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Shanghai Zequan Instrument & Equipment Co., Ltd. (Zequan International Group)

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BrandOlympus
OriginUSA
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelVanta RoHS Series
ApplicationHandheld / Portable
Industry-Specific UseElectronics
Elemental RangeMg–U
Detection Range1 ppm – 99.99%
Energy Resolution<140 eV
Repeatability0.1%
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BrandOlympus
OriginUSA
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelVanta
ApplicationHandheld / Portable
Industry TypeGeneral Purpose
Elemental RangeMg to U
Detection Range1 ppm – 99.99%
Energy Resolution<140 eV
Repeatability0.1%
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BrandOlympus
OriginUSA
ModelDPO4050
Detector25 mm² Silicon Drift Detector (SDD)
Excitation SourceHigh-Power Micro-Focus X-ray Tube (15–50 kV)
Cooling SystemPeltier Thermoelectric Cooler (operable down to −35 °C)
Filter Set8-position Automatic Filter Wheel
Weight<1.5 kg
Dimensions245 × 250 × 88 mm
Operating Temperature−10 °C to +50 °C
Relative Humidity0–95% RH (non-condensing)
BatteryDual Hot-Swappable Li-ion Batteries
DisplayHigh-Resolution Transflective Color Touchscreen
Data StorageMicroSD card (≥100,000 spectra)
ConnectivityUSB 2.0, Bluetooth 4.0 (Microsoft Mobile Device Center compatible)
Operating SystemWindows CE 6.0
Analysis ModesUp to 25 User-Configurable Calibration Modes
Light Element CompensationIntegrated Barometric Pressure Sensor & Accelerometer for Atmospheric Correction
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BrandOlympus
OriginUSA
ModelDELTA DE2000
ApplicationHandheld / Portable
Industry FocusNon-Ferrous Metals & Precious Metals
Elemental Detection RangeMg to U
Quantification Range1 ppm – 100 wt%
Energy Resolution<139 eV (at Mn Kα)
Repeatability≤0.1% RSD
Detector TypeSi-Pin Semiconductor Detector
Excitation SourceTa/Au Target X-ray Tube, 4 W Max Power
Operating VoltageUp to 35 kV
Cooling SystemPeltier Thermoelectric Cooler (Operable down to −35 °C)
BatteryDual Hot-Swappable Li-ion Batteries
DisplayHigh-Resolution Blanview Transflective Color Touchscreen
Data StorageRemovable SD Card
ComplianceISO 9001 Certified, NATO AQAPI Qualified
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BrandOlympus
OriginUSA
Manufacturer TypeAuthorized Distributor
Import StatusImported
ModelDP6050
ApplicationHandheld / Portable
Industry-Specific UseElectronics
Elemental RangeNa (11) to U (92)
Quantification Range1 ppm to 99.9%
Energy Resolution<130 eV
Repeatability0.1%
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OriginBeijing
Manufacturer TypeDistributor
Origin CategoryDomestic
ModelFASP-05B
PriceUpon Request
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BrandOlympus
OriginUSA
ModelDPO4000
Element RangeNa (11) to U (92)
Detection Range1 ppm – 100%
Energy Resolution<140 eV
Repeatability0.1%
Dimensions245 × 250 × 88 mm
Weight<1.5 kg
Operating Temperature−10 °C to 50 °C
Relative Humidity0–95% RH
Excitation SourceHigh-power micro-focus X-ray tube (15–40 kV)
Detector25 mm² Silicon Drift Detector (SDD)
CoolingPeltier thermoelectric cooling (down to −35 °C)
Filters8-position automatic filter wheel
BatteryDual hot-swappable Li-ion batteries
DisplayHigh-resolution transflective color touchscreen
OSWindows CE 6.0
Data StorageMicroSD card (≥100,000 spectra)
ConnectivityUSB 2.0, Bluetooth 2.1 + EDR
Analytical ModesUp to 25 user-configurable modes
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BrandOlympus
OriginUSA
ModelDCC2000
ApplicationHandheld/Portable
Elemental RangeMg (12) to U (92)
Concentration Range1 ppm – 100%
Energy Resolution<150 eV
