Chemical Analysis Instruments
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| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | GaP Single-Crystal Substrate |
| Pricing | Available Upon Request |
| Crystal Orientation | <100> (standard) |
| Dimensions | 10 × 10 × 0.5 mm or Ø2" × 0.5 mm |
| Surface Finish | Single- or Double-Sided Polished |
| Surface Roughness (Ra) | <0.15 nm |
| Hardness (Mohs) | 3.0 |
| Density | 4.78 g/cm³ |
| Refractive Index | 3.45 |
| Elastic Modulus | 71 GPa |
| Growth Method | Liquid Encapsulated Czochralski (LEC) |
| Melting Point | 1072 °C |
| Carrier Concentration Range | 1×10¹⁶ – 6×10¹⁸ cm⁻³ |
| Dislocation Density | <5×10⁴ cm⁻² |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Metal Foil Sheets (Element-Specific) |
| Thickness | 0.1 mm (standard) |
| Purity | >99.9% (3N) |
| Available Elements | Ag, Al, Au, Cu, Co, Cr, Li, In, Ni, Mo, Pb, Ti, Ta, V, W, Zr, Stainless Steel |
| Price Range | USD 0.50 – 5,800.00 (per piece or custom roll, depending on element, size, and quantity) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Model | MSK-110 |
| Crimping Force Range | 50–200 kg/cm² (≈1.8–7.2 kN) |
| Standard Cell Compatibility | CR2016, CR2032 |
| Optional Cell Compatibility | CR2450, CR2012 (with accessory die sets) |
| Handwheel Operating Force | <6 kg |
| Die Material | Imported Japanese stainless steel & specialty tool steel |
| Frame Material | Alloy aluminum & high-strength chrome steel with eco-friendly electroplating and powder coating |
| Dimensions (L×W×H) | 228 × 176 × 310 mm |
| Net Weight | 24.8 kg |
| Factory-Preset Crimping Pressure | ~100 kg/cm² |
| Built-in Pressure Gauge | Analog, calibrated for real-time monitoring |
| Safety Features | Integrated pressure relief valve, adjustable upper pressure limit |
| Warranty | 12 months standard, lifetime technical support |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Vacuum Storage Chamber |
| Voltage | 6 V DC |
| Current Draw | ≤250 mA |
| Power Consumption | ≤6 W |
| Ultimate Vacuum Pressure | ≤10,000 Pa |
| Chamber Volume | >4.5 L |
| Dimensions (L×W×H) | 42.3 × 3.7 × 29.3 cm |
| Net Weight | 1.7 kg |
| Color | White |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | SrTiO3 |
| Crystal Structure | Cubic |
| Lattice Constant | a = 3.905 Å |
| Growth Method | Flame Fusion (Verneuil) |
| Melting Point | 2080 °C |
| Density | 5.175 g/cm³ |
| Mohs Hardness | 6 |
| Thermal Expansion Coefficient | 9.4 × 10⁻⁶ /°C |
| Dielectric Constant | ~300 |
| Loss Tangent | ~5 × 10⁻⁴ @ 300 K, ~3 × 10⁻⁴ @ 77 K |
| Surface Finish | Single- or Double-Polished |
| Surface Roughness (Ra) | < 0.5 nm |
| Orientation Tolerance | ±0.5° |
| Standard Dimensions | Ø30 × 0.5 mm, 10 × 10 × 0.5 mm, 10 × 5 × 0.5 mm, 5 × 5 × 0.5 mm |
| Available Orientations | <100>, <110>, <111> |
| Chemical Stability | Insoluble in water |
| Packaging | Plasma-cleaned in ISO Class 6 (1000-grade) cleanroom, sealed in ISO Class 5 (100-grade) laminar flow bags |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Ultra-Low Particulate Wipe |
| Dimensions | 50 cm × 23 cm |
| Material | Premium-Grade Split Polyamide/Polyester Microfiber |
| Edge Treatment | Laser-Sealed Perimeter |
| Water Absorption Capacity | High (≥4× own weight) |
| Ionic Leachables | <1.0 µg/cm² (Na⁺, K⁺, Cl⁻, SO₄²⁻ per ASTM F3337) |
| Particle Shedding | ≤5 particles ≥0.5 µm per cm² (per ISO 14644-1 Class 5 cleanroom testing protocol) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Ultra-Thin Si Wafers |
| Pricing | Available Upon Request |
| Doping Type | Boron (p-type) or Phosphorus (n-type) |
| Resistivity | 10⁻³–40 Ω·cm |
| EPD | ≤100 cm⁻² |
| Oxygen Content | ≤1.8×10¹⁸ cm⁻³ |
| Carbon Content | ≤5×10¹⁶ cm⁻³ |
