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Beijing Youlian Optoelectronic Technology Co., Ltd.

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BrandYoulian Optoelectronics
OriginBeijing, China
Manufacturer TypeAuthorized Distributor
Regional ClassificationDomestic (PRC)
ModelUC-3269
PricingAvailable Upon Request
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OriginBeijing, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (PRC)
ModelUC-3230A
Instrument TypeConventional HPLC System
Flow Rate Range0.001–9.999 mL/min
Pump ConfigurationDual-piston series design with electronic pressure pulsation suppression
Flow Accuracy<0.4% RSD at 1 mL/min (deionized water, 25°C)
Flow Precision≤0.1% RSD at 1 mL/min (deionized water, 25°C)
Maximum Pressure40 MPa at 1 mL/min (deionized water, 25°C)
Pressure Pulsation<0.05 MPa peak-to-peak at 1 mL/min (deionized water, 25°C)
AutosamplerXYZ robotic arm configuration (standard)
Sample Capacity120 × 1.8 mL vials
Sample Tray Temperature Control4–40°C (Peltier-cooled, optional)
Injection Repeatability≤0.5% RSD (254 nm, 20 µL naphthalene standard in methanol, 1 mL/min)
UV-Vis Detector Wavelength Range190–740 nm
Light SourceDeuterium lamp
Wavelength Accuracy±1 nm
Spectral Scan ModeStop-flow automated scanning
Baseline Noise≤2 × 10⁻⁵ AU at 254 nm (25°C, 1 s response)
Baseline Drift≤15 × 10⁻⁵ AU/h at 254 nm (25°C, 1 h)
LOD (Naphthalene)5 × 10⁻⁹ g/mL at 254 nm (methanol mobile phase, ambient temperature)
Communication InterfaceRS-232 (full bidirectional instrument control)
Display4.3-inch TFT true-color touchscreen
Power Supply220 V AC, 3 A
Dimensions (W×H×D)390 × 800 × 430 mm
Weight35 kg
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OriginBeijing, China
Manufacturer TypeAuthorized Distributor
Regional OriginDomestic (China)
ModelSF-SMB-5
Price RangeUSD 210,000 – 280,000 (FOB)
Application LevelLaboratory
Instrument TypeHigh-Pressure Preparative Chromatography System
Flow Rate Range10 mL/min (dual independent pumps)
Maximum Operating Pressure20 MPa
Maximum Operating Temperature60 °C
Column Configuration6 × (10 mm ID × 150 mm L) Stainless Steel Columns
CO₂ SupplyIntegrated High-Pressure Supercritical CO₂ Delivery Subsystem with Mass Flow Control
Control InterfacePLC-Based HMI with Industrial Touchscreen
Structural Frame316L Stainless Steel Rigidity-Optimized Platform
ComplianceDesigned for GLP-compliant method development and small-batch GMP-aligned purification workflows
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BrandUltimateChrom
ModelUC-3235
Instrument TypeConventional High-Performance Liquid Chromatograph
Flow Rate Range0.001–9.999 mL/min
Pump ArchitectureDual-plunger serial configuration with electronic pressure pulsation suppression
Flow Accuracy<0.4% RSD at 1 mL/min (deionized water, 25 °C)
Flow Precision0.1% RSD at 1 mL/min (deionized water, 25 °C)
Maximum Pressure40 MPa at 1 mL/min (deionized water, 25 °C)
Pressure Pulsation<0.05 MPa peak-to-peak at 1 mL/min (deionized water, 25 °C)
Gradient Accuracy±1%
Wavelength Range190–740 nm
Light SourceDeuterium lamp
Wavelength Accuracy±1 nm
Spectral Scan ModeStop-flow automatic scan
Baseline Noise2×10⁻⁵ AU at 240 nm (25 °C)
Baseline Drift15×10⁻⁵ AU/h at 240 nm (25 °C)
LOD5×10⁻⁹ g/mL (naphthalene standard, methanol mobile phase, 254 nm, 25 °C)
Communication InterfaceRS-232 for full bidirectional instrument control
Display2×16-character LCD with English interface
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BrandYoulian Optoelectronics
