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Shandong Lanhong Optoelectronics Technology Co., Ltd.

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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-LR1
Price RangeUSD 1,600 – 5,300 (FOB)
Measurement PrincipleIsoperibol Oxygen Bomb Calorimetry
Temperature Resolution0.0001 K
Thermal Capacity10,500 J/K
Ambient Temperature Range5–35 °C
Relative Humidity Limit≤80% RH
Ignition Voltage24 V DC
Ignition Duration5 s
Temperature Range0–40 °C
Power Consumption≤80 W
SupplyAC 220 V ±10%, 50 Hz ±1 Hz
Net Weight35 kg
Dimensions (W×D×H)420 × 600 × 470 mm
Packaged Weight45 kg
Packaged Dimensions470 × 650 × 500 mm
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BrandYuntang
OriginShandong, China
Manufacturer TypeManufacturer
Country of OriginChina
ModelYT-WSYPF
Price RangeUSD 170 – 835
Soil Moisture Range0–100% v/v (±2% @ 0–50%, ±3% @ 50–100%)
Temperature Range−40 to +80 °C (±0.5 °C)
EC Range0–20,000 µS/cm (±3% @ 0–10,000
Salinity Range0–50 g/kg (±5%)
pH Range0–14 (±0.1, 0.01 resolution)
Dimensions204 × 100 × 36 mm
Weight0.3 kg
Data Storage300,000 records
Sampling IntervalUser-configurable
DisplayColor LCD
InterfaceUSB
SoftwareFree PC-based data management suite with Excel export, curve plotting, and threshold-based color-coded alerting
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-610
Magnetization ModesAC Circumferential (0–2000 A, continuously adjustable with phase-controlled power-off)
Longitudinal Magnetization ForceAC 0–24,000 AT, continuously adjustable with phase-controlled power-off
Magnetization ConfigurationsCircumferential, Longitudinal, or Composite
Powder Application MethodDry Powder
Demagnetization Residual Field≤0.2 mT
Inspection Cycle Time6 seconds per component
Continuous Operating Duration>4 hours
Structural DesignHand-Carried Yoke Configuration
Primary Application SectorRail Transportation Infrastructure
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BrandYuntang
OriginShandong, China
Manufacturer TypeOEM/ODM Producer
Country of OriginChina
ModelYT-Z12T
Product CategoryProtein Determinator
Detection PrincipleColorimetric Assay (Biuret/Lowry- or Bradford-type)
Sample MatrixLiquid Milk, Infant Formula, Powdered Dairy Products, and Other Food Matrices
Repeatability< ±1% RSD
Limit of Detection0.1 mg protein per assay
Recovery Rate> 99.5%
Detection Channels≥12 independent optical channels with precision rotating cuvette design
Light SourceImported quad-wavelength cold LED source (410 nm, 520 nm, 590 nm, 630 nm)
64-wavelength capability via patented optical path switching (Patent No.ZL202022821055.2)
Display10.1-inch vertical capacitive touchscreen running Android OS (ARM Cortex-A7, RK3288 quad-core @ 1.88 GHz)
Data Storage≥200,000 test records
ConnectivityDual USB ports, RJ45 Ethernet, Bluetooth 4.2, 4G APN module, Wi-Fi 802.11 b/g/n
Power SupplyAC/DC dual-mode (12 V DC input)
Software ComplianceSupports GLP-compliant data logging
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BrandYuntang
OriginShandong, China
Manufacturer TypeOEM Manufacturer
Country of OriginChina
ModelYT-L01G
Instrument CategoryIntegrated Immunoassay & Colorimetric Rapid Screening Platform
Detection PrincipleCompetitive Inhibition Immunochromatography (for mycotoxins) + Digital Colorimetric Analysis (for heavy metals)
Display10.1" Android-based touchscreen (ARM Cortex-A7, RK3288 quad-core, 1.88 GHz)
Power SupplyAC/DC dual-mode
Dimensions43 × 35 × 20 cm
Net Weight5.1 kg
Data Storage>200,000 records with Excel export, user-access control, audit-trail-capable login system
ConnectivityWi-Fi, RJ45 Ethernet, USB 2.0, optional A4 thermal printer interface
Regulatory AlignmentDesigned to support GLP-compliant workflows
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-LR1 Oxygen Bomb Calorimeter
Price RangeUSD 1,600 – 5,300 (FOB)
Measurement PrincipleIsoperibol Bomb Calorimetry
Thermal Capacity10,500 J/K
Temperature Resolution0.0001 K
Ambient Temp. Range5–35 °C
Ignition Voltage24 V DC
Ignition Duration5 s
