Empowering Scientific Discovery

Tianjin Chenhang Keyuan Technology Development Co., Ltd.

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BrandSofTA
OriginImported
Manufacturer TypeAuthorized Distributor
ModelModel 300S
Detection PrincipleEvaporative Light Scattering
Compatible SystemsHPLC (Analytical & Preparative)
Wavelength Range195–600 nm
Optical ConfigurationDual-Beam
Light SourceDeuterium Lamp
Nebulizer MaterialPTFE (Teflon®)
Drift Tube Temperature RangeAmbient to 120 °C
Nebulization Zone Temperature Range10–70 °C
Light Source for Detection650 nm Near-Infrared Laser (<5 mW, FCC Class I Eye-Safe)
Detector ElementSealed, Large-Area Silicon Photodiode with Integrated High-Gain Amplifier
Minimum Detectable Mass100 pg Glucopyranoside (Micro-HPLC, 2 µL direct injection, peak width at 10% height: 3 s)
Dynamic Range (Normal Gain)3 decades
Dynamic Range (Extended Mode)4–4.5 decades
Mobile Phase Flow Rate CompatibilityUp to 5 mL/min
Carrier GasNitrogen or other inert gas
Gas Pressure Requirement50 psi
Gas Consumption≤2.5 L/min
Integrated Gas Pressure RegulationYes (Built-in Regulator & Overpressure Protection)
Auto Shut-off ValveYes (Timed Delay Cutoff)
Fluidic Path MaterialsPTFE, Stainless Steel, Alumina, Borosilicate Glass (Optical Lens)
User InterfaceVacuum Fluorescent Display (VFD) + 4 Multifunction Keys
Onboard Method Storage10 Methods
Signal Output OptionsFixed 10 mV / 5 V
Communication InterfaceRS-232 (Rear Panel)
Power Supply120/240 V AC, 50/60 Hz, 600 W
Dimensions (W×D×H)25 × 45 × 29 cm
Weight15 kg
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BrandVICI
ModelPS-050025
Volume100 µL
NeedleRN (Removable Needle), Bevel Tip, 0.029" OD × 0.005" ID × 2" L
Maximum Pressure Rating250 psi
Seal MaterialPTFE Plunger Tip & Needle Seal
Barrel MaterialGlass
Valve TypeIntegrated Push-Button Actuated On/Off Valve
ComplianceDesigned for GLP/GMP-compliant chromatographic workflows requiring trace-level sample integrity
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BrandCoMetro
Model6000LDS
Flow Rate0.001–80 mL/min (selectable ranges)
Maximum Pressure6000 psi (stainless steel pump head), 5000 psi (PEEK pump head)
Pressure Accuracy±1%
Flow Precision≤0.2% RSD
DisplayReal-time flow rate, system pressure, upper/lower pressure limits
Control InterfaceFront-panel keypad + RS232 digital communication
Power Supply115/230 V, 50/60 Hz
Fluid Path MaterialsOptional PEEK or 316 stainless steel
Integrated FeaturesLow-dead-volume pulsation dampener, fast-fill priming mechanism, passive check valves, built-in bypass valve, self-cleaning module
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BrandCoMetro
ModelCPT
Pump TypeBinary HPLC Pump
Max Pressure6000 psi (42 MPa)
Flow Rate Range0.001–5 mL/min
Temperature Control Range+10°C to 120°C above ambient
Temperature Accuracy±0.5°C
Flow Accuracy±2%
Flow Precision≤0.2% RSD
Wetted Materials316L Stainless Steel
InterfaceRS232, Analog Voltage/Frequency Input
Power Supply220 V, 50 Hz
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BrandCoMetro
OriginImported
Manufacturer TypeAuthorized Distributor
Model6000 PCR
Temperature RangeAmbient +10 °C to 150 °C
Derivatization Reagent Flow Rate0.001–10 mL/min
Reaction Coil MaterialPEEK
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BrandSSI
Flow Rate0.001–5 mL/min / 0.01–10 mL/min / 0.1–40 mL/min
Maximum Pressure6000 psi (316 SS) / 5000 psi (PEEK)
Accuracy±2%
Flow Precision≤0.2% RSD
Pulse DampingIntegrated low-dead-volume pulsation damper
Auto-CleaningOn-column seal rinse with programmable solvent flush
