmium in solid and liquid samples without sample pretreatment;

Equipped with a direct injection mercury detection device, it can directly detect mercury in solid and liquid samples without the need for sample pretreatment;

Equipped with a direct injection mercury cadmium co detection device, it can simultaneously detect mercury and cadmium in solid and liquid samples without sample pretreatment.