| Orientation | <100>, <111>, or <110> ±0.5° |
| Diameter | 2 inch (50.8 mm) |
| Thickness | 0.1 mm or 0.2 mm |
| Diameter Tolerance | ±0.4 mm |
| Thickness Tolerance | ±25 µm |
| Surface Roughness (Ra) | <10 Å |
| Optional Surface Modification | Thermal SiO₂ layer (~10–500 nm), or pre-patterned Ti/Pt metallization (Si/SiO₂/Ti/Pt stack) |
| Packaging | Individual 100-class cleanroom bags in 1000-class cleanroom environment |
| Brand | Hefei Kejing |
|---|---|
| Model | X-3 / X-4 / X-4A |
| Type | Double-Crystal Diffractometer-Based Orienting System |
| Angular Accuracy | ±15 arcseconds |
| Minimum Readout Resolution | 15″ (X-3), 10″ (X-4), 1″ (X-4A) |
| Angular Range | 2θ = 10°–120°, θ = −10°–60° |
| X-ray Source | Cu-target, air-cooled tube |
| Max. Operating Voltage/Current | 30 kV / 1 mA |
| Time Constants | 0.4 s / 0.8 s |
| Power Supply | AC 220 V, 50 Hz, 0.5 kW |
| Monochromator | Built-in graphite monochromator |
| Compliance | JB/T 5482–2004 |
| Dimensions (L×W×H) | 1140 × 650 × 1100 mm |
| Weight | 300 kg |
| Brand | HEKA |
|---|---|
| Origin | Germany |
| Model | ElProScan |
| Type | Integrated Scanning Electrochemical Microscope (SECM) with Dual Potentiostat, Piezoelectric Positioning, and pA–2 A Current Range |
| Current Measurement Range | 1 pA to 2 A |
| Noise Floor | < 1 pA (RMS) |
| Positioning Control | Closed-loop piezoelectric XYZ stage |
| Scan Modes | Constant-height, constant-current, shear-force feedback, template-based 3D array scanning |
| Pulse Protocol | Programmable multi-step electrochemical pulse sequences applied independently at tip and substrate |
| Software Architecture | Real-time deterministic control OS with integrated electrochemical experiment sequencing, data acquisition, and 3D visualization |
| Compliance | Designed for GLP/GMP-adjacent research environments |
| Brand | HEL (UK) |
|---|---|
| Origin | United Kingdom |
| Model | BTC-MS |
| Principle | Direct in situ coupling of HEL’s BTC-series adiabatic calorimeters (BTC-130, BTC-500, Phi-TEC II, etc.) to high-pressure mass spectrometer via factory-integrated vacuum-tight, heated transfer line and pressure-matched sampling interface |
| Response Time | 3000 s |
| Maximum Inlet Pressure | 15 bar (1.5 MPa |
| Sampling Interface Material | Stainless steel / PEEK / borosilicate glass with integrated high-temp particulate filter |
| Operating Temperature Range (Interface) | >500 °C (stainless steel) |
| Mass Range | 1–200 amu |
| Detector | Dual-mode C-SEM/Faraday |
| LOD (C-SEM) | <1 ppm |
| LOD (Faraday) | <20–100 ppm (dependent on ion species) |
| Resolution | 0.5–2.5 amu |
| Sample Chamber Dimensions (BTC-130) | Ø ≥130 mm × H ≥200 mm |
| BTC-500 Chamber | Ø 500 mm × H 500 mm, max operating temp 450 °C, low-temp capability down to −15 °C |
| Compliance | Designed for GLP/GMP-aligned thermal safety testing per ASTM E1981, ISO/IEC 17025, and UN GHS Test Series 3 & 4 |
| Brand | Kechuang |
|---|---|
| Model | GC2002 |
| Detector Type | Pulsed Discharge Helium Ionization Detector (PDHID) |
| Configuration | Laboratory-Scale Gas Chromatograph |
| Origin | Shanghai, China |
| Intended Use | Universal gas-phase trace noble gas analysis |
| Compliance | Designed for ISO 17025-compliant laboratories |
| Detection Capability | Sub-ppm quantification of Kr and Xe in multi-component gas matrices |
| Carrier Gas | High-purity helium (≥99.999%) |
| Column Compatibility | Capillary columns with porous layer open tubular (PLOT) or molecular sieve stationary phases |
| Operating Temperature Range | Oven: 30–250 °C |
| Detector | 150–350 °C |
| Data Acquisition | Digital signal processing with 24-bit ADC resolution |
| Software Interface | PC-based chromatography data system (CDS) with audit trail and electronic signature support per FDA 21 CFR Part 11 |