OriginBeijing, China
ModelUC-3232
Instrument TypeConventional HPLC System
Flow Rate Range0.001–9.999 mL/min
Maximum Pressure42 MPa
Wavelength Range190–740 nm
Data Acquisition Frequency10 Hz
Flow Accuracy<0.4% RSD (at 1 mL/min, deionized water, 25°C)
Flow Precision0.1% RSD (at 1 mL/min, deionized water, 25°C)
Pressure Pulsation<0.05 MPa (at 1 mL/min, deionized water, 25°C)
Gradient Accuracy±1%
Wavelength Accuracy±1 nm
Baseline Noise2×10⁻⁵ AU (240 nm, 25°C)
Baseline Drift15×10⁻⁵ AU/h (240 nm, 25°C)
LOD5×10⁻⁹ g/mL (naphthalene, 254 nm, methanol mobile phase, 25°C)
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BrandUltimateChrom
ModelUC-3233
ConfigurationModular Isocratic HPLC System
Pump TypeDual-Piston Series High-Pressure Solvent Delivery
Flow Rate Range0.001–9.999 mL/min
Flow Accuracy<0.4% RSD at 1 mL/min (deionized water, 25 °C)
Flow Precision≤0.1% RSD at 1 mL/min
Maximum Pressure40 MPa
Pressure Pulsation<0.05 MPa
UV-Vis Detector Wavelength Range190–740 nm
Light SourceDeuterium Lamp
Wavelength Accuracy±1 nm
Spectral Scan ModeStop-Flow Auto-Scan
Baseline Noise2×10⁻⁵ AU (240 nm, 25 °C)
Baseline Drift15×10⁻⁵ AU/h (240 nm, 25 °C)
LOD5×10⁻⁹ g/mL (naphthalene, 254 nm, methanol mobile phase)
Control InterfaceRS-232
Display2×16 Character LCD (English)
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BrandUlunion
ModelUC-3281
Pump TypeIsocratic Single-Channel High-Pressure Solvent Delivery Pump
Flow Rate Range0.001–9.999 mL/min (10 mL pump head) / 0.01–49.99 mL/min (50 mL pump head)
Flow Accuracy<0.5%
Flow Precision (RSD)≤0.2%
Pressure Pulsation<0.1 MPa (deionized water, 1 mL/min @ 10 MPa
Maximum Operating Pressure40 MPa (10 mL head) / 25 MPa (50 mL head)
Pump MechanismDual-Piston Serial Reciprocating Pump
Control InterfaceRS-232/RS-485 (PC remote control supported)
Pressure Limit ProtectionUser-configurable upper pressure threshold
Display2×8-character LCD (English only)
Power Supply24 V DC, 3 A
Dimensions (L×H×D)130×210×110 mm
Weight2.8 kg
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BrandUltron
ModelUC-3293
Wavelength Range190–740 nm
Cutoff Filter370 nm
Light SourceDeuterium Lamp (standard), Tungsten-Halogen Lamp (optional)
Spectral Bandwidth8 nm
Wavelength Accuracy±1 nm
Noise2 × 10⁻⁵ AU (at 254 nm, 1 mL/min, methanol)
Drift1.5 × 10⁻⁴ AU/h (at 254 nm, 1 mL/min, methanol)
LOD (Naphthalene)5 × 10⁻⁹ g/mL
Absorbance Range0–2 AU
Display2×16 Character LCD
GLP FeaturesLamp operating time logging, ignition cycle counter
Dimensions (L×H×D)306 × 210 × 420 mm
Weight10 kg
Output InterfaceRS232, Analog Output (0–1 V / 0–5 V / 0–10 V configurable)
Flow Cell DesignZ-shaped, thermostatically controlled
Optical PathDual-beam
Wavelength ScanningStop-flow spectral scan capability
Wavelength ProgrammingUser-defined wavelength sequences
CalibrationAutomatic wavelength calibration at power-on
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BrandUltimateOpto
ModelUC-3210
Instrument TypeConventional High-Performance Liquid Chromatograph
Flow Rate Range0.001–9.999 mL/min
Pump TypeDual-Piston Series Configuration with Electronic Pressure Pulsation Damping
Flow Accuracy<0.4% RSD at 1 mL/min (deionized water, 25 °C)
Flow Precision0.1% RSD at 1 mL/min (deionized water, 25 °C)
Maximum Pressure40 MPa at 1 mL/min (deionized water, 25 °C)
Pressure Pulsation<0.05 MPa at 1 mL/min (deionized water, 25 °C)
Gradient Accuracy≤1%
Wavelength Range190–740 nm
Light SourceDeuterium Lamp
Wavelength Accuracy±1 nm
Spectral ScanningStop-Flow Auto-Scan
