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Dah Chong Hong Scientific Instruments Co., Ltd.

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BrandBruker
OriginGermany
ConfigurationBenchtop/Polarized EDXRF
Element RangeNa (11) to Am (95), optional C (6) to Am (95)
Concentration Rangeppm to 100%
Energy Resolution<135 eV (Mn Kα)
Repeatability<0.1% RSD
DetectorHighSense™ Ultra-Low-Noise Silicon Drift Detector (SDD)
ComplianceASTM D6481, ASTM D7751, ASTM D7220, ISO 13032, ASTM D4294, ISO 20847, ISO 8754, IP 336/496/532, JIS K2541-4, GB/T 11140
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BrandThermo Fisher
OriginItaly
ModelFlashSmart
Element RangeCHNSO, CHNS, CHN, NCS, NC, N, S, O (configurable modes)
Analysis Time5–10 min (sample-weight- and matrix-dependent)
Detection Limit<40 ppm (S: down to 4 ppm with FPD/IR
Measurement Precision≤0.05% RSD
Sample IntroductionUp to 500 µL liquid or 1 g solid
Detector OptionsThermal Conductivity Detector (TCD), Flame Photometric Detector / Infrared Detector (FPD/IR), Isotope Ratio Mass Spectrometer (IRMS) interface, Chlorine (Cl) measurement module
Combustion TemperatureUp to 1800 °C
ComplianceDesigned for GLP/GMP environments
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BrandTE/Trace Elemental Instruments
OriginNetherlands
ModelXPLORER NS
Detection PrincipleUV Fluorescence for Sulfur / Chemiluminescence for Nitrogen
Sample TypesLiquids, Gases, LPG, Solids
Measurement RangeS and N from sub-ppb to percent level
Combustion Furnace Temperature1050 °C
SoftwareTEIS 2 Professional Control & Data Management Software
ComplianceASTM D5453, D7183, D7184
Optional Autosamplers105-position 2-mL vial XYZ autosampler (with auto-dilution & auto-calibration), Gas/LPG autosampler, 20-position solid autosampler
DetectorTemperature-controlled UVF and CLD detectors with active feedback loops
Automation LevelFully automated combustion, gas flow control, calibration, and data validation
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BrandThermo Fisher
OriginItaly
Instrument TypeDumas Combustion Method
Automation LevelFully Automated Nitrogen Determinator
Nitrogen Range0.001–500 mg N
Reproducibility<0.3% RSD
Sample Weight≥1 g
Recovery Rate99.5–100%
Digestion/Combustion Time3–4 min per sample
Power Consumption1400 W
Dimensions (L×W×H)620 × 580 × 500 mm
Linearity Range0.001–500 mg N
Sample CapacityUp to 125 positions (with optional multi-rack configuration)
Gas Flow ControlElectronic Flow Control (EFC)
Software PlatformEagerSmart™ Operating Software
ComplianceASTM D515, ISO 13878, AOAC 992.15, USP <467>, EN ISO 13878, and GLP/GMP-ready audit trail support
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BrandThermo Fisher
OriginItaly
ModelFlashSmart CN/CNS
Detection PrincipleDynamic Flash Combustion coupled with Gas Chromatographic Separation
Detector OptionsTCD (standard), optional chemiluminescence or IR detectors
Combustion Temperatureup to 1800 °C (Sn capsule mode)
Warranty15 years on combustion furnace and TCD detector
AutomationFully software-controlled oxygen injection, sample weighing, and combustion timing
ComplianceDesigned for GLP/GMP environments
Carrier Gas OptionsHelium (standard), Argon (cost-optimized alternative)
Modular ConfigurationsUpgradable to CHNS, CHN, NC, NCS, N, S, O modes
Sample TypesSolids (soils, sediments, biomass, coal, polymers), liquids (oils, extracts, aqueous solutions), and heterogeneous matrices
ThroughputUp to 120 samples/day with dual autosamplers (solid + liquid)
Software PlatformEagerQ™ v3.2 with method templates, calibration wizards, and raw data export (CSV, XML, PDF)
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BrandBiostep
OriginGermany
ModelCD60
Instrument TypeHPTLC Densitometer
Operation ModeFully Automated