Repeatability0.1%
Dimensions245 × 250 × 88 mm
Weight<1.5 kg
Operating Temperature−10 °C to +50 °C
Humidity0–95% RH (non-condensing)
Excitation SourceHigh-power micro-focus X-ray tube (8–40 kV)
DetectorSi-PIN semiconductor detector with Peltier cooling (down to −35 °C)
Filter System8-position automatic filter changer
Power SupplyDual hot-swappable Li-ion batteries
DisplayHigh-resolution transflective color touchscreen
Data StorageSD card (≥100,000 spectra)
ConnectivityUSB 2.0, Bluetooth 2.1 (Microsoft-compatible stack)
OSWindows CE 6.0
SoftwareDelta PC Suite for remote control, report generation, and spectral library management
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BrandOlympus
OriginUSA
ModelDPO200
Detector25 mm² SDD Silicon Drift Detector
Excitation SourceMicro-focus X-ray Tube (8–40 kV)
Cooling SystemPeltier Thermoelectric Cooling (operable down to −35 °C)
Filter Set8-position automatic filter changer
DisplayHigh-resolution transflective color touchscreen
Weight<1.5 kg
Dimensions245 × 250 × 88 mm
Operating Temperature−10 °C to 50 °C
Relative Humidity0–95% non-condensing
BatteryDual hot-swappable Li-ion batteries
Data StorageSD card (≥100,000 spectra)
ConnectivityUSB 2.0, Bluetooth v2.1 + EDR
OSWindows CE 6.0
SoftwareOlympus Delta PC Suite (remote control, report generation, spectral review)
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BrandOlympus
OriginUSA
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelVanta GX
Form FactorBenchtop
Industry ApplicationNon-Ferrous Metals
Elemental RangeMg (12) – U (92)
Quantification Range1 ppm – 99.99 wt%
Energy Resolution<140 eV (Mn Kα)
DetectorSilicon Drift Detector (SDD)
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BrandOlympus
OriginUSA
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelDE2000
ApplicationHandheld / Portable
Industry-Specific UseNon-Ferrous & Ferrous Metals
Elemental RangeMg to U
Quantification Range1 ppm – 99.9 wt%
Energy Resolution<140 eV (at Mn Kα)
Repeatability≤0.1% RSD (for major alloying elements under controlled conditions)
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BrandThermo Fisher
OriginUSA
ModelNiton XL2 700
PortabilityHandheld / Portable
Elemental Analysis RangeNa (Z=11) to U (Z=92)
Detection LimitSub-ppm to low-ppm (matrix-dependent, 300 s measurement)
Energy Resolution<140 eV at Mn Kα
Repeatability≤0.1% RSD (for major elements in homogeneous standards)
DetectorPeltier-cooled Si-PIN
X-ray TubeAu-anode, 40 kV / 50 µA
Measurement Spot Size≥4 mm × 4 mm
Data Storage4,000+ spectra + quantitative results
Battery Life6–12 h (dual rechargeable Li-ion)
Dimensions248 × 273 × 95 mm
Weight1.4 kg
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BrandOlympus
OriginUSA
ModelDCC-4000
PortabilityHandheld
Application DomainSoil & Atmospheric Environmental Monitoring
Elemental RangeK (19) to U (92)
Detection Limit1 ppm
Quantification Range1 ppm – 100%
Energy Resolution<140 eV (at Mn Kα)
Repeatability±0.1% RSD
Dimensions245 × 250 × 88 mm
Weight<1.5 kg
Operating Temperature−10 °C to +50 °C
Relative Humidity0–95% non-condensing
Excitation SourceHigh-power micro-focus X-ray tube (15–40 kV)
DetectorSi-PIN semiconductor detector with Peltier cooling to −35 °C
Filter System8-position automatic filter changer
Data StorageMicroSD card (≥100,000 spectra)
ConnectivityUSB 2.0, Bluetooth v2.1 + EDR
Operating SystemWindows CE 6.0
BatteryDual hot-swappable Li-ion packs
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BrandOlympus
OriginUSA
ModelDP2000
ApplicationHandheld/Portable
Industry TypeNon-Ferrous Metals
Elemental RangeNa (11) – U (92)
Concentration Range1 ppm – 100%
Energy Resolution<140 eV
Repeatability0.1%
