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| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Matrix-Assisted Laser Desorption/Ionization Time-of-Flight (MALDI-TOF) Mass Spectrometer |
| Model | Ebio Reader 3700 Plus |
| Regulatory Status | Class II Medical Device (Registration No.: Tianjin NMPA Approval No. 20222220402) |
| Intended Use | Clinical Microbiology Identification, Biomarker Profiling, SNP Genotyping, Viral Peptide Detection, Foodborne Pathogen Screening |
| Compliance | Meets GB/T 19001–2016 (ISO 9001:2015), YY/T 0287–2017 (ISO 13485:2016), and relevant Chinese NMPA medical device technical requirements |
| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Region Classification | Domestic (PRC) |
| Model | Ebio Reader™ 3700M |
| Instrument Type | Matrix-Assisted Laser Desorption/Ionization Time-of-Flight (MALDI-TOF) Mass Spectrometer |
| Resolution | ≥2500 (FWHM) |
| Sensitivity | ≥250 amol/μL Febrinopeptide Human B (S/N ≥50:1) |
| Mass Stability | ≤300 ppm relative mass drift over 8 h |
| Sampling Rate | 2 GS/s |
| Mass Accuracy | ≤200 ppm (internal calibration) |
| Brand | East & West Analytical Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Instrument Type | TOF Mass Spectrometer |
| Model | Ebio Reader 3700 |
| Resolution | ≥2500 (FWHM) |
| Sensitivity | 250 amol/μL for Human Fibrinopeptide B |
| Mass Stability | ≤300 ppm relative mass drift over 8 hours |
| Sampling Rate | 2 GS/s |
| Mass Accuracy | ≤200 ppm (internal calibration), ≤300 ppm (external calibration) |
| Laser | N₂ laser, 337 nm, 1–60 Hz repetition rate, lifetime ≥9×10⁷ shots |
| Flight Tube Material | Low-thermal-expansion alloy |
| Vacuum System | Oil-free diaphragm pump |
| Data Acquisition | FPGA-accelerated digitizer with on-board spectral preprocessing |
| Ion Mode | Positive-mode standard |
| Brand | East & West Analytical Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer | East & West Analytical Instruments Co., Ltd. |
| Instrument Type | TOF Mass Spectrometer |
| Resolution | ≥2500 (FWHM) |
| Sensitivity | 250 amol/μL Febrinopeptide Human B (S/N ≥50:1) |
| Mass Stability | ≤300 ppm relative deviation in m/z over 8 h |
| Sampling Rate | 2 GS/s |
| Mass Accuracy | ≤200 ppm (internal calibration), ≤300 ppm (external calibration) |
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