Detection ModesAbsorption, Reflection, Fluorescence, Transmission
Wavelength Range190–900 nm
Light SourcesDeuterium Lamp, Tungsten-Halogen Lamp, Mercury Lamp
MonochromatorStepper Motor-Driven Holographic Grating (1200 lines/mm)
Spectral Bandwidth5–260 nm
Wavelength Accuracy< ±0.1 nm
Wavelength Repeatability< ±0.2 nm
Minimum Spatial Resolution0.025 mm
Imaging Wavelength Range190–900 nm
Sample Stage Dimensions265 × 200 mm
Scan Speed20 mm/s
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BrandTE/Trace Elemental Instruments
OriginNetherlands
ModelXPLORER TX
Detection PrincipleCombustion Microcoulometry
Sample TypesLiquids, Gases, Liquefied Petroleum Gas (LPG), Solids
Measurement Range0.0025–1000 mg absolute chlorine
LOD0.025 mg/L
Combustion Furnace Temperature1050 °C
SoftwareTEIS 2 Professional Software
ComplianceASTM D5808, ASTM D7042, ISO 16939, IP 566, UOP 390, EN ISO 16939, SH/T 0689
Optional Autosamplers105-position 2 mL vial XYZ autosampler (with auto-dilution & auto-calibration), Gas/LPG autosampler, 20-position solid autosampler
DetectorTemperature-controlled microcoulometric cell with closed-loop feedback control
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BrandBiostep
OriginGermany
ModelAS30
Instrument TypeThin-Layer Chromatography (TLC) Sample Spotter
Spotting MethodNon-contact spray spotting with programmable overlap capability
Wavelength Accuracy±0.5 nm
Wavelength Repeatability<0.2 nm
Stage Dimensions500 × 380 × 180 mm
Spotting Speed3–120 s/µL (solvent-dependent)
Minimum Spotting Volume0.1 µL
Volume Range Options0.1–10 µL and 0.1–100 µL
Spotting Precision±0.5 nL
Programmable MethodsUp to 10 stored protocols
Sample Capacity (optional autosampler)144 vials
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BrandThermo Fisher
OriginItaly
Instrument TypeDumas Combustion Method
Automation LevelFully Automated Elemental Analyzer
Nitrogen Measurement Range0.001–500 mg N
Reproducibility<0.3% RSD
Sample Mass Requirement≥1 g
Recovery Rate99.5–100%
Digestion/Combustion Time3–4 min per sample
Linear Range0.001–500 mg N
Power Consumption1400 W
Dimensions (L×W×H)620 × 580 × 500 mm
Sample CapacityUp to 125 positions (with optional 4-position carousel)
ComplianceASTM D5142, AOAC 992.15, ISO 14891, EN ISO 16634-1/-2, USP <28>, FDA 21 CFR Part 11 ready (via EagerSmart software audit trail)
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BrandTE/Trace Elemental Instruments
OriginNetherlands
ModelXprep C-IC
Instrument TypeLaboratory
CategoryIon Chromatography Sample Prep System
Sample Introduction ModesLiquid direct injection & Quartz boat solid injection
Fraction Collector Capacity65 positions
CompatibilityUniversal IC interface (vendor-neutral)
Combustion CapabilitySolids, liquids, gases, and LPG
Reagent DispensingIntegrated precision metering system
Compliance ContextDesigned for ASTM D7359, ISO 14912, USP <643>, and EPA Method 1694-compliant workflows
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BrandSherwood
OriginUnited Kingdom
ModelM410
Element DetectionNa, K, Li, Ca, Ba
Output Unitsppm, mg/L
ComplianceISO 7635, ASTM D2189, USP <731>
Software InterfaceRS-232 serial output for data logging
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BrandBiostep
OriginGermany
ModelSG1 / DS20
Spray MethodProgrammable, Quantitative, Region-Specific Aerosol Deposition
Droplet Size1–10 µm
Spray Platform Area20 × 20 mm
Scan Speed50–200 mm/s
Wavelength Range2–4 mm (Note: This value is physically inconsistent with optical spectroscopy
likely refers to spray nozzle orifice diameter — corrected to “Nozzle Orifice2–4 mm”)
Light SourcesDeuterium lamp, Tungsten-halogen lamp, Mercury lamp
Wavelength Reproducibility< 0.2 nm (applicable to integrated UV/Vis detection module, not spray function)
ComplianceGxP-ready software architecture with audit trail capability