Measuring Temp. Range0–40 °C
Relative Humidity Limit≤80% RH
Max. Ambient Temp. Fluctuation±1 K during test
Power SupplyAC 220 V ±10%, 50 Hz ±1 Hz
Power Consumption≤80 W
Net Weight35 kg
Dimensions (W×D×H)420 × 600 × 470 mm
Gross Weight (incl. packaging)45 kg
Package Dimensions470 × 650 × 500 mm
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Product CategoryDomestic
ModelYT-BOD
Instrument TypePortable BOD Analyzer
Measurement PrincipleMercury-Free Pressure Differential Method
Measurement Range0–4000 mg/L
Detection Limit5 mg/L
Accuracy≤5% or ±1 mg/L (at 3.55 hPa)
Single-Sample Measurement Time8 min
Repeatability3%
Resolution0.01 mg/L
Data Logging Interval5 min – 24 h (user-configurable)
Incubation Temperature20 ± 1 °C
Incubation Duration1–30 days (programmable)
Sample Vessel Volume580 mL
Number of Parallel Channels6 independent terminals
Power SupplyAC 220 V ±10%, 50–60 Hz
Dimensions (w×d×h, incl. bottles)324 × 335 × 350 mm
Data Storage Capacity≥10 years of measurement records
ConnectivityBluetooth (terminal-to-host), Wi-Fi (cloud upload), USB export
Built-in Thermal PrinterYes
Operating SystemAndroid-based UI
Display7-inch capacitive touchscreen
Battery Life (per terminal)>2 years
Compliance StandardsHJ 505–2009, JJG 824–1993
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelGC-R1
Product CategoryNatural Gas Analyzer
Dimensions540 × 390 × 360 mm (L×W×H)
Power SupplyAC 220 V
Column Oven Temperature Range5 °C above ambient to 200 °C (±0.1 °C stability)
Carrier GasUltra-High-Purity Hydrogen (≥99.995%)
DetectorThermal Conductivity Detector (TCD), Sensitivity ≥3000 mV·mL/mg (benzene), Noise ≤0.02 mV
Retention Time Precision≤0.02 min
Quantitative RepeatabilityRSD ≤1%
Sample CompatibilityLPG, LNG, CNG, coalbed methane, shale gas, biogas, refinery off-gas, coke oven gas, blast furnace gas, and pipeline natural gas
Output ParametersMethane, Ethane, Propane, n-Butane, i-Butane, Pentanes (n-/i-), C6+, CO₂, N₂, O₂, H₂, CO, DME, methanol, ethylene, propylene, butenes, Wobbe Index, Gross/Net Calorific Value (MJ/m³), Density, Relative Density, Combustion Potential
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginDomestic (China)
ModelYT-610C
Magnetization ModesCircumferential (AC 0–2000 A, phase-controlled cutoff), Longitudinal (AC 0–24,000 AT, phase-controlled cutoff), Composite
Inspection Cycle Time≤6 s per part
Residual Field After Demagnetization≤0.2 mT
Continuous Operating Duration>4 h
Input VoltageAC 220 V ±10%
Output VoltageAC 36 V
Output Current>10 A
Lifting Force≥5 kgf
Duty Cycle50%
SensitivityClear indication of ASTM E1444/E709 A1-30/100 shims
Probe ConfigurationsElectromagnetic Yoke (adjustable pole spacing: 0–250 mm), Horseshoe Probe (0–160 mm), Circular Coil (Φ150 mm, 1800 TA)
Dimensions (L×H×W)230×160×120 mm
Weight5 kg
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-30L
Price RangeUSD 680–740
Measurement Range30 mL/min – 30 L/min
Accuracy±1% or better
Timing Range0.1–1200.0 s
Timing Resolution0.001 s
Power Supply8.4 V / 1200 mAh Rechargeable Li-ion Battery
Charge Cycles>500
Standby Time>300 h
Operating Temperature0–55 °C
Weight~1500 g
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BrandYuntang
OriginShandong, China
Manufacturer TypeOEM Manufacturer
Country of OriginChina
ModelYT-JSD2
Max Load100 kg (also displayable in N and lb)
Resolution0.01 kg
Accuracy±1% FS
Measurement Depth0–450 mm
Power SupplyRechargeable Ni-MH battery pack
Battery Runtime6–8 hours continuous operation
Temperature Drift0.2 µV/°C (0–60 °C)
Zero Drift≤0.1 %FS / 8 h
Calibration RangeFull-scale calibration
Operating Temperature0–60 °C
Operating Humidity≤80 % RH (non-condensing)
Overload Capacity150 % FS
Data Storage447 values
Auto-Power-OffAdjustable from 10 to 90 minutes
Gravity CompensationUser-configurable local g-value
Peak Hold & Auto-Peak ModesYes
USB Data ExportYes
Backlit LCD Display with Invert FunctionYes
Battery Level Indicator3-level icon
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Regional ClassificationDomestic (China)
ModelYT-SJ12
PriceUSD 850 (approx.)
