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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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OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (China)
ModelZP15UV
Price RangeUSD 700–1,400
Pure Water GradeASTM Type I
Resistivity18.2 MΩ·cm @ 25°C
Heavy Metals & Soluble Silica<0.1 ppb
Total Organic Carbon (TOC)<3 ppb
Microbial Count / Endotoxin<0.001 EU/mL
Particles (>0.1 µm)<1 particle/mL
Flow Rate15 L/h (25°C)
UV Wavelengths185 nm + 254 nm
Integrated Final Filtration0.22 µm hydrophilic membrane
System ArchitectureDual-Outlet (RO Water + Ultrapure Water)
Control InterfaceBacklit LCD touchscreen with real-time monitoring and alarm logic
In-line RecirculationYes, with programmable frequency
SanitizationManual or automated chemical disinfection protocol
ComplianceMeets ASTM D1193-20, ISO 3696:1987, CLSI EP22-A, and supports GLP/GMP audit trails when paired with optional data logging module
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OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Product OriginDomestic (China)
ModelZP15DI
Output Flow Rate15 L/h at 25°C
Resistivity≥18.2 MΩ·cm @ 25°C
Heavy Metals & Soluble Silica<0.1 ppb
Total Organic Carbon (TOC)<3 ppb
Microbial Count<0.001 EU/mL
Particles (>0.1 µm)<1 particle/mL
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BrandIon Science
OriginUnited Kingdom
ModelTiger
Instrument TypePortable VOC Detector
Detection PrinciplePhotoionization Detection (PID)
Detection Range1 ppb – 20,000 ppm
Resolution1 ppb
Accuracy±5% of reading
Response Time<2 seconds
Sensor TechnologyPatented ultra-low-power PID lamp with humidity-resistant electrode design
Operating Humidity RangeUp to 99% RH (non-condensing)
Battery LifeUp to 24 hours continuous operation
Data InterfaceUSB-C for real-time streaming and batch download
ComplianceCE, UKCA, ATEX II 2G Ex ia IIC T4 Ga, IECEx ia IIC T4 Ga, UL Listed Class I, Division 1, Groups A–D
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OriginFujian, China
Manufacturer TypeAuthorized Distributor
ModelAuto GDA-72
PricingAvailable Upon Request
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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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OriginFujian, China
Manufacturer TypeAuthorized Distributor
ModelM36
PricingAvailable Upon Request
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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, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (China)
ModelWL30D
Price RangeUSD 14,000 – 70,000
Product TypePressure-Based Water Level Sensor
Probe InterchangeabilityWater Level / Casing Length / Well Depth Probes
Operating ModesStatic Level, Drawdown Monitoring, Full-Depth Measurement, Casing Length Verification, Auto-Triggered Sampling Integration
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BrandVWR
OriginUnited Kingdom
Model256-026
Flow Rate Range0.5 mL to 9999.9 mL per dispense
Dispensing Speed2.1–22.0 mL/s (adjustable)
Accuracy±1.5% (5 mL), ±1.0% (10 mL), ±0.7% (25 mL)
Repeatability±1.75% (5 mL), ±1.0% (10 mL), ±0.5% (25 mL)
Tubing ID Options3 mm, 8 mm
Dimensions (L×W×H)290 × 250 × 150 mm
Weight7 kg
Control InterfaceLCD display with touch-sensitive buttons
Operating ModesManual, foot-pedal, time-interval auto-dispense, ramped (slow-fast-slow) sequence
MemoryCalibration and volume presets retained after power-off
Compatible TubingGP silicone tubing (Cat. No. 256-027: 3×7 mm
256-0285×9 mm
256-0298×12 mm)
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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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