Dongxi Analytical
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| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Flame and Graphite Furnace AAS |
| Monochromator | Plane Grating |
| Detector | Photomultiplier Tube (PMT) |
| Background Correction | Deuterium Lamp |
| Resolution | ≤0.2 nm ± 0.02 nm |
| Sensitivity (Graphite Furnace) | Cu at 20 µg/mL yields ≥0.04 Abs |
| Repeatability (RSD) | ≤3% |
| Detection Limit (Pb) | ≤1 µg/L |
| Sample Introduction | Integrated Flame/Graphite Furnace Module with Auto-Sampling |
| Safety System | Automatic Acetylene Flow Control, Leak Alarm, Air Pressure Monitoring, Electromagnetic Valve Cut-off on Power Loss |
| Optical Design | Patented Suspended Optical Bench |
| Nebulization System | Titanium Alloy雾化 Chamber (Investment-Cast, Aerospace-Grade) |
| Software Platform | Windows XP-based Clinical AAS Software with HL7-compliant LIS/HIS Integration |
| Compliance | Designed for CLIA-equivalent clinical laboratories |
| 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 | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Regional Classification | Domestic (PRC) |
| Model | GC-4175 |
| Pricing | Available Upon Request |
| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | GC-MS3110 |
| Instrument Type | Single Quadrupole Mass Spectrometer |
| GC/MS Configuration | Conventional Benchtop GC-MS |
| Mass Range | 1.5–800 Da |
| Resolution | 2 M (10% valley definition) |
| Sensitivity | 30:1 (S/N for 1 pg octafluoronaphthalene, m/z 272, in full-scan mode) |
| Scan Speed | 6000 u/sec |
| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Single Quadrupole GC-MS |
| GC Configuration | Conventional Capillary GC-MS |
| Mass Range | 1–1000 amu |
| Mass Resolution | Unit Mass Resolution (UMR) |
| Sensitivity | 100:1 (Signal-to-Noise Ratio, S/N, for m/z 69 of perfluorotributylamine, PFTBA, at 1 pg on-column) |
| Scan Speed | Up to 10,000 amu/s |
| Ion Source | Dual-Mode Electron Ionization (EI) and Programmable Positive Chemical Ionization (PCI) |
| Ion Optics | DC Compensation Voltage Tuning |
| Filament Control | Adaptive Emission Current & Electron Energy Regulation |
| GC Oven Temperature Stability | ±0.01 °C |
| Pressure/Flow Control | Third-Generation Electronic Pneumatic Control (EPC) Module |
| Optional Accessory | In-House Designed Low-Noise Mechanical Pump Enclosure |
| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Time-of-Flight Mass Spectrometer |
| Mass Range | 1–260 amu |
| Argon Consumption | 12 L/min |
| Analysis Time for 20 Elements | 25 s |
| Application Environment | Laboratory-Based Quantitative Elemental & Isotopic Analysis |
| Collision Cell | Integrated Octopole Collision Cell (OCC) with Mass-Independent Reaction Kinetics |
| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | PTR-QMS3500 |
| Pricing | Upon Request |
| Mass Range | 1.5–600 amu |
| Resolution | Unit Mass Resolution |
| Response Time | 100 ms |
| Detection Limit | 100 pptv (for benzene) |
| Linear Dynamic Range | 50 pptv – 10 ppmv |
| Adjustable Inlet Flow Rate | 80–800 sccm |
| Heated Capillary Inlet Length | 1.0 m (inert, temperature-controlled up to 150 °C) |
| Drift Tube/Reaction Chamber Temperature Range | 40–150 °C |
| Primary Reagent Ion | H₃O⁺ |
| Optional Reagent Ions | NH₄⁺, O₂⁺, NO⁺ |
| Power Supply | 220 V AC |
| Dimensions (W × H × D) | 48 × 54.5 × 63 cm |
| Weight | ~100 kg |
| Remote Interface | 4–20 mA output & MODBUS RTU protocol support |
| Brand | Dongxi Analytical |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Flame and Graphite Furnace AAS |
| Monochromator | Concave Grating (1800 lines/mm) |
| Optical System | Double-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Background Correction | D₂ Lamp + Self-Absorption Method |
| Resolution | <0.2 nm |
| Sensitivity | Cu 0.015 µg/mL (Flame), Cd 0.5 pg (Graphite Furnace) |
| Repeatability (RSD) | Flame RSD ≤0.6% (Cu), Graphite Furnace RSD ≤2% (Cd) |
| Detection Limit | Flame: 0.002–0.005 mg/L (e.g., Cu) |
| Graphite Furnace | 0.1–5 pg (e.g., Cd, Pb, As) |