| Brand | KeChuang |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | GC2002N/PDHID |
| Price | USD 35,000 (FOB Shanghai) |
| Instrument Type | Laboratory Gas Chromatograph |
| Application Domain | Dedicated to High-Purity Gas Analysis |
| Oven Temperature Range | 0–400 °C |
| Maximum Ramp Rate | 40 °C/min |
| Maximum Cooling Rate | 60 °C/min (achieves 400 °C → 50 °C in ≤4 min) |
| Carrier Gas Flow Range & Control | 0–500 mL/min |
| Carrier Gas Pressure Range & Control | 0–0.4 MPa |
| Injector Maximum Operating Temperature | 300 °C |
| Injector Pressure Setting Range | 0–0.4 MPa |
| Injector Total Flow Setting Range | 0–500 mL/min |
| Origin | France |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Fuel Tank Leak Detection System |
| Price Range | USD 110,000 – 138,000 (FOB) |
| Minimum Detectable Leak Rate | 1.0 × 10⁻¹³ Pa·m³/s (in vacuum mode) |
| Configuration | Fully Automated, Custom-Engineered Integration |
| Optional Module | Helium Recovery System |
| Key | Origin: France |
|---|---|
| Supplier Type | Authorized Distributor |
| Import Status | Imported |
| Model | HV Switchgear-Specific Leak Detection System |
| Price Range | USD 110,000 – 138,000 (FOB) |
| Origin | Sichuan, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | ZLS-23B / ZLS-24C |
| Minimum Detectable Leak Rate | 2 × 10⁻¹¹ Pa·m³/s |
| Pump Type | Oil-Diffusion Vacuum System |
| Detection Gas | Helium (⁴He⁺) |
| Mass Separation Principle | Magnetic Sector Mass Filter |
| Brand | Applied Photophysics |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | Hellma NexIII Cuvette Cleaning Solution |
| Instrument Category | Circular Dichroism (CD) Spectrometry |
| Price Range | USD 260–1,300 (ex-works, excluding VAT & shipping) |
| Brand | Tianjin HengAo |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Model | HT-230A |
| Temperature Control Range | Ambient +5°C to 80°C |
| Cooling | None (Heating-Only) |
| Control Accuracy | ±0.1°C |
| Heating Technology | TPC & Thin-Film Heater |
| Controller | Imported PID Digital Temperature Controller |
| Safety Features | Over-Temperature Alarm, Open-Circuit Protection |
| Mounting | Modular Side-Mount Design for HPLC Stacks |
| Orientation | Vertical or Horizontal Installation |
| Port Configuration | Inlet/Outlet Ports on Top, Bottom, Left, and Right |
| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Region | Domestic (China) |
| Model | HM-550 |
| Price | USD 25,000 (FOB Qingdao) |
| Measurable Elements | Na (11) to U (92) |
| Dimensions | 700 mm × 510 mm × 336 mm |
| Weight | 56 kg |
| Vacuum Chamber Dimensions | 400 mm × 340 mm × 80 mm |
| Operating Temperature | 15–30 °C |
| Relative Humidity | 40–70 % RH |
| Power Supply | AC 220 V ±5 V, 50/60 Hz |
| Detection Limit (RoHS elements) | 1 ppm |
| Measurement Time | 100–300 s (user-adjustable) |
| Energy Resolution | 129 ±5 eV (Mn Kα) |
| Detector | Silicon Drift Detector (SDD), Peltier-cooled |
| X-ray Tube | Max. 50 kV / 1 mA, tungsten anode |
| Vacuum Pump | 60 L/min, ultimate pressure 6.7×10⁻² Pa |
| Collimator Options | 7 fixed apertures (2–8 mm diameter) |
| Filter Options | 5 automatic filters |
| Spectral Channels | 4096-channel digital MCA |
| Interface | USB 2.0 |
| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Automated Kjeldahl Nitrogen Determinator |
| Automation Level | Fully Automated |
| Nitrogen Measurement Range | 0.1–240.0 mg N |
| Repeatability | ≤0.5% RSD (parallel determinations) |
| Sample Weight Capacity | ≤8.0 g (solid), ≤30.0 mL (liquid) |
| Nitrogen Recovery Rate | 99–101% |
| Power Consumption | ≤1500 W |
| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | HM-MD |
| Spectral Bandwidth | 4 nm (2 nm optional) |