Materials316 stainless steel or PEEK (biocompatible)
CommunicationRS232 digital interface
Power115/230 V, 50/60 Hz
Dimensions140 H × 254 W × 432 D mm
Weight11 kg
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BrandCoMetro
OriginImported
Manufacturer TypeAuthorized Distributor
ModelCP-LDI
Flow Rate Options0.001–12 mL/min, 0.01–24 mL/min, 0.1–100 mL/min, 0.1–200 mL/min
Max PressureUp to 6000 psi (414 bar) — model-dependent
Flow Accuracy±2%
Flow Precision≤0.2% RSD
Pump Head ConfigurationParallel dual-piston
ComplianceDesigned for GLP/GMP-aligned lab environments
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BrandShodex
OriginImported
Manufacturer TypeAuthorized Distributor
ModelRI-201H
Instrument TypeRefractive Index Detector (RID)
Compatible SystemHigh-Performance Liquid Chromatography (HPLC)
Refractive Index Range1.00–1.75
Detection Range0.25–512 μRIU
Drift≤0.2 μRIU/h (deionized water, 1 mL/min, purge off)
Linearity≥600 μRIU
Noise≤2.5 nRIU (deionized water, 1.5 s response)
Response Time Settings0.1, 0.25, 0.5, 1, 1.5, 2, 3, 6 s
Auto-ZeroFull-range automatic zeroing
Offset Adjustment Range±10 μRIU
Offset Resolution50 nRIU
Cell Volume8 µL
Flow Rate Range0.2–3.0 mL/min (typical), up to 10 mL/min (water)
Max Backpressure50 kPa
Internal Dead VolumeIN→Cell ≈60 µL
Temperature ControlOFF, 30–55 °C (1 °C increments), 77 °C thermal cutoff
InterfaceUSB
Wetted MaterialsSS316, PTFE, fused silica
PowerAC 100–240 V ±10%, 50/60 Hz, 150 VA
Dimensions & Weight260 × 400 × 150 mm (W×D×H), ~12 kg
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BrandCoMetro
OriginImported
Manufacturer TypeAuthorized Distributor
Instrument TypeIsocratic (Single-Solvent) High-Pressure Liquid Chromatography Pump
Maximum Pressure6000 psi (standard), up to 10,000 psi (customizable)
Flow Rate Range0.1–100 mL/min
Flow Accuracy±1%
Flow Precision≤0.1% RSD
Pump Head ConfigurationDual parallel piston heads
Wetted MaterialsSS316L and PEEK options available
ComplianceDesigned for GLP/GMP-aligned workflows and compatible with USP <1058> analytical instrument qualification practices
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BrandScienhome
OriginTianjin, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelWSE
Automation LevelSemi-Automatic
Number of ChannelsMulti-Channel (4 Parallel Sample Positions)
Extraction ModeDispersive SPE (dSPE)
Flow Rate ControlUp to 30 mL/min
Solvent Selection Ports5 Independent Solvent Lines
Maximum Sample Volume per Channel30 mL
Wetted MaterialsChemically Resistant PTFE, Borosilicate Glass, and SPE-Compatible Polymers
ComplianceDesigned for GLP-compliant workflows in regulated laboratories
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BrandCoMetro
ModelR1 / R2
TypeProgrammable Volume-Based Fraction Collector
Collection ModesTime-, Drop-, Volume-, and Peak-Triggered
Max Flow Rate100 mL/min
Dimensions (R1)31 × 33 × 35.5 cm
Dimensions (R2)31 × 53 × 38 cm
Weight (R1, excl. rack)7.7 kg
Weight (R2, excl. rack)10.6 kg
Power Supply115 VAC or 230 VAC, 50/60 Hz
Tube Capacity Options36–144 positions (1.5 mL to 50 mL tubes, vials, or custom vessels)
ComplianceCE-marked, designed for GLP-compliant laboratory environments
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BrandSSI
OriginImported
ModelSFC-24
Max Flow Rate24 mL/min
Max Pressure10,000 psi
Pressure Accuracy±2% of full scale
Flow Accuracy±5% (gas-volume-based liquid flow calculation)
CoolingIntegrated Peltier thermoelectric module
ConstructionAluminum pump head, stainless steel fluid path
