Empowering Scientific Discovery

Beijing United Scientific Instrument Technology Co., Ltd.

Categories
  • All
  • Favorite
  • Popular
  • Most rated
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSOPTOP
OriginShanghai, China
Model752
Optical SystemSingle-beam
DetectorPhotomultiplier Tube (PMT)
Wavelength Range200–1000 nm
Spectral Bandwidth4 nm
Wavelength Accuracy±2.0 nm
Wavelength Repeatability1 nm
Stray Light≤0.5% T (at 220 nm and 360 nm)
Transmittance Accuracy±0.5% T
Transmittance Repeatability±0.2% T
Baseline Drift±0.003 A/h
Display128×64 LCD
Dimensions455 × 430 × 220 mm
Data InterfaceUSB
Wavelength SettingManual (keyboard-input with 6 preset wavelengths)
Added to wishlistRemoved from wishlist 0
Add to compare
BrandAnton Paar
OriginAustria
ModelCora 100
Instrument TypeHandheld Raman Spectrometer
Spectral Range400–2300 cm⁻¹
Spectral Resolution≤10 cm⁻¹
Spatial Resolution<1 mm
Minimum Wavenumber400 cm⁻¹
Spectral ReproducibilityHigh repeatability across repeated measurements on identical samples
Laser Wavelength785 nm
Laser Power at Sample>215 mW (output: 300 mW)
DetectorLinear CCD Array
Display3.5″ Transmissive TFT with LED Backlight
Operating SystemEmbedded Linux
Data FormatText (.txt, .csv, .spc)
InterfaceUSB 2.0
BatteryRechargeable Li-ion (≈60 scans per charge, non-user-replaceable)
Dimensions15.8 × 10.1 × 2.9 cm
Weight650 g
IP RatingIP67
Operating Temperature−20 °C to +40 °C
Storage Temperature−30 °C to +50 °C
Added to wishlistRemoved from wishlist 0
Add to compare
BrandMETTLER TOLEDO
OriginSwitzerland
ModelT7
Instrument TypeGeneral-purpose Potentiometric Titrator
Measurement Range−2000 to +2000 mV
Meter Accuracy±0.2 mV
Meter Resolution0.1 mV
Titration Precision±0.2 mV
ComplianceDesigned for GLP/GMP environments with full audit trail support per FDA 21 CFR Part 11 requirements
Added to wishlistRemoved from wishlist 0
Add to compare
BrandLeichi
OriginShanghai, China
ModelZDJ-5
Instrument TypeGeneral-purpose Potentiometric Titrator
Application ScopeUniversal
pH Range0.00–14.00 pH
mV Range0–±1999.0 mV
Temperature Range−5.0–105.0 °C
pH Resolution0.01 pH
mV Resolution0.1 mV
Temperature Resolution0.1 °C
pH Accuracy±0.01 pH ± 1 digit
mV Accuracy±0.03% FS
Temperature Accuracy±0.3 °C ± 1 digit
Conductivity Range0.000–199.9 µS/cm
Conductivity Resolution0.001 µS/cm
Conductivity Accuracy±0.5% FS
Polarographic Current Ranges0–199.9 µA, 0–19.99 µA, 0–1.999 µA, 0–0.199 µA
Polarization Voltage Options3, 50, 100 mV
Titration Precision±0.03% FS
Titration Resolution1/1,500,000
Endpoint Detection Sensitivity (Potentiometric)±2 mV
Endpoint Detection Sensitivity (Amperometric)±5% FS
Repeatability of Titration Analysis0.2%
Added to wishlistRemoved from wishlist 0
Add to compare
BrandLeici
OriginShanghai, China
ModelDDSJ-308F
Form FactorBenchtop
Application EnvironmentLaboratory
Conductivity Range0.000 µS/cm to 199.9 mS/cm
TDS Range0.000 mg/L to 99.9 g/L
Resistivity Range5.00 Ω·cm to 20.00 MΩ·cm