| Wavelength Accuracy | ±1 nm |
| Wavelength Range | 190–1100 nm |
| Photometric Range | 0–200% T, −0.3–3 A |
| Stray Light | ≤0.1% T |
| Photometric Accuracy | ±0.5% T, ±0.004 Abs (0–0.5 A) |
| Photometric Repeatability | ±0.5% T, ±0.004 Abs (0–0.5 A) |
| Baseline Stability | ±0.002 Abs at 500 nm (3 min) |
| Detector | Imported Silicon Photodiode |
| Monochromator | Czerny-Turner with Holographic Blazed Grating (1200 lines/mm) |
| Display | 7-inch TFT-LCD Touchscreen (1024 × 768) |
| Connectivity | USB, Wi-Fi (standard), Bluetooth (standard), optional PC software (Yokelab), cloud integration via YOKE@Clouddata |
| Data Storage | 2000 spectra, 96 calibration curves |
| Scan Speed | up to 3000 nm/min |
| Lamp Switching | Automatic (default 340 nm, user-configurable) |
| Brand | Hengping |
|---|---|
| Origin | Shanghai, China |
| Model | LHS16-A |
| Readability | 0.001 g |
| Weighing Range | 0–100 g |
| Temperature Range | Ambient to 160 °C |
| Temperature Control Accuracy | ±1 °C |
| Moisture Content Readability | 0.01 % |
| Repeatability (≥2 g sample) | 0.2 % |
| Timer Range | 0–120 min |
| Sample Pan Diameter | Φ90 mm |
| Dimensions (W×D×H) | 235 × 195 × 195 mm |
| Power Supply | 220 V, 50 Hz or 110 V ±11 V, 60 Hz |
| Net Weight | 11.5 kg |
| Interface | RS232 |
| Display Parameters | 8 configurable parameters |
| Heating Modes | Manual / Automatic / Programmable |
| Compliance | Designed for GLP-compliant workflows |
| Brand | Hengxi Instruments |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | HS-951A |
| Instrument Type | Static Headspace Sampler |
| Automation Level | Fully Automated |
| Oven Temperature Range | Ambient to 260 °C |
| Valve Temperature Range | Ambient to 220 °C |
| Sample Transfer Line Temperature Range | Ambient to 220 °C |
| Temperature Control Accuracy | < ±0.1 °C |
| Temperature Uniformity | < ±0.1 °C |
| Sample Position Capacity | 12 vials |
| Vial Format | Standard 20 mL (10 mL optional) |
| Loop Volume | 1 mL |
| Pressurization Range | 0–0.4 MPa (continuously adjustable) |
| Pressure Monitoring Range | 0–0.4 MPa (digital gauge) |
| RSD for Repeatability | < 1.5% (200 ppm ethanol in water, GC-dependent) |
| Power Supply | AC 220 V, 50 Hz |
| Power Consumption | 450 W |
| Dimensions (W×D×H) | 505 × 295 × 535 mm |
| Weight | ~32 kg |
| Brand | Henven |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | HQX-101 |
| Price Range | USD 7,000–14,000 (FOB Beijing) |
| Instrument Type | Benchtop Laboratory Gas Chromatograph |
| Application Scope | General-Purpose Analytical GC |
| Oven Temperature Range | Ambient to 450 °C |
| Oven Ramp Rate | 0.1–80 °C/min |
| Oven Cool-Down Rate | 0.1–40 °C/min |
| Carrier Gas Flow Range & Control | 0–200 mL/min |
| Carrier Gas Pressure Range & Control | Up to 5 MPa |
| Injector Maximum Operating Temperature | 450 °C |
| Injector Pressure Setting Range | Atmospheric (constant-pressure mode) |
| Injector Total Flow Setting Range | Up to 200 mL/min |
| Brand | Henven |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (PRC) |
| Model | HQX-2010 |
| Instrument Type | Benchtop Laboratory Gas Chromatograph |
| Application Scope | General-Purpose Analytical GC |
| Temperature Control Accuracy | Better than ±0.1 °C |
| Oven Ramp Rate | 0.1–40 °C/min |
| Maximum Injector Temperature | 450 °C |
| Injector Temperature Setpoint Range | 5 °C above ambient to 450 °C |
| Injector Total Flow Setting Range | 5 °C above ambient to 450 °C |
| Number of Independent Temperature Zones | 6 |
| Programmed Temperature Ramps | 8-step |
| Column Compatibility | Capillary (including 0.53 mm ID) and Packed Columns |
| Injector Configurations | Dual or triple inlet options (gas/liquid), optional six-port valve and methanizer support |
