Chemical Analysis Instruments
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| Brand | Shanghai Fumi |
|---|---|
| Origin | Shanghai, China |
| Model | Flowstar 2020FL |
| Product Type | Continuous Flow Analyzer (CFA) |
| Wavelength Range | 270–1100 nm |
| Sample Volumes | 5/8/10 mL per cup |
| Capacity | 100/180/270 positions |
| Reagent Positions | 100/180/270 |
| Flow Cell Path Lengths | 10 mm, 30 mm, 50 mm |
| Light Source | LED or Krypton Lamp |
| Brand | Shanghai Fumi |
|---|---|
| Origin | Shanghai, China |
| Model | FLOWSTAR 2020HS |
| Product Type | Continuous Flow Analyzer (CFA) |
| Wavelength Range | 270–1100 nm |
| Sample Volumes | 5 mL / 8 mL / 10 mL |
| Sample Rack Capacity | 100 / 180 / 270 positions |
| Reagent Positions | 100 / 180 / 270 |
| Flow Cell Path Lengths | 10 mm / 30 mm / 50 mm |
| Light Source | LED or Krypton Lamp |
| Detection Principle | Segmented Flow Analysis (SFA) with Air Segment Isolation, Dual-Beam Dual-Wavelength Photometry |
| Compliance | HY/T 147.1, GB 5750, HJ 665/667/670, SL/T 788, CJ/T 141, ISO 6878, ISO 11905-1, EPA 353.2, APHA 4500-N, AOAC Official Methods |
| Brand | Shanghai Fumi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Regional Category | Domestic (PRC) |
| Model | Flowstar 2020NY |
| Price Range | USD 28,000 – 70,000 (FOB Shanghai) |
| Instrument Type | Continuous Flow Analyzer (CFA) |
| Wavelength Range | 270–1100 nm |
| Sample Carrier Capacity | 100 / 180 / 270 positions (vials: 5 mL, 8 mL, or 10 mL) |
| Reagent Positions | 100 / 180 / 270 |
| Flow Cell Path Lengths | 10 mm, 30 mm, 50 mm |
| Light Source | High-Stability LED and Krypton Lamp |
| Brand | Shanghai Fumi |
|---|---|
| Origin | Shanghai, China |
| Model | Flowstar 2020YC |
| Product Type | Continuous Flow Analyzer (CFA) |
| Wavelength Range | 270–1100 nm |
| Sample Capacity | 100 / 180 / 270 positions (vials of 5, 8, or 10 mL) |
| Reagent Positions | 100 / 180 / 270 |
| Flow Cell Pathlength | 10 mm, 30 mm, 50 mm |
| Light Source | LED or Krypton Lamp |
| Brand | Huaai |
|---|---|
| Origin | Shanghai, China |
| Manufacturer | Yes |
| Instrument Type | Laboratory Gas Chromatograph |
| Application | High-Purity Fluorine-Containing Gas Analysis |
| Temperature Control Range | Ambient +8°C to 399°C |
| Oven Ramp Rate | 1–40°C/min |
| Oven Cool-Down Rate | ~7 min (from 350°C to 50°C) |
| Carrier Gas Flow Range & Control | 0–500 mL/min |
| Carrier Gas Pressure Range & Control | 0–0.4 MPa |
| Injector Max Operating Temperature | 399°C |
| Injector Pressure Setpoint Range | 0–0.4 MPa |
| Injector Total Flow Setpoint Range | 0–500 mL/min |
| Detector | Dual Corrosion-Resistant Thermal Conductivity Detectors (TCD) |
| Sampling | Negative-Pressure Sampling with 316L Stainless Steel Adsorption Vessel and PTFE-Sealed Valves |
| Valve Type | VICI 1/8" Six-Port and Four-Port Switching Valves |
| Software | PC-Based Bidirectional Remote Control with 6 Programmable Event Outputs for Valve/Pump Sequencing |
| Compliance | Designed for GLP-compliant HF gas analysis in semiconductor, fluoropolymer, and specialty gas manufacturing environments |
| Origin | Shanghai |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | 7600 Dual-Beam |
| Quotation | Upon Request |
| Wavelength Range | 200–1000 nm |