Salinity Range0.00–8.00 %
Temperature Range−5.0 to 110.0 °C
Accuracy±0.5 % FS (Conductivity/TDS), ±0.1 % FS (Salinity), ±0.2 °C (Temperature)
Minimum Resolution0.001 µS/cm
Stability±0.3 % FS / 3 h
Temperature CompensationAutomatic or Manual (−5.0 to 135.0 °C)
Data Storage200 datasets per parameter (Conductivity, TDS, Salinity), GLP-compliant
InterfaceUSB
Power BackupNon-volatile memory retention on power loss
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSoptop
OriginShanghai, China
ModelGC1120
Instrument TypeLaboratory Gas Chromatograph
Application ScopeGeneral-Purpose
Oven Temperature Range7 °C above ambient to 400 °C
Oven Ramp Rate0.1–40 °C/min
Cooling Rate~10 min from 300 °C to 50 °C
Carrier Gas Flow Range0–1200 mL/min
Carrier Gas Pressure Range0–900 kPa
Injector Maximum Temperature400 °C
Injector Pressure Setting Range0–900 kPa
Injector Total Flow Setting Range0–1200 mL/min
Temperature Program8-stage ramping
Isothermal Hold Time0–655 min
FID Sensitivity≤8×10⁻¹² g/s (C₁₆)
TCD Sensitivity≥5000 mV·mL/mg (C₁₆)
ECD Detection Limit≤1×10⁻¹³ g/mL (γ-BHC)
FPD Detection Limit≤1×10⁻¹¹ g/s (P), ≤1×10⁻¹⁰ g/s (S)
NPD Detection Limit≤5×10⁻¹² g/s (N), ≤5×10⁻¹³ g/s (P)
PID Detection Limit≤1 ppb (benzene)
Maximum PID Operating Temperature350 °C
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSOPTOP
OriginShanghai, China
Model722
Optical SystemSingle-beam
Detector TypePhotodiode Array
Wavelength Range325–1000 nm
Wavelength Accuracy±2 nm
Wavelength Repeatability±1 nm
Spectral Bandwidth4 nm
Stray Light≤0.5% T (at 360 nm)
Transmittance Accuracy±0.5% T
Transmittance Repeatability±0.2% T
Baseline Stability≤±0.5% T / 5 min
Measurement ModesTransmittance (0–199.9% T), Absorbance (−0.3 to 2.5 A), Factor (F: 0–9999), Concentration (C: 0–9999)
Added to wishlistRemoved from wishlist 0
Add to compare
BrandLeici
OriginShanghai, China
ModelDDS-307A
Instrument TypeBenchtop Single-Parameter Conductivity Meter
Conductivity Range0.00 μS/cm to 100 mS/cm
TDS Range0–1000 mg/L
Resistivity Range0.00 Ω·cm to 100 MΩ·cm (derived from conductivity)
Salinity Range0–1000 mg/L NaCl equivalent
Temperature Range0–60 °C
Accuracy±1% FS (conductivity & TDS), ±0.3 °C (temperature)
Minimum Resolution0.01 μS/cm
Temperature CompensationManual or Automatic (0–40 °C)
Electrode CompatibilityDJS-1C platinized platinum conductivity cell (K = 1.0 cm⁻¹), T-818-B-6 thermistor probe
Cell Constant Options0.01 cm⁻¹ titanium alloy electrode for ultrapure water measurement
DisplayLCD segment-type, large-character format
Added to wishlistRemoved from wishlist 0
Add to compare
BrandLeici
OriginShanghai, China
ModelDDBJ-350
PortabilityPortable
Intended UseLaboratory & Field
Conductivity Range(0.00–1.999×10⁵) µS/cm (5 auto-ranging spans)
TDS Range(0.00–19,990) mg/L (5 auto-ranging spans)
Salinity Range(0.00–8.00)%
Resistivity Range0–100 MΩ·cm
Temperature Range(0.0–40.0) °C
Conductivity Accuracy±1.0% FS ±1 digit