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-QN24
Detection MethodEnzyme Inhibition Colorimetric Method
Measurement Range0–100% inhibition rate
Number of Detection Channels12
Measurement Error±0.1%
Limit of Detection (LOD)0.3 ppm
Display10.1-inch HD capacitive touchscreen (1280 × 800)
ProcessorARM Cortex-A7 RK3288 quad-core
OSAndroid 7.1.1
RAM1 GB
Internal Storage16 GB (supports ≥5 million test records)
Temperature ControlPrecise 37 °C ±0.1 °C thermostatic incubation
Fluid HandlingAutomated reagent dispensing, sample aspiration, tubing rinse-back, and vortex mixing
Connectivity4G (APN), Wi-Fi, Bluetooth, USB 2.0, RJ45 Ethernet
Data Export & IntegrationCloud-sync capable, compatible with national food safety supervision platforms (e.g., China NIFDC, provincial SAMR systems)
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Region of OriginDomestic (China)
ModelYT-NLA3
PriceUSD 6,300 (FOB)
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-S
Soil Volumetric Water Content Range0–100%
Accuracy±2% (0–50%), ±3% (50–100%)
Resolution0.1%
Interchangeability Error<3%
Repeatability Error<1%
Response Time<1 s
Stabilization Time1 s
Sensing VolumeCylinder, Ø10 cm × H10 cm
Dimensions204 × 100 × 36 mm
Weight0.3 kg
Data Storage Capacity300,000 records
DisplayColor LCD
ConnectivityUSB + 4G wireless upload to cloud platform
SoftwareFree PC software with Excel export, curve plotting, and threshold-based color-coded alerting
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-RN
Measurement Range0–250 N (0–25 kgf)
Resolution0.01 N
Accuracy±1% FS
Shear Speed1 mm/s (adjustable: 0–1.3 mm/s)
ProbeStainless Steel Circular Core Sampler (Ø12.7 mm)
Blade Thickness3.0 mm ± 0.2 mm
Blade Edge Included Angle60°
Triangular Notch Height≥35 mm
Anvil Slot Width4.0 mm ± 0.2 mm
Power Supply220 V, 50 Hz
Dimensions40 × 32 × 45 cm
Weight15 kg
DisplayFull-color capacitive touchscreen with real-time force–displacement curve visualization
SoftwareEmbedded tenderness test control software with automated test sequence, endpoint detection, and position recovery
PrinterIntegrated high-speed thermal printer
SafetyElectromagnetic end-limit switch + emergency stop button
Drive SystemPrecision ball screw driven by geared motor via synchronous timing belt
Structural FrameReinforced monolithic workbench and thickened upper crossbeam
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BrandYuntang
OriginShandong, China
ManufacturerYes
Country of OriginChina
ModelYT-WSY
Price RangeUSD 170 – 365
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-GCB12
PriceUSD 38,500 (FOB Qingdao)
Detection PrincipleRod TLC-FID (Thin-Layer Chromatography coupled with Flame Ionization Detection)
Standards ComplianceSY/T 6338–1997, SH/T 0753–2005, SY/T 5119–2016, SN/T 3118–2012, Q/SH3210 0065–2012, NB/SH/T 0509–2010
FID Stability Time<60 s
Detection Limit<1 × 10⁻¹¹ g/s
Linear Dynamic Range10⁷
Linearity±0.1%
Signal Output Range0–1000 mV (4 gain settings: 10⁻⁸ to 10⁻¹¹ V·s)
Scan Speed50–520 mm/min (user-defined)
fixed modes30 s/rod, 40 s/rod
Activation Time Options30 s / 45 s / 60 s
Sample Loading Capacity0.1–40 µg per rod
Rod SpecificationsTwo interchangeable formats — Ø0.9 mm × 153 mm (coating length 130 mm) and Ø1.0 mm × 163 mm (coating length 140 mm)
reusability80–100 cycles
Max. Rod Load1–10 rods per run
Humidity Control30–60% RH (auto-regulated year-round)
Temperature Control (Development Chamber)10–40 °C (active cooling/heating)
Data Acquisition Rate10 / 25 / 50 Hz
I/O InterfaceDedicated robotic arm I/O port for integration into automated lab environments
CommunicationRS-232 & USB
Software FeaturesAutomatic peak recognition (tailing, front/back shoulders, serrated, solvent), baseline tracking, adaptive peak width/slope adjustment, manual integration, post-run reprocessing, multi-method quantitation (area normalization, corrected normalization, internal/external standard, group-based, exponential), Excel/Word report export