| Wavelength Setting Range | 190–1100 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Photometric Accuracy (Transmittance) | ±0.5% T |
| Photometric Repeatability (Transmittance) | ±0.2% T |
| Transmittance Range | 0–200% T |
| Absorbance Range | −0.301 to 3.000 A |
| Concentration Display Range | 0–99999 |
| Stray Light | ≤0.10% T (measured with NaI at 220 nm) |
| Baseline Flatness | ±0.002 A |
| Drift | ≤0.2% T (0.001 A) / hour at 500 nm (after warm-up) |
| Noise | ≤0.2% T at 100% T, ≤0.1% T at 0% T |
| Scan Speed Modes | High / Medium / Low |
| Printer Interface | Integrated |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | SFY-6 |
| Price | USD 1,320 (FOB Shanghai) |
| Weighing Range | 0–60 g |
| Minimum Readability | 0.01 g |
| Moisture Content Resolution | 0.01% |
| Moisture Measurement Range | 0.01–100% |
| Sample Mass | 0.5–60 g |
| Heating Temperature Range | Ambient to 180 °C |
| Heating Method | Adjustable Hybrid Halogen Radiant Heating |
| Temperature Compensation | ±15 °C (Auto-Adjusting) |
| Display | 7-Parameter Red LED Display (Moisture %, Initial/Final Mass, Drying Time, Initial/Final Temp, Judgment Time) |
| Interface | Dual RS-232 (for Printer & PC) |
| Dimensions (W×D×H) | 380 × 205 × 325 mm |
| Net Weight | 3.7 kg |
| Power Supply | 220 V ±10%, 50 Hz ±1 Hz |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | 723N |
| Price | USD 920 (FOB Shanghai) |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | ≤0.5 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤0.3% τ (at 360 nm, NaNO₂ reference |
| typical measured | 0.1% τ) |
| Transmittance Range | 0.0–200.0% τ |
| Transmittance Accuracy | ±0.5% τ (certified NIST-traceable NBS 930D filter) |
| Transmittance Repeatability | ≤0.2% τ |
| Absorbance Range | –0.301 to 4.000 A |
| Baseline Flatness | ±0.005 A |
| Drift | ≤0.004 A/h |
| Sampling Interval Options | 0.1, 0.2, 0.5, 1, 2, or 4 nm |
| Display | 5″ LCD graphical interface |
| Output | Integrated thermal printer (optional external USB/RS-232 connectivity) |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Model Series | 930F, 960, 9700CRT |
| Price Range | USD 2,200 – 12,600 (FOB Shanghai) |
| Type | Filter-based and CRT-display-equipped benchtop fluorescence spectrophotometer |
| Detector | PMT (Photomultiplier Tube) |
| Excitation & Emission Wavelength Range | 200–760 nm (standard configuration) |
| Spectral Bandwidth | 2–10 nm (adjustable per model) |
| Wavelength Accuracy | ±2.0 nm |
| Intensity Reproducibility | ≤±1.5% RSD |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Model Range | 721, 721N, 721G, 721G-100, 722G, 722S, 722N, 7230G, 723N, N2, N2S, N3S, L3, L3S |
| Wavelength Range | 325–1000 nm (typical for visible spectrophotometers) |
| Optical System | Single-beam with fixed slit and grating monochromator |
| Detector | Silicon photodiode |
| Display | Analog meter (721/722 series) or digital LCD (N/L-series) |
| Absorbance Range | 0–2.0 A (linear up to 1.999 A) |
| Stray Light | ≤0.5% T at 360 nm |
| Repeatability | ±0.002 A (at 1.0 A, typical) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | FP6410 / FP640 / 6400A |
| Price | Upon Request |
| Measurement Range | 0–100 ppm |
| Response Time | < 8 s |
| Repeatability | ≤2% |
| Sample Flow Rate | < 4 mL/min |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Model | GC190A |