Salinity Accuracy±0.2% ±1 digit
Temperature Accuracy±0.3 °C ±1 digit
Temperature Compensation0.0–40.0 °C (reference 25 °C for conductivity, 18 °C for salinity)
Electrode Constants Available0.01, 0.1, 1.0, 10.0 cm⁻¹
Data Storage Capacity250 sets
InterfaceRS-232
IP RatingIP65
Power ManagementLow-power design with low-battery indicator and auto-off
Added to wishlistRemoved from wishlist 0
Add to compare
BrandMETTLER TOLEDO
OriginShanghai, China
ModelHE83
Heating SourceHalogen Lamp
Weighing Range81 g
Readability1 mg
Temperature Range50–200 °C (adjustable in 1 °C increments)
Moisture Determination Accuracy±0.01%
Heating UniformityEnhanced via Gold-Coated Radiator
CalibrationIntegrated Balance & Heater Calibration Routines
Method DevelopmentAutomated Three-Step Method Optimization
SecurityThree-Tier Password Protection
Added to wishlistRemoved from wishlist 0
Add to compare
BrandLeici
OriginShanghai, China
ModelPHBJ-260
Instrument TypePortable
Parameter TypeSingle-parameter (pH/mV/T)
Measurement Range0.00–14.00 pH
Resolution0.01 pH
Accuracy±0.01 pH ±1 digit
Temperature CompensationManual/Automatic (0–99 °C)
DisplayBacklit LCD with blue illumination
Data Storage200 sets
InterfaceRS-232
IP RatingIP65
Power Supply4 × AA alkaline batteries
Buffer OptionsFive selectable Chinese-standard pH calibration solutions
Measurement ModespH, mV (ORP), and temperature (−5.0–105.0 °C)
Added to wishlistRemoved from wishlist 0
Add to compare
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (China)
ModelFP650
PriceUSD 1,280 (FOB Shanghai)
Detection Range (Clinical Mode)K: 0.0–9.9 mmol/L, Na: 0.0–199 mmol/L
RepeatabilityCV ≤ 2%
Linearity Error≤ 5%
Low-Range ModeK: 0.0–19.9 mmol/L / Na: 0.0–199 mmol/L
Extended-Range ModeK: 0.0–80 mmol/L / Na: 0.0–800 mmol/L
Fuel GasLiquefied Petroleum Gas (LPG)
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSOPTOP
OriginShanghai, China
ModelUV2800PC
Optical SystemDual-beam
DetectorPhotomultiplier Tube (PMT)
Wavelength Range190–1100 nm
Wavelength Accuracy±0.3 nm
Spectral Bandwidth1.8 nm
Stray Light≤0.05%T at 220 nm and 360 nm
Display320×240 LCD (6-inch)
SoftwareUV-Solution 3.0
ComplianceASTM E275, ISO 6223, USP <857>, GLP-ready audit trail support
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSOPTOP
OriginShanghai, China
ModelUV2600PC
Optical SystemRatio-monitoring double-beam
DetectorPhotomultiplier Tube (PMT)
Wavelength Range190–1100 nm
Wavelength Accuracy±0.3 nm
Spectral Bandwidth1.8 nm
Stray Light≤0.05% T (at 220 nm and 360 nm)
Wavelength Repeatability≤0.2 nm
Photometric Accuracy±0.3% T
Photometric Repeatability≤0.1% T
Baseline Flatness±0.002 A
Drift≤0.001 A/h (at 500 nm)
Display320 × 240 pixel 6-inch LCD
Added to wishlistRemoved from wishlist 0
Add to compare
BrandLeici
OriginShanghai, China
ModelPHSJ-3F
Instrument TypeBenchtop
Parameter TypeSingle-Parameter (pH/mV/T)
Measurement Range–2.000 to 20.000 pH
Resolution0.01 pH
Accuracy±0.01 pH ±1 digit