Baseline Noise2×10⁻⁵ AU at 240 nm (25 °C)
Baseline Drift15×10⁻⁵ AU/h at 240 nm (25 °C)
LOD5×10⁻⁹ g/mL (naphthalene, 254 nm, methanol mobile phase, 25 °C)
InterfaceRS-232
Display5.6-inch color TFT LCD
Power Supply220 V AC, 180 W
Dimensions (W×H×D)400×480×360 mm
Weight32 kg
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OriginBeijing, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic
ModelHYSMB6-500
Application LevelLaboratory-Scale
Instrument TypeHigh-Pressure Preparative Liquid Chromatograph
Flow Rate Range0.01–49.99 mL/min
Flow Accuracy<0.5%
Flow Precision (RSD)≤0.2%
Maximum Operating Pressure8 MPa
Wavelength Range±1 nm
Wavelength Repeatability0.4 nm
Baseline Noise2×10⁻⁵ AU (254 nm, 1 mL/min, methanol)
Data Acquisition Frequency5 Hz
Column Configuration8-column rotary valve system
Column Volume500 mL per column
Feed Flow Range0.5–10 mL/min
Eluent Flow Range0.5–15 mL/min
Product Flow Range0.1–30 mL/min
System Voltage220 V ±10%, 50 Hz
Total Power Consumption2 kW
Dimensions (W×D×H)450 × 450 × 800 mm
Weight3.0 kg
Communication InterfaceRS-485 for external control and SCADA integration (e.g., KingView)
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BrandUlunion
ModelUC-3283
OriginBeijing, China
Pump TypeDual-Piston Serial Reciprocating Pump
Flow Rate Range0.001–9.999 mL/min (10 mL pump head) / 0.01–49.99 mL/min (50 mL pump head)
Flow Accuracy<0.5% RSD
Flow Precision≤0.1% RSD
Pressure Pulsation<0.1 MPa (deionized water, 1 mL/min @ 10 MPa
Maximum Pressure0–40 MPa (standard), 0–25 MPa (low-pressure configuration)
Control InterfaceRS-232 for PC-based remote control and bidirectional communication
System ProtectionUser-configurable pressure limit cutoff
Display2×16-character LCD with English interface
GLP FunctionalityCumulative solvent consumption logging
Dimensions (L×H×D)306 × 210 × 420 mm
Weight10 kg
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OriginBeijing, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (PRC)
ModelUC-3220A
Instrument TypeConventional HPLC System
Flow Rate Range0.001–9.999 mL/min
Pump ConfigurationDual-piston serial design with electronic pressure pulsation suppression
Flow Accuracy<0.4% RSD (1 mL/min, deionized water, 25 °C)
Flow Precision0.1% RSD (1 mL/min, deionized water, 25 °C)
Maximum Pressure40 MPa (1 mL/min, deionized water, 25 °C)
Pressure Pulsation<0.05 MPa (1 mL/min, deionized water, 25 °C)
Gradient Accuracy±1%
AutosamplerXYZ robotic arm configuration (standard)
Sample Capacity120 × 1.8 mL vials
Sample Tray Temperature Control4–40 °C
Injection Precision0.5% RSD (254 nm, 20 µL naphthalene standard in methanol, 1 mL/min)
UV-Vis Wavelength Range190–740 nm
Light SourceDeuterium lamp
Wavelength Accuracy±1 nm
Spectral Scanning ModeStop-flow automatic scan
Baseline Noise2 × 10⁻⁵ AU (254 nm, 25 °C)
Baseline Drift15 × 10⁻⁵ AU/h (254 nm, 25 °C)
LOD5 × 10⁻⁹ g/mL (254 nm, naphthalene standard in methanol, 25 °C)
Communication InterfaceRS-232 for full bidirectional instrument control
Display4.3-inch TFT color touchscreen
Power Supply220 V AC, 3 A
Dimensions (W × H × D)320 × 430 × 430 mm
Weight25 kg
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BrandUltron
OriginBeijing, China
ModelUC-3282
Flow Rate Range0.001–9.999 mL/min (10 mL pump head)
Pump TypeDual-piston serial reciprocating pump
Flow Accuracy<0.5%
Flow Precision (RSD)≤0.1%
Pressure Pulsation<0.1 MPa (deionized water, 1 mL/min at 10 MPa
Maximum Operating Pressure0–40 MPa (standard), 0–25 MPa (low-pressure configuration)