| Column Temperature Stability | ±0.03 °C |
| UV Lamp Energy | 10.6 eV |
| Detection Limit | ≤1×10⁻¹¹ g/mL (benzene) |
| Measurement Range | 0.0–100 mg/m³ |
| Repeatability | ≤3% RSD |
| Baseline Noise | ≤20 µV |
| Baseline Drift | ≤500 µV/15 min |
| Warm-up Time | 1 h to operational stability |
| Power Supply | AC 220 V / 50 Hz |
| Dimensions | 190 mm × 385 mm × 350 mm |
| Weight | 12 kg |
| Operating System | Embedded Windows XP |
| Connectivity | Integrated Ethernet port |
| Detector Type | Photoionization Detector (PID) with 10.6 eV UV lamp |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | UV-754N |
| Price | USD 1,950 (FOB Shanghai) |
| Optical Architecture | Dual-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Scanning | Motorized Auto-Scan |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±0.5 nm |
| Stray Light | ≤0.05%T at 220 nm and 360 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Photometric Accuracy | ±0.002 A (0–0.5 A), ±0.003 A (0.5–1.0 A), ±0.3%T (0–100%T) |
| Photometric Repeatability | ≤0.001 A (0–0.5 A), ≤0.002 A (0.5–1.0 A), ≤0.15%T (0–100%T) |
| Photometric Range | 0–200%T, −0.301–3.000 A, 0–9999 C |
| Baseline Drift | ≤0.001 A/h at 500 nm |
| Baseline Linearity | ±0.002 A |
| Noise | ≤0.15%T (100%T), ≤0.1%T (0%T) |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Model | 752N |
| Optical System | Single-beam |
| Detector | Photodiode Array |
| Wavelength Range | 200–1000 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ≤1 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤0.1% T (at 220 nm, measured with NaI |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ≤0.2% T |
| Noise | 0.3% T |
| Wavelength Setting | Manual via precision dial |
| Light Source Switching Point | 340 nm |
| Focal Length | 160 mm |
| Grating | Holographic blazed grating, 1200 lines/mm |
| Display | 7-inch color touchscreen interface |
| Data Storage | Internal memory for up to 30 calibration curves |
| Measurement Modes | Transmittance (%T), Absorbance (A), Concentration (C) with linear regression and coefficient-based calculation |
| Auto-zero & Auto-100%T functions | Yes |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | UV752 |
| Price | USD 1,280 (FOB Shanghai) |
| Optical System | Achromatic Czerny-Turner with 1200 lines/mm grating |
| Wavelength Range | 195–1020 nm |
| Wavelength Accuracy | ±2 nm |
| Spectral Bandwidth | 5 nm |
| Wavelength Repeatability | 1 nm |
| Stray Light | ≤0.3%T at 360 nm |
| Photometric Accuracy | ±0.5%T |
| Photometric Repeatability | ±0.2%T |
| Photometric Range | 0–200%T, –0.301–2.000 A |
| Baseline Drift | ≤0.2%T/h |
| Baseline Linearity | ±0.004 A/h @ 500 nm |
| Noise | ≤0.3%T at 100%T |
| Stability | ±0.004 A/h @ 500 nm |
| Operating Modes | Transmittance (T), Absorbance (A), Concentration (C) |
| Display | 4-digit LED LCD |
| Zero Adjustment | Automatic |
| Wavelength Drive | Manual |
| Lamp Source | Imported tungsten lamp and deuterium lamp |
| Lamp Switching | Manual |
| Printer Interface | Parallel port (thermal printer, optional) |
| Net Weight | 12 kg |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | 722S |
| Price | USD 70 (FOB Shanghai) |
| Optical Design | Pseudo-Double-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 325 nm – 1000 nm |