| Detector Support | Multiple detector modules (FID, TCD, ECD, FPD — detector-specific specs not provided) |
| Brand | Henven |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | HSZ-1A |
| Temperature Range (Steam Generator Furnace & Constant-Temperature Connection Band) | Ambient to 200 °C |
| Temperature Measurement Accuracy | ±0.1 °C |
| Liquid Water Feed Rate | 0.011–10 mL/min |
| Generated Steam Flow Rate | 50–200 mL/min |
| Carrier Gas Flow Control | 10–200 mL/min (via Mass Flow Controller) |
| Steam Delivery Method | Inert Gas-Carried |
| Construction Materials | 304 Stainless Steel Vaporization Chamber |
| Heating Method | Sheathed Heating Element with K-Type Thermocouple Feedback |
| Insulation & Heating Integration | High-Temp Fiber-Wrapped Composite Band with Embedded Heating Elements and Corrosion-Resistant Metal Inner Tube |
| Gas Conduit Material | High-Temperature PTFE Tubing |
| Connection Fitting | Precision-Machined All-Metal Sealed Interface |
| Brand | Henven |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Model | ICP-AES |
| Pricing | Upon Request |
| Detection Limit | as low as 0.7 ppb (e.g., Ba, Cu) |
| Linear Dynamic Range | 6 orders of magnitude |
| Wavelength Range | 180–800 nm |
| Resolution | up to 0.002 nm |
| RF Output Stability | ≤0.2% |
| Short-term Precision (RSD) | ≤1.5% |
| Long-term Stability (RSD) | ≤2% |
| Nebulization Efficiency | 65% |
| Torch Design | Miniature concentric quartz torch (15 mm ID, 3-turn coil) |
| Nebulizer Chamber | Cyclonic or double-pass spray chamber |
| Optical System | Czerny-Turner mounting with large-area ion-etched plane holographic grating |
| Focal Length | 1000 mm |
| Temperature Control | Programmed thermostatic stabilization ±0.1°C |
| Brand | Henven |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Simultaneous (Multi-Channel) ICP-OES |
| Wavelength Range | 195–500 nm (with 3600 L/mm grating) |
| Repeatability (Short-Term Stability) | RSD ≤ 1.5% |
| Long-Term Stability | RSD ≤ 2.0% |
| Optical Configuration | Czerny-Turner with 1000 mm Focal Length |
| Grating | Ion-Etched Holographic Grating |
| Detector | Imported Photomultiplier Tube (PMT) |
| RF Generator Power Output | 800–1500 W |
| Frequency Stability | ±0.1% |
| EMI Emission | Electric Field Strength E < 2 V/m at 30 cm distance |
| Cooling | Integrated Chiller System |
| Gas Flow Control | Digital Mass Flow Controller |
| [Brand | Herexi |
|---|---|
| Model | RH2010SF |
| Origin | Hunan, China |
| Measuring Principle | Microwave Dielectric Response at Fixed Frequency |
| Alcohol Concentration Range | 50–99% vol/vol |
| Effective Measurement Range | 60–90% vol/vol |
| Resolution | 0.1% vol/vol (alcohol) / 0.1% moisture content |
| Accuracy | ±2% vol/vol (within effective range) |
| Display | TFT-LCD digital readout |
| Compliance | Q/AELE 001–2012 (enterprise standard), JJG 891–1995 (verification regulation for capacitance/resistance-type grain moisture meters), CPAC Type Approval Certificate No. 2014C103-43] |
| Brand | McScience |
|---|---|
| Origin | South Korea |
| Model | HEXA 70 |
| Type | Portable Dual-Mode (Tristimulus & Spectral) Colorimeter |
| Communication | Bluetooth 5.0 & USB-C |
| Interface Compatibility | Windows 10/11, Android 8.0+, SCPI-compliant test instrumentation |
| Compliance | ISO/CIE 15:2018, CIE 179:2015, ASTM E308-22 |
| Brand | Hexi |
|---|---|
| Origin | Hunan, China |
| Model | MW-3000 |
| Heating Method | Microwave (not infrared) |
| Measurement Range | 0–60% w/w |
| Resolution | 0.01% |
| Accuracy | ±1% |
| Display | TFT-LCD digital display |
| Sample Feed | Automated uniform feeder |
| Data Output | Digital, software-integrated |
| Compliance | Designed for GLP-compliant environments |