Temperature CompensationAutomatic or Manual (–5.0 to 135.0 °C)
Buffer RecognitionAuto-detection of 5 standard Chinese calibration buffers
Calibration PointsUp to 3-point pH calibration
Isoelectric Point Options3 selectable (for ultrapure water, boiler water, and low-ionic-strength samples)
Data Storage500 GLP-compliant measurement records
InterfaceUSB port with dedicated PC communication software
DisplayDot-matrix LCD with simultaneous readout of pH, mV, temperature, electrode slope, isoelectric point, mode, date/time
Enclosure MaterialFlame-retardant polycarbonate (PC) front panel
PowerAC adapter with battery backup (data protection during power loss)
Added to wishlistRemoved from wishlist 0
Add to compare
BrandLeici
OriginShanghai, China
ModelPHS-3C
Instrument TypeBenchtop
Parameter TypeSingle-Parameter (pH/mV)
Measurement Accuracy±0.01 pH ±1 digit
Measurement RangepH: 0.00–14.00
mV−1999–+1999
Resolution0.01 pH
Input Impedance1 × 10¹² Ω
Stability±0.01 pH ±1 digit / 3 h
Temperature Compensation Range0–60 °C
Display3½-digit LED
Calibration OptionsOne-point or two-point calibration
ComplianceMeets Chinese National Standard GB/T 24375–2009 for laboratory pH meters
Power SupplyAC 220 V ± 22 V, 50 Hz ± 1 Hz
Dimensions290 × 210 × 95 mm
Weight1.5 kg
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSOPTOP
OriginShanghai, China
Model723PC
Optical SystemSingle-beam
DetectorPhotodiode Array
Wavelength Range325–1100 nm (0.1 nm step)
Spectral Bandwidth2 nm
Wavelength Accuracy±1.0 nm (auto-calibrated at startup)
Wavelength Repeatability±0.5 nm
Stray Light≤0.2% T (at 360 nm)
Photometric Accuracy±0.5% T
Photometric Repeatability±0.2% T
Baseline Drift±0.002 A/h
Baseline Linearity±0.004 A
Absorbance Range–0.5 to 3.000 A
Transmittance Range–1.0 to 200.0% T
Display128 × 64 dot-matrix LCD
Dimensions455 × 430 × 220 mm
SoftwareUV-Solution 2.0 workstation (scan, kinetics, quantitative analysis, standard curve fitting)
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSOPTOP
OriginShanghai, China
ModelLC1620
Flow Rate Range0.001–9.999 mL/min
Max Operating Pressure45 MPa
Autosampler Capacity80 positions
Injection Volume Range1–50 µL
Column Oven Temperature RangeAmbient +10°C to 60°C
UV-Vis Wavelength Range190–700 nm
Data Acquisition Rate100 Hz
Added to wishlistRemoved from wishlist 0
Add to compare
BrandSOPTOP
OriginShanghai, China
Model756PC
Optical DesignSingle-beam
DetectorPhotodiode Array (PDA)
Wavelength Range190–1100 nm
Spectral Bandwidth2 nm
Wavelength Accuracy±1.0 nm
Wavelength Repeatability0.5 nm
Stray Light≤0.15% T (at 220 nm and 340 nm)
Absorbance Range–0.5 to 3.000 A
Transmittance Range–1.0 to 200.0% T
Photometric Accuracy±0.5% T
Photometric Repeatability±0.2% T
Baseline Linearity±0.004 A
Baseline Drift±0.003 A/h
Display128 × 64 LCD
Dimensions455 × 430 × 220 mm
InterfaceUSB port
SoftwareUV-Solution 2.0 workstation software
Show next
InstrumentHive
Logo
Compare items
  • Total (0)
Compare
0