| Wavelength Scanning | Motorized Auto-Scanning |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±2 nm |
| Stray Light | ≤0.2% T at 360 nm |
| Absorbance Range | −0.301 A to 3.000 A |
| Absorbance Accuracy | ±0.004 A (at 1.0 A, using NIST-traceable filters) |
| Transmittance Accuracy | ±0.5% T |
| Transmittance Repeatability | ±0.2% T |
| Transmittance Range | 0.0–125.0% T |
| Concentration Display Range | 0–9999 units |
| Baseline Stability | ≤±0.003 A/h (at 500 nm, 2 h warm-up) |
| Data Interface | RS-232C serial port (ASCII protocol, 9600 bps) |
| Origin | Shanghai |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | 722-1 |
| Price | USD 70 (est.) |
| Optical Design | Single-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 330–1000 nm |
| Wavelength Selection | Manual |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±2 nm |
| Stray Light | ≤0.1% T |
| Wavelength Repeatability | 1 nm |
| Photometric Accuracy | ≤±0.5% T |
| Photometric Repeatability | ±0.2% T |
| Transmittance Range | 0–200% T |
| Absorbance Range | –0.301 to 3.000 A |
| Concentration Range | 0–99999 units |
| Baseline Stability | ±0.001 A/h |
| Output Interface | RS-232 |
| Optional Accessories | Thermal Printer, Dedicated PC Software |
| Brand | Kechuang |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GC2002 |
| Instrument Type | Laboratory Gas Chromatograph |
| Application Scope | General-Purpose |
| Oven Temperature Range | Ambient + 5 °C to 400 °C |
| Oven Ramp Rate | 0.1–40 °C/min |
| Oven Cool-Down Rate | 400 °C to 50 °C in ≤4 min (with auto back-door) |
| Carrier Gas Flow Range & Control | 0–100 mL/min |
| Carrier Gas Pressure Range & Control | 0–250 kPa |
| Injector Maximum Operating Temperature | 400 °C |
| Injector Pressure Setting Range | 0–500 kPa |
| Injector Total Flow Setting Range | 0–1200 mL/min |
| Temperature Control Accuracy/Stability | ≤±0.5 % |
| Temperature Display Resolution | 0.1 °C |
| Programmable Temperature Steps | 8-stage |
| Programmed Ramp Reproducibility | ≤±0.5 % |
| Column Oven Internal Dimensions | 160 × 304 × 278 mm (D × W × H) |
| Mainframe Dimensions | 585 × 650 × 506 mm (L × W × H) |
| Weight | ~53 kg |
| Power Consumption | ~3000 W |
| Brand | Kechuang |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM Manufacturer |
| Product Category | Domestic Laboratory Gas Chromatograph |
| Model | GC2002 (High-End Intelligent Network GC) |
| Instrument Type | Laboratory Gas Chromatograph |
| Application Field | Petrochemical Industry |
| Temperature Control Range | Ambient + 5°C to 450°C |
| Maximum Ramp Rate | >120°C/min |
| Cooling Time | <5 min (from 300°C to 50°C) |
| Carrier Gas Flow Range & Control | 0–1200 mL/min |
| Carrier Gas Pressure Range & Control | 0–970 kPa |
| Injector Max Operating Temperature | 400°C |
| Injector Pressure Set Range | 0–970 kPa |
| Injector Total Flow Set Range | 0–1200 mL/min |
| Temperature Control Precision | ±0.01°C |
| EPC/EFC Pressure Accuracy | 0.001 psi |
| EPC/EFC Flow Accuracy | 0.001 mL/min |
| Programmed Temperature Steps | Up to 16 stages (expandable to unlimited) |
| Retention Time Repeatability (RSD) | <0.008% |
| Peak Area Repeatability (RSD) | <1.0% |
| Detector Options | TCD, FID, ECD, FPD |