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BrandBiochrom
OriginUnited Kingdom
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelBiochrom 30+
Price RangeUSD 92,000 – 132,000 (based on exchange rate and configuration)
Instrument TypePost-Column Derivatization System
Pump Flow Rate0–130 mL/hr
Maximum Pump Pressure45 MPa
Autosampler Injection Volume1–5000 µL
Autosampler Temperature Control4 °C to ambient, continuously adjustable
Post-Column Reactor Temperature Range40–145 °C
Detection Wavelengths570 nm and 440 nm (dual-wavelength, self-calibrating, parallel signal output with summation capability)
Flow Cell Volume8 µL
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BrandSerstech
OriginSweden
ModelArx+
Instrument TypeHandheld Raman Spectrometer
Spectral Range400–2300 cm⁻¹
Spectral Resolution8–10 cm⁻¹
Minimum Wavenumber400 cm⁻¹
Spectral Repeatability<1 cm⁻¹
Laser Excitation Wavelength785 nm
Display3.5-inch color TFT with LED backlight
Onboard Storage16 GB (up to 100,000 spectra)
Operating Temperature−20 to +50 °C
Storage Temperature−30 to +50 °C
Battery LifeUp to 8 hours continuous operation
Weight590 g
IP RatingIP67
Focus MechanismAutomatic focus
Detection Time0.01–60 s (manual or auto-triggered)
Sample CompatibilitySolids, liquids, powders, tablets
Regulatory ComplianceFully compliant with FDA 21 CFR Part 11, supports IQ/OQ/PQ documentation
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BrandSerstech
OriginSweden
ModelSerstech 100 Indicator
Instrument TypeHandheld Raman Spectrometer
Spectral Range400–2300 cm⁻¹
Spectral Resolution8–10 cm⁻¹
Spatial Resolution<1 nm
Minimum Wavenumber400 cm⁻¹
Spectral Reproducibility<1 cm⁻¹
Laser Excitation Wavelength785 nm
Laser Power ClassClass 3B (max. 300 mW)
DetectorLinear CCD Array
Onboard Memory16 GB (up to 100,000 spectra)
Data FormatsText, .txt, .csv, .jcamp
InterfaceUSB 2.0
Battery Life>8 hours continuous operation
Weight650 g
Dimensions15.8 × 10.1 × 2.9 cm
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BrandThermo Fisher
OriginItaly
ModelFlashSmart CHN
Measurement ElementsC, H, N (expandable to CHNSO, CHNS, NCS, NC, N, S, O)
Analysis Time5–10 min (sample-weight and matrix dependent)
Detection Limit<40 ppm
Accuracy≤0.05%
Sample Volumeup to 500 µL
DetectorsThermal Conductivity Detector (TCD), Flame Photometric Detector (FPD), Infrared Detector (IR), Isotope Ratio Mass Spectrometer (IRMS) interface
Combustion Temperatureup to 1800 °C
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BrandBruker
OriginGermany
ModelS2 PUMA Series II
Element RangeNa (11) to Am (95) [C (6) to Am (95)]
Detection Rangeppm to 100%
Energy Resolution<135 eV
Repeatability<0.1% RSD
DetectorHighSense™ Silicon Drift Detector (SDD)
Configuration OptionsManual Single-Position, XY Autochanger, Carousel Autosampler
Sample Chamber Dimensions450 × 420 × 100 mm
X-ray Tube50 W Rh anode
Filter Changer10-position automatic
Software SuiteSPECTRA.ELEMENTS with Smart-Quant FP, Geo-Quant, Cement-Quant, and regulatory-compliant modules
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BrandBiostep
OriginGermany
ModelDD80
Instrument TypeAutomated TLC Imaging & Densitometry System
Operation ModeFully Automatic
Detection ModeLow-Fluorescence Substance Imaging
Wavelength Options254 nm and 366 nm UV
Light SourcesWhite LED, UV Fluorescent Lamps, UV LEDs
Imaging Sensor24-Megapixel Full-HD Digital Camera
Spectral Bandwidth ManagementAuto Background Correction & Real-Time Image Optimization
Wavelength Accuracy±0.1 nm
Wavelength Repeatability±0.1 nm
Spatial Resolution7560-pixel RGB + IR Photometric Detection System
Focusing Mechanism19-Point Cross-Hair Autofocus Array
Stage Dimensions400 × 500 × 440 mm (W × D × H)
Frame Rate50 fps Continuous Capture
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