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OriginBeijing, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (China-made)
ModelRLTD-05 / RLTD-10
PricingAvailable Upon Request
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BrandOlympus
OriginUSA
ModelDPO2000
ApplicationHandheld/Portable
Industry TypeNon-Ferrous Metals
Elemental RangeMg (12) – U (92)
Detection Range1 ppm – 100%
Energy Resolution<140 eV
Repeatability0.1%
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BrandOlympus
OriginUSA
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelVanta Series
ApplicationHandheld/Portable
Industry-Specific UseSoil & Environmental Monitoring
Elemental RangeMg–U
Detection Range1 ppm – 99.99%
Energy Resolution<140 eV
Repeatability0.1%
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BrandBelec
OriginGermany
ModelBelec Compact-Port
Instrument TypePortable / Mobile
Excitation MethodSpark
Detector TypePhotomultiplier Tube (PMT)
Focal Length750 mm
Grating Grooves3600 lines/mm
Wavelength Range120–780 nm
Number of Channels18
Weight17 kg
Optional Spark ProbesArgon “Special” Probe, Argon “Dedicated” Probe, Air Probe
Multi-Matrix CapabilityUp to 6 base materials with 36 total elemental channels
SoftwareBelec proprietary analysis software (10+ language options, including full Chinese UI)
Hybrid ConfigurationCompatible with external spark stand for benchtop operation
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OriginBeijing, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (PRC)
ModelFASP-01
PricingAvailable Upon Request
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OriginBeijing
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (China)
ModelFASP-ECO
PricingAvailable Upon Request
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BrandOlympus
OriginUSA
ModelXRD-Terra
Instrument TypePowder X-ray Diffractometer
Power Stability< 0.0001 (unitless relative stability)
Dimensions485 × 392 × 192 mm
Weight14.5 kg (including integrated battery pack)
Sample Mass Requirement~15 mg
Measurement Time≤ 3 minutes per sample
Detector2D CCD-based area detector
GeometryTransmission-mode XRD
Integrated CapabilitySimultaneous XRD and XRF analysis
CoolingPeltier electronic cooling
Environmental RatingIP54-equivalent (dust- and splash-resistant), shock-damped chassis
ComplianceNASA Patent US7113265B2
Software InterfaceWiFi-enabled remote acquisition and real-time data streaming
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BrandOlympus
OriginUSA
ModelX-5000a
ApplicationField-portable soil and sediment analysis
Elemental RangeNa to U
Detection Range1 ppm to 100%
Energy Resolution<140 eV
Repeatability0.1%
Detector TypeSilicon Drift Detector (SDD)
ComplianceEPA Method 6200, ISO/DIS 13196, TCLP, RCRA 8 Metals, ASTM D6729, OSHA/NIOSH/NIH/HUD guidelines
CertificationsISO 9001, NATO AQAPI-110
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BrandThermo Fisher
OriginUSA
ModelNiton XL3T700
Form FactorHandheld / Portable
Elemental RangeNa (Z=11) to U (Z=92)
Detection Limit1 ppm (typical for heavy metals in homogeneous matrices)
Energy Resolution<140 eV at Mn Kα
Repeatability≤0.1% RSD (for major elements under controlled conditions)
X-ray TubeRh anode, 50 kV, 2 W
DetectorHigh-performance Si-PIN
Operating Temperature–10 °C to 50 °C
Weight<1.3 kg
Dimensions244 × 230 × 95.5 mm
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BrandOlympus
OriginUSA
Manufacturer TypeAuthorized Distributor
Import StatusImported
ModelDP4050
ApplicationHandheld/Portable
Industry-Specific UseSoil & Environmental Monitoring
Elemental RangeNa (11) to U (92)
Detection Range1 ppm to 100%
Energy Resolution<130 eV
Repeatability±0.1%
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