Remote Control InterfaceRS-232
Pressure Limit ProtectionUser-definable upper threshold
Display2×16-character LCD (English)
GLP FunctionalitySolvent consumption logging
Dimensions (L×H×D)200×210×420 mm
Weight7.5 kg
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BrandUltimateOpto
ModelUC-3218
Instrument TypeConventional High-Performance Liquid Chromatograph
Flow Rate Range0.001–9.999 mL/min
Pump TypeDual-Piston Series Configuration with Electronic Pressure Pulsation Damping
Flow Accuracy<0.4% RSD (at 1 mL/min, deionized water, 25 °C)
Flow Precision0.1% RSD (at 1 mL/min, deionized water, 25 °C)
Maximum Pressure40 MPa (at 1 mL/min, deionized water, 25 °C)
Pressure Pulsation<0.05 MPa (at 1 mL/min, deionized water, 25 °C)
Gradient Accuracy±1%
AutosamplerXYZ-Driven Robotic Sampler (120 positions for 1.8 mL vials)
Sample Tray Temperature Control4–40 °C
Injection Reproducibility0.5% RSD (20 µL naphthalene standard at 254 nm, methanol mobile phase, 1 mL/min)
UV-Vis Detector Wavelength Range190–740 nm
Light SourceDeuterium Lamp
Wavelength Accuracy±1 nm
Spectral Scanning ModeStop-Flow Auto-Scan
Baseline Noise2 × 10⁻⁵ AU (240 nm, 25 °C)
Baseline Drift15 × 10⁻⁵ AU/h (240 nm, 25 °C)
LOD5 × 10⁻⁹ g/mL (naphthalene, 254 nm, methanol, 25 °C)
Communication InterfaceRS-232
Display5.6-inch True-Color TFT LCD
Power Supply220 V AC, 3 A
Dimensions (W×H×D)650 × 410 × 465 mm
Weight35 kg
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BrandUltron
ModelUC-3292
Detector TypeUltraviolet-Visible Absorbance Detector (UVD)
Wavelength Range190–740 nm
Cutoff Filter370 nm
Light SourcesDeuterium Lamp (standard), Tungsten-Halogen Lamp (optional)
Spectral Bandwidth8 nm
Wavelength Accuracy±1 nm
Noise≤2 × 10⁻⁵ AU (at 254 nm, 1 mL/min, methanol)
Drift≤15 × 10⁻⁵ AU/h (at 254 nm, 1 mL/min, methanol)
Minimum Detectable Concentration5 × 10⁻⁹ g/mL (naphthalene standard, 254 nm, 1 mL/min, methanol)
Absorbance Range0–2 AU
Display2×16-character LCD (English)
GLP FunctionsLamp operating time logging, ignition cycle counter
Flow Cell DesignZ-shaped thermostatted flow cell
Optical DesignDual-beam compensation
Data Output24-bit A/D conversion, RS232 interface, analog output (0–1 V or 0–5 V)
Dimensions (L×H×D)200 × 210 × 420 mm
Weight7.1 kg
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BrandUlink Optoelectronics
OriginBeijing, China
ModelUC-3220
Instrument TypeConventional High-Performance Liquid Chromatograph
Flow Rate Range0.001–9.999 mL/min
Pump ConfigurationDual-piston serial design with electronic pressure pulsation suppression
Flow Accuracy<0.4% RSD at 1 mL/min (deionized water, 25°C)
Flow Precision0.1% RSD at 1 mL/min (deionized water, 25°C)
Maximum Pressure40 MPa at 1 mL/min (deionized water, 25°C)
Pressure Pulsation<0.05 MPa at 1 mL/min (deionized water, 25°C)
Gradient Accuracy±1% (optional binary low-pressure gradient module)
Wavelength Range190–740 nm
Light SourceDeuterium lamp
Wavelength Accuracy±1 nm
Spectral Scanning ModeStop-flow automatic scan
Baseline Noise2×10⁻⁵ AU at 240 nm (25°C)
Baseline Drift15×10⁻⁵ AU/h at 240 nm (25°C)
LOD5×10⁻⁹ g/mL (naphthalene standard, methanol mobile phase, 254 nm, 25°C)
Control InterfaceRS-232 for full bidirectional computer control
Display2×16-character LCD (English)
Power Supply220 V AC, 3 A, 200 W
Dimensions (L×H×D)306×210×420 mm
Weight12 kg
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BrandUlion
ModelUC-3283d
OriginBeijing, China
Pump TypeDual-piston serial reciprocating pump
Flow Rate Range0.001–9.999 mL/min (with 10 mL pump head)