AccessoriesIntegrated air generator (0–2 L/min, 0–0.4 MPa), H₂ generator (0–310 mL/min, 0.02–0.4 MPa), motorized development station with UV lamp (365 nm), 8-inch color touchscreen
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BrandYuntang
OriginShandong, China
Manufacturer TypeManufacturer
Country of OriginChina
ModelYT-SF20
Power SupplyAC 220 V / 50 Hz
Sample Capacity per Bag0.1–5.0 g
Batch Processing Capacity1–30 samples
Daily Throughput90–180 samples
Temperature RangeAmbient to 100 °C
Temperature Control Accuracy±0.1 °C
Filter Bag Pore SizeStandard 25 µm (optional 15 µm or 10 µm)
Stirring Speed15 rpm
Stirring CycleIntermittent (1 min on / 1 min off)
Repeatability≤0.5% RSD
Pressure-Sealed Digestion SystemYes
Cooling Water RequiredNo
Laboratory Ventilation RequirementNone (no fume hood needed)
Construction MaterialNon-glass, corrosion-resistant, high-pressure rated vessel assembly
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-600A
Measurement Range2–500 mN/m
Accuracy±0.4 mN/m
Sensitivity0.1 mN/m
Detection MethodDu Noüy Ring Method
Power SupplyAC 220 V ±5%, 50 Hz ±2.5%
Power Consumption50 W
Operating Temperature5–40 °C
Relative Humidity≤85%
Temperature ControlPID Auto-Tuning
Sample Capacity3 positions
DisplayHigh-Resolution Color Touchscreen
Data OutputAuto-printing & Real-time Dynamic Tension Curve Visualization
CalibrationSingle-Point Calibration Protocol
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Country of OriginChina
ModelYT-THm
CO₂ Range0–5000 ppm
CO₂ Resolution0.1 ppm
CO₂ Accuracy±3 ppm
Temperature Range−20 to 80 °C
Temperature Accuracy±0.2 °C
Relative Humidity Range0–85 %RH
RH Accuracy≤±1 %RH
PAR Range0–3000 µmol·m⁻²·s⁻¹
PAR Accuracy<±1 µmol·m⁻²·s⁻¹
Flow Rate (Mechanical)0–1.5 L/min (±1% full scale
Flow Rate (Optional Electronic)0–1 L/min, Resolution: 0.0001 L/min
Chamber DimensionsØ110 mm × 200 mm (customizable)
Operating Environment−20 to 60 °C, 0–85 %RH (non-condensing)
Battery8.4 V DC Li-ion, 10 h continuous operation
Data Storage16 GB internal (expandable to 32 GB)
Display3.5″ TFT color LCD, 800×480 px
InterfaceUSB for direct data export
Weight3.25 kg (main unit)
OptionalSoil moisture & temperature probe
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Regional CategoryDomestic (China)
ModelYT-GZT
Price RangeUSD 350 – 1,250
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BrandYuntang
OriginShandong, China
Manufacturer TypeManufacturer
Country of OriginChina
ModelYT-TP
Detection ParameterTotal Phosphorus
Instrument TypePortable
Measurement PrincipleSpectrophotometry (Ammonium Molybdate Method per GB 11893-89)
Detection Range0–30 mg/L (segmented)
LOD0.02 mg/L
Accuracy±5% FS
Stability<0.5% / 20 min
Repeatability<0.5% RSD
Optical Drift≤0.002 A within 20 min
Light SourceHigh-brightness imported LED with auto-calibration
Display10.1″ color TFT touchscreen
OSAndroid 7.1.1
Data Storage8 million records with time-based indexing
ConnectivityWi-Fi, RJ45, Bluetooth, mobile hotspot, USB 2.0
Power SupplyAC 220 V ±10%, 50 Hz
Dimensions444 × 303 × 173 mm
Weight5.2 kg (net, excluding battery/adapter)
Operating Environment5–40 °C, RH <85% (non-condensing)
PrinterBuilt-in thermal line printer with QR code support
ComplianceGB 11893-89
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BrandYuntang
OriginShandong, China
Manufacturer TypeDirect Manufacturer
Product CategoryDomestic
ModelYT-MP12
Pricing RangeUSD 430–1,050 (FOB)
Instrument TypeProtein Rapid Determinator
Measurement PrincipleColorimetric Bradford/Lowry-Style Assay (Kjeldahl-Validated Correlation)
Sample MatrixLiquid milk, reconstituted milk powder, whey liquid, whey protein concentrate (WPC), whey protein isolate (WPI)
Repeatability< ±1% RSD (n=10, 3.0–4.5% w/v protein)
Limit of Detection0.1 mg protein per assay
Recovery Rate>99.5% (spike recovery in certified reference milk matrices, ISO 8968-1:2014 compliant validation)
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