Control InterfaceFront-panel keypad with LED display, RS-232 remote control
Dimensions146 H × 283 W × 537 D mm
Weight16 kg
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BrandSSI
ModelSeries III
Flow Rate0.1–40 mL/min
Maximum Pressure1500 psi
Accuracy±2%
Flow Precision0.2% RSD
Pressure MonitoringIntegrated Sensor with LED Display
Pulse DampingMiniature Diaphragm-Type
Self-Cleaning Pump HeadOnboard Actuation
Control InterfaceDigital Logic Circuit + Stepper Motor
Remote InputsFrequency & Voltage Analog, RS232 Serial
Wetted MaterialsPEEK or 316L Stainless Steel
Dimensions140 H × 254 W × 432 D mm
Weight11 kg
Power115/230 V, 50/60 Hz
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BrandScienhome
OriginTianjin, China
ModelAP-01P
Filter Capacity300 mL (funnel), 1 L / 2 L (receiving flask)
ConstructionBorosilicate glass (up to 270 °C thermal shock resistance)
Vacuum SourceOil-free diaphragm pump
ComplianceDesigned for ISO/IEC 17025-compliant labs, compatible with USP <788> particulate matter testing and ASTM E2904-21 for solvent clarity validation
AccessoriesSintered glass frit (porosity: G3/G4), sealing O-rings, clamp assembly, vacuum tubing kit
Operating Pressure Range0.05–0.08 MPa (absolute), typical working vacuum: −85 to −95 kPa
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BrandSSI
ModelSeries II
Flow Range0.001–5 mL/min, 0.01–10 mL/min, or 0.1–40 mL/min
Maximum Pressure6000 psi (316 stainless steel), 5000 psi (PEEK), 1500 psi (low-pressure configuration)
Accuracy±2%
Flow Precision≤0.2% RSD
Pulse DampingIntegrated low-dead-volume pulsation damper
Auto-Cleaning SystemOn-column solvent-driven self-cleaning module with weekly aqueous solution refresh
Seal ReplacementTool-free, <5-minute procedure
Flow Path MaterialsSelectable 316 stainless steel or PEEK (biocompatible)
Remote Control InterfaceAnalog voltage input, frequency input, RS232 serial communication
Dimensions140 H × 254 W × 432 D mm
Weight11 kg
Power Supply115 V / 230 V, 50 / 60 Hz
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BrandCoMetro
ModelCF-2
TypeMixed-Mode Fraction Collector
Collection ModesTime-based, Drop-count-based, Volume-derived (via drop calibration)
Max Capacity174 tubes (12/13 mm diameter)
Tube Switching Time0.35 s (for 12/13 mm tubes)
Operating Temperature0–40 °C
Power Input115 VAC or 230 VAC, 50/60 Hz
Dimensions28 × 12 × 38 cm
Weight5 kg
ConstructionAnodized aluminum frame and stainless steel components
ComplianceDesigned for GLP-compliant chromatographic workflows
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BrandSSI
OriginImported
ModelBLS CLASS
Flow Rate0.000–10.00 mL/min (up to 6,000 psi)
Pressure Rating6,000 psi (stainless steel/PEEK fluid path), 5,000 psi (PEEK-only configuration)
Pulsation≤2% at 1 mL/min and 1,000 psi (with pulse dampener)
Flow Accuracy<±2% of full scale (≥0.20 mL/min, 20% IPA/water, 1,000 psi)
Flow Precision≤0.2% RSD
Fluid Path MaterialsStainless steel, PEEK, optional titanium
Dimensions22.9 cm H × 25.4 cm W × 43.2 cm D
Weight13.6 kg
Power Input100–240 VAC ±10%, 50–60 Hz
Control InterfacesRS-232, Micro-USB, analog (0–10 V / 4–20 mA), discrete Run/Stop
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BrandCoMetro
OriginImported
Model6000PER Photochemical Derivatization Unit
Light SourceCold UV LED
Output Power8 mW
Wavelength254 nm
Maximum Flow Rate3 mL/min
Reaction ChamberKöhler Illumination Design
Temperature ControlForced-Air Cooling
Operating Temperature RangeUp to 100 °C
Derivatization TypePost-Column, Reagent-Free Photochemical Activation