| [Brand | Kechuang |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Laboratory Gas Chromatograph |
| Application Focus | Petrochemical Industry |
| Oven Temperature Range | Ambient + 3 °C to 450 °C |
| Maximum Ramp Rate | 120 °C/min (0.1 °C/min increment) |
| Cooling Rate | 350 °C → 50 °C in ≤5 min (with motorized rear door) |
| Carrier Gas Flow Control Range | 0–1200 mL/min |
| Carrier Gas Pressure Control Range | 0–100 psi |
| Injector Max Temp | 450 °C |
| Injector Pressure Setpoint Range | 0–100 psi |
| Injector Total Flow Setpoint Range | 0–1200 mL/min |
| EPC/EFC Precision | ±0.001 psi (pressure), ±0.001 mL/min (flow) |
| Temperature Stability | ±0.1% of setpoint |
| Retention Time RSD | <0.008% |
| Peak Area RSD | <1.0% |
| Detector Options | TCD, FID, ECD, FPD |
| Column Oven Capacity | 305 × 160 × 278 mm (W×D×H) |
| Dimensions (W×D×H) | 570 × 570 × 506 mm |
| Weight | ≤55 kg |
| Power | ≤3000 W, 220 V ±10%, 50 Hz ±5%] |
| Brand | Kechuang |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | GC9800 |
| Instrument Type | Laboratory Gas Chromatograph |
| Application Scope | General-Purpose |
| Oven Temperature Range | 0–450 °C |
| Maximum Ramp Rate | 0–120 °C/min |
| Cooling Rate | ≤4 min (column oven from 350 °C to 50 °C) |
| Carrier Gas Flow Range & Control | 0–1000 mL/min |
| Carrier Gas Pressure Range & Control | 0–0.6 MPa |
| Injector Maximum Operating Temperature | 450 °C |
| Injector Pressure Setting Range | 0–0.6 MPa |
| Injector Total Flow Setting Range | 0–1000 mL/min |
| Temperature Control Precision | ±0.01 °C |
| EPC/EFC Pressure Accuracy | 0.001 psi |
| EPC/EFC Flow Accuracy | 0.001 mL/min |
| Retention Time RSD | <0.008% |
| Peak Area RSD | <1.0% |
| Maximum Programmed Temperature Steps | 16 (expandable to unlimited) |
| Detector Signal Linearity | FID 10⁷, TCD 10⁵, ECD 10⁴, FPD 10⁴ |
| Brand | Shanghai Kechuang |
|---|---|
| Model | GC9800 |
| Instrument Type | Laboratory Gas Chromatograph |
| Application Domain | High-Purity Gas Analysis (Food-Grade CO₂, Beverage & Brewing Gases) |
| Oven Temperature Range | Ambient + 8 °C to 400 °C |
| Ramp Rate | 0.1–40 °C/min |
| Cool-down Rate | 400 °C → 50 °C in ≤4 min |
| Carrier Gas Flow Control Range | 0–100 mL/min |
| Carrier Gas Pressure Control Range | 0–250 kPa |
| Injector Max Temp | 300 °C |
| Injector Pressure Setpoint Range | 0–250 kPa |
| Injector Total Flow Setpoint Range | 0–1200 mL/min |
| FID Detection Limit (n-Hexadecane) | ≤8.0×10⁻¹² g/s |
| FID Baseline Noise | ≤1×10⁻¹³ A |
| FID Baseline Drift | ≤7×10⁻¹³ A/30 min |
| FID Linear Dynamic Range | 10⁷ |
| Benzene LOD (v/v) | ≤0.010×10⁻⁶ |
| Total Hydrocarbons LOD | ≤0.2×10⁻⁶ |
| Non-Methane Hydrocarbons LOD | ≤0.1×10⁻⁶ |
| Methane LOD | ≤0.1×10⁻⁶ |
| [Brand | Kechuang |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Model | GC9800B |
| Detection Modes | TCD, FID, ECD, FPD |
| Temperature Control Range | Ambient +3°C to 450°C |
| Column Oven Programmable Ramp | Up to 16 stages (expandable to unlimited) |
| EPC/EFC Precision | ±0.001 psi (pressure), ±0.001 mL/min (flow) |
| Retention Time RSD | <0.008% |
| Peak Area RSD | <1.0% |
| Dimensions (W×H×D) | 530 × 510 × 535 mm |
| Weight | ≤50 kg |
| Power Supply | 220 V ±10%, 50 Hz ±5%] |
| Brand | Lengguang |
|---|---|
| Origin | Shanghai, China |
| Model | 722 |
| Optical System | Double-beam |
| