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935, 9th Floor, Lanshuo Building, Dalang Street, Longhua New District, Shenzhen
Shenzhen Leotop Technology Co., Ltd
935, 9th Floor, Lanshuo Building, Dalang Street, Longhua New District, Shenzhen
Agilent 7890A5975CAgilent used gas chromatography-mass spectrometry analyzer
Agilent 7890A5975CAgilent used gas chromatography-mass spectrometry analyzerKey Features:
1Sensitivity: EI scan S/N>400(rms) 1 pg OFN m/z 272
PCI scan S/N>500(rms) 100 pg BZP m/z 183
NCI scan S/N>600(rms) 200 fg OFN m/z 272
FIDDetection limit:<1.8 pgcarbon/second propane
ECDDetection limit:< 0.008 pg/second Hexachlorobenzene
Quality axis stability:0.1amu/48 hr
Scanning speed:12500amu/s
2. Integrated inert high-temperature ion source: up to 3500C, suitable for analysis of high boiling point compounds
3Trace ion detection(TID)technology,Improve the detection sensitivity and reliability of trace samples in complex samples
4Heating hyperbolic quadrupole analyzer,Has higher ion transport efficiency,Simultaneously, the quadrupole pole is maintenance free
5The gain normalization tuning function improves the comparability of data
6Hydrogen can be chosen as the carrier gas,Improve analysis speed while reducing operating costs
7Retention time locking and deconvolution reporting software(DRS)and926aDRSDatabase of compounds
8Configure microfluidic technology for microplates(capillary flow technology)Can perform multi signal data acquisition
Agilent 7890A5975CAgilent used gas chromatography-mass spectrometry analyzerProduct Parameters
1 host
1.2Electronic flow control(EPC)All flow rates and pressures can be electronically controlled to improve reproducibility,13Road electronic flow control
1.3Pressure regulation:0.001psiAtmospheric pressure sensor compensates for altitude or environmental changes
1.4press programming/Upflow:3step
1.5have4kindEPCOperating modes: constant temperature, constant voltage, program boost, program boost current
1.6Flip top cover design
1.2oven
1.2.1Operating temperature: above room temperature4℃ to450℃
1.2.2Temperature setting:1℃ Program heating interval 0.1℃
1.2.3Heating rate:120℃/ min
1.2.4Program heating up:20platform/21step
1.2.5Stability< 0.01℃
1.2.6Temperature accuracy:± 1%
1.2.7Cooling rate of furnace box:450℃ to50℃, 240second
1.3Capillary column diversion/Non diversion injection port (with electronic pressure control function)
1.3.1temperature400℃
1.3.2Electronic parameter settings for pressure, flow rate, and diversion ratio
1.3.3Pressure setting range:0-100psi
1.3.4Flow setting range:0-200ml/minuteN2, 0-1250ml/minuteH2
1.3.5Pressure setting accuracy:0.001psi 1.3.6Carrier gas flow rate:1250ml/min 1.3autosampler 1.3.1Injection speed:0.1s 1.3.2Injection volume:0.1-50ul 1.3.3Capable of overlapping injection; 1.3.4Injection needle position:2-30mmAdjustable; 1.3.5Injection accuracy:RSD<0.6% 1.3.6Sample injection number:≥15bit 2.1Mass Spectrometry Detector 2.1.1Equipped with network communication function, capable of remote operation 2.1.2Side opening panel, panel controller can display mass spectrometry status information and input mass spectrometry working parameters 2.1.3Compact structure, no need for cooling water or compressed air cooling 2.1.4Quality range:1.6-1050amu, in order to0.1amuincreasing 2.1.5Resolution: Resolution per unit mass 2.1.6 *Quality axis stability:superior to0.10amu/48hour 2.1.7*Sensitivity: (using)HP-5MS 30mx0.25mmx0.25umCapillary column measurement 2.1.8Full scan sensitivity (electron bombardment source)EI):1pgOctafluoronaphthalene(OFN),信/Noise ratio≥400:1(Scanning Range): 50-300amu) 2.1.9Choose ion detection (electron bombardment source)EI):20fgOctafluoronaphthalene, Xin/Noise ratio≥10:1 2.1.10Scanning rate:12,000amu/second 2.1.11Dynamic range: The full dynamic range is106 2.1.12Select ion mode detection(SIM)There may be100Groups, each group can choose60An ion 2.1.13The mass spectrometry workstation can automatically select the characteristic ions of the target compound based on the data obtained from the full scan Group them and save them to the analysis method without manual input. 2.1.14Having full scanning capability/Select ion detection and simultaneous collection function 2.1.15Efficient electron bombardment source with two long-lasting filaments, made of inert materials 2.1.16Ionization energy:5-240.00eV 2.1.17Ion source temperature: independent temperature control,150-350? Cadjustable 2.1.18Analyzer: Integral gold-plated hyperbolic quadrupole, independent temperature control, 100? C – 210? COr metal molybdenum quadrupole. 2.1.19Detector: Long term high-energy electron multiplier 2.1.20Vacuum system: molecular turbo pump(260rise/秒以上),2.5m3/minmechanical pump 2.1.21Temperature of temperament interface:Independent temperature control,100-350℃ 2.1.22Equipped with early maintenance forecasting function(EMF) 3data processing system 3.1The data transmission between gas chromatography, mass spectrometry, and mass spectrometry workstations relies entirely on their own installed network cards. 3.2Software: Chinese/English optional, with monitoring and intelligent diagnostic functions 3.3Equipped with normalized tuning function 3.4manual/Automatic tuning, data collection, data retrieval, analysis result reporting, quantitative analysis, and spectral library Search function. 3.5Data analysis software should include both regular data and complianceEPAMultiple analysis modes such as specialized environment data processing are required. The two modes can work independently by converting each other through software configuration. 3.6Operating environment:Windows XP. 3.7Spectrum library:NIST08Spectrum library(22Wanzhang, Chemical Structure Formula Library(36Ten thousand pieces).
3.8gas chromatography-Mass spectrometry has retention time locking(RTL)Function. This function is achieved by automatically adjusting the instrument's operating parameters through software, injecting samples under five different conditions, and analyzing and locking the target compound.
3.9Mass spectrometry data processing software can automatically search for potential target compounds in the sample by locking the standard retention time and mass spectrometry information in the spectral library based on retention time,And display search results.The search results should display the deviation between the measured retention time of each compound and its standard retention time in the spectral library,Quantify and confirm the standard abundance ratio and measured abundance ratio between ions for accurate qualitative analysis by users.
3.10Retention time lock(RTL)Pesticide and its metabolite library, which includes at least926Standard mass spectra of pesticides, standard retention time and four characteristic fragment ions for each pesticide.
3.11Retention time lock(RTL)Volatile organic compound library, which contains at least65Seed volatilization Standard Mass Spectrometry for Organic Compounds Figure, standard retention time and four characteristics for each compound Fragment ions.