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BrandCoMetro
ModelCP-M
Flow Rate10 mL/min
Maximum Pressure6000 psi
Accuracy±2%
Precision (RSD)0.2%
Dimensions175(H) × 225(W) × 305(D) mm
Weight11 kg
Power Supply230 V / 115 V, 50 / 60 Hz
Fluid Path MaterialsPEEK or 316 Stainless Steel
Control InterfaceKeypad and RS232 digital communication
Pressure SensingNon-contact electronic transducer
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BrandSSI
ModelSeries II
TypeSingle-Piston High-Performance Solvent Delivery Pump
Flow Range0.001–5 mL/min, 0.01–10 mL/min, or 0.1–40 mL/min
Maximum Pressure6000 psi (316 SS), 5000 psi (PEEK), 1500 psi (low-pressure configuration)
Flow Accuracy±2%
Flow Precision≤0.2% RSD
Pulsation DampingIntegrated low-dead-volume pulsation damper
Auto-Cleaning SystemOn-column solvent-driven self-cleaning mechanism with weekly aqueous solution refresh
Seal ReplacementTool-free, <5-minute procedure
Prime/Flush FunctionOne-touch automated priming, flushing, and degassing
Fluidic Path MaterialsSelectable 316 stainless steel or biocompatible PEEK
Communication InterfaceRS232 digital output, analog voltage/frequency input
Power Supply115 V / 230 V, 50 / 60 Hz
Dimensions (H×W×D)140 × 254 × 432 mm
Weight11 kg
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BrandCoMetro
OriginImported
Manufacturer TypeAuthorized Distributor
Instrument TypeIsocratic Pump
Max Pressure6000 psi
Flow Rate Range0.001–12 mL/min
Pump Head ConfigurationParallel Dual-Head
Flow Accuracy±1%
Flow Precision≤0.1% RSD
Pressure Unitspsi, MPa, bar
Control ModesFront-panel keypad, RS-232/USB PC interface, analog input (0–5 V / 4–20 mA)
Compressibility CompensationAdjustable
Auto-Purge & Solvent FlushSupported
Optional Multi-Pump Gradient ExpansionUp to 4 units
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BrandEldex
Model1LM
Flow Rate0.002–2.5 mL/min (1LM), 0.02–40 mL/min (2HM)
Maximum Pressure414 bar (1LM), 103 bar (2HM)
Viscosity RangeUp to 500 cP
Temperature RangeUp to 120 °C
Repeatability±0.3%
Inlet/Outlet1/8" Swagelok (1HM, 2HM, 3HM)
Power Supply100–230 VAC, 50/60 Hz, 80 W
Dimensions (W×H×D)10 × 23 × 24 cm
Weight5.3 kg (standard), 6.4 kg (pulse-damped version)
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BrandShodex
OriginImported
Manufacturer TypeAuthorized Distributor
ModelRI-201
Instrument TypeRefractive Index Detector (RID)
Compatible SystemHPLC
Refractive Index Range1.00–1.75
Detection Range0.125–256 µRIU
Drift≤0.1 µRIU/h
Noise≤1 nRIU
Linear Range≥300 µRIU
Flow Rate (Typical)0.2–3.0 mL/min
Max Flow Rate (Water)10 mL/min
Cell Volume8 µL
Dead Volume (IN→Cell)~80 µL
Dead Volume (Cell→OUT)~600 µL
Total Dead Volume~690 µL
Temperature Control Range30–55 °C (1 °C increments), with dual-stage thermal regulation
Response Time Settings0.1, 0.25, 0.5, 1, 1.5, 2, 3, 6 s
Auto-Zero FunctionFull-range, fully automatic
Offset Adjustment Range±5 µRIU
Offset Resolution25 nRIU
Analog OutputDC 0–1 V (4 mV/µRIU or 16 mV/µRIU selectable)
Recorder Output0–10 mV/FS
Communication InterfaceUSB
Wetted MaterialsSUS316 Stainless Steel, PTFE, Quartz Glass
Power SupplyAC 100–240 V ±10%, 50/60 Hz, 150 VA
Dimensions & Weight260 × 400 × 150 mm (W×D×H), ~12 kg
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BrandCoMetro
OriginImported
Manufacturer TypeAuthorized Distributor
Model6000 Series
Temperature RangeAmbient +10 °C to 150 °C
Derivatization Reagent Flow Rate0.001–10 mL/min
Reaction Coil MaterialFull PEEK
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