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LC-AFS9530 liquid chromatography atomic fluorescence spectrometer
Liquid chromatography-atomic fluorescence spectrometry is an important method for trace element speciation analysis, which has the advantages of high
Product details
1. Possess the patented ZL 2014202805509 technology for the switching device of liquid chromatography atomic fluorescence spectrometry analysis function.
2. High sensitivity detection mode, meeting lower detection requirements for inorganic arsenic and methylmercury.
3. Suitable for the analysis of the forms and valence states of elements such as arsenic, mercury, selenium, antimony, etc.
4. Integrated design of morphological units: integrating infusion pump, separation unit, online UV digestion, column temperature control, injection valve, steam generation, and gas-liquid separation system.
5. Gradient analysis and isometry analysis functions are optional, fully meeting the detection requirements for inorganic arsenic and organic mercury in the national food standard GB5009.
6. Shorten the equilibrium and cleaning time of the chromatographic column, and extend the lifespan of the chromatographic column.
7. Dual light position design, capable of preheating multiple element lights simultaneously, saving working time.
8. A dedicated workstation with integrated control to achieve control and detection of all functional modules.
9. Specially designed and environmentally friendly online digestion device, quickly achieving online switching between UV and non UV modes.
10. It has the function of measuring multiple elemental forms simultaneously.
11. It can be equipped with multiple types of liquid phase automatic samplers to achieve unmanned operation.
12. Optimized pipeline design to shorten analysis time, with pentavalent arsenic (isovalent) analysis time less than 7 minutes.
13. Optional arsenic and mercury chromatography column automatic switching function
Atomic Fluorescence Part
（1）Detection limit(D.L.): As、Pb、Se、Bi、Sn、Sb、Te,< 0.01µg/L
HgCd＜0.001µ g/LGe＜0.05µ g/LZn＜1.0µ g/LAu＜3.0µg/L
（2）Precision<0.7%
（3）Linear range:More than three orders of magnitude.
Morphological analysis section
1）. Detectable forms of arsenic
Qualitative and quantitative detection: arsenate[As(V)]Arsenate salt[As(III)]Monomethylated arsenic acid[MMA(V)]Dimethyl arsenic acid[DMA(V)]Arsenic betaine(AsB)Arsenic choline(AsC)Organic arsenic preparations in feed(arsanilic acidP-ASAAnd RoxarsoneRoxarsone）
Qualitative and semi quantitative detection: Methyl arsenite acid[MMA(III)]Dimethyl arsenite acid[DMA(III)]Sulfur compounds of dimethyl arsenic acid
Qualitative detection: arsenic sugar(AsS）
2）.Detectable forms of selenium
Qualitative and quantitative detection: Selenite salt[Se(IV)]Selenate salt[Se(VI)]Selenocysteine(SeCys)Selenomethylselenocysteine(SeMeCys)And selenomethionine(SeMet） Tetravalent selenium (Se (IV)), hexavalent selenium (Se (VI)),Selenium polysaccharides, selenium peptides, selenium proteins, etc
3）.Detectable forms of mercury
Qualitative and quantitative detection: inorganic mercury(Hg(II))Methylmercury(MetHg)Ethyl mercury(EtHg)Benzene mercury(PhHg)
4）.Detectable forms of antimony
Qualitative and quantitative detection: antimonate[Sb(V)]Trivalent antimony[Sb(III)] Inorganic antimony (Sb), pentavalent antimony (Sb (V)), methyl antimony, etc
Morphological technical indicators：
|
elemental speciation |
minimum detectable quantity ng |
Analysis Timemin |
Precision（RSD） |
linear range |
correlation coefficient |
|
|
As |
As(III) |
0.04 |
＜10 |
＜4.5% |
103 |
＞0.999 |
|
DMA |
0.08 |
|||||
|
MMA |
0.08 |
|||||
|
As(V) |
0.2 |
|||||
|
Se |
SeCys |
0.3 |
＜10 |
|||
|
SeMeCys |
1 |
|||||
|
Se(IV) |
0.1 |
|||||
|
SeMet |
2 |
|||||
|
Hg |
Hg(II) |
0.05 |
＜12 |
|||
|
MeHg |
0.05 |
|||||
|
EtHg |
0.05 |
|||||
|
PhHg |
0.1 |
|||||
|
Sb |
Sb(V) |
0.5 |
＜10 |
|||
|
Sb(III) |
0.1 |
|||||
Temperature: 15 ℃~35 ℃
Humidity: ≤ 85%
Power: ≤ 1000W
Applicable power supply: 220V (AC) 50Hz
Working power supply: 220V ± 10% 50Hz
Patent technology:
Dual Chemical Reaction System of New Liquid Chromatography Atomic Fluorescence Coupled Instrument ZL 2014202805532
Liquid Chromatography Atomic Fluorescence Coupled Instrument Analysis Function Switching Device ZL 2014202805509
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