Flow Accuracy<0.4% RSD
Flow Precision±0.1% RSD
Pressure Range0–40 MPa
Pressure Pulsation<0.05 MPa (deionized water, 1 mL/min at 10 MPa)
Control InterfaceRS-232
Display2×16-character LCD
Dimensions (L×H×D)306×210×420 mm
Weight3.8 kg
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BrandUltron
OriginBeijing, China
ModelUC-3231
Instrument TypeConventional HPLC System
Flow Rate Range0.001–9.999 mL/min
Max Operating Pressure40 MPa
Wavelength Range190–740 nm
Spectral Bandwidth20 nm
Baseline Noise4×10⁻⁵ AU (MeOH, 1 mL/min)
Baseline Drift3×10⁻⁴ AU (MeOH, 1 mL/min)
LOD2×10⁻⁸ g/mL (naphthalene in MeOH, 1 mL/min)
Data Acquisition Rate10 Hz
Pump TypeDual-piston serial configuration with electronic pressure pulsation suppression
Detector Light SourceLow-pressure mercury lamp (5,000 h lifetime)
Control InterfaceRS-232
Display2×8-character LCD
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BrandUltimateChrom
ModelUC-3234
Instrument TypeConventional High-Performance Liquid Chromatograph
Flow Rate Range0.001–9.999 mL/min
Pump ArchitectureDual-plunger serial configuration with electronic pressure pulsation suppression
Flow Accuracy<0.4% RSD at 1 mL/min (deionized water, 25 °C)
Flow Precision0.1% RSD at 1 mL/min (deionized water, 25 °C)
Maximum Operating Pressure40 MPa at 1 mL/min (deionized water, 25 °C)
Pressure Pulsation<0.05 MPa peak-to-peak at 1 mL/min (deionized water, 25 °C)
Gradient Accuracy±1%
Wavelength Range190–740 nm
Light SourceDeuterium lamp
Wavelength Accuracy±1 nm
Spectral Scanning ModeStop-flow automated scan
Baseline Noise2×10⁻⁵ AU at 240 nm (25 °C, 1 s time constant)
Baseline Drift15×10⁻⁵ AU/h at 240 nm (25 °C)
LOD (Naphthalene)5×10⁻⁹ g/mL at 254 nm (methanol mobile phase, ambient temperature)
Control InterfaceRS-232 for full bidirectional instrument control
Display2×16-character LCD with English interface
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BrandYoulian Optoelectronics
OriginBeijing, China
ModelUC-3268
Manufacturer TypeAuthorized Distributor
Regional ClassificationDomestic (PRC)
PricingAvailable Upon Request
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BrandUlink Optoelectronics
OriginBeijing, China
ModelUC-3291
Detector TypeUltraviolet Absorbance Detector (UVD)
Wavelength Options254 nm, 280 nm, 365 nm, 415 nm
Light SourceLow-Pressure Mercury Lamp / LED Hybrid
Lamp Lifetime5,000 h
Noise4 × 10⁻⁵ AU (at 1 mL/min in methanol)
Drift3 × 10⁻⁴ AU/h (at 1 mL/min in methanol)
Minimum Detectable Concentration2 × 10⁻⁸ g/mL (naphthalene standard, 1 mL/min in methanol)
Auto-Zero FunctionLocal panel or remote via RS-232/RS-485
Linear Range0–2.5 AU
Display2-line × 8-character LCD
Dimensions (L×H×D)130 × 210 × 110 mm
Weight1.7 kg
Flow Cell OptionsAnalytical and Semi-Preparative Configurations
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BrandYoulian Optoelectronics
OriginBeijing, China
ModelUC-3265
Instrument TypeHPLC Autosampler
Sample CapacityUp to 120 vials (configurable trays)
Injection Volume Range3–250 µL
PrecisionRSD < 0.5% (peak area, typical)
Carryover< 0.02%
Wash Volume0–250 µL (adjustable)
Wash Cycles1–9 (user-selectable)
Syringe Capacity250 µL
Gradient Accuracy±1%
Operating Temperature10–30 °C
Sample Cooling Range4–40 °C (±2 °C stability)
Display4.3-inch TFT LCD touchscreen
Controller32-bit ARM7 embedded microprocessor
CommunicationRS-232 / RS-485
Injection ModeX-Y-Z robotic motion with repeat-injection capability (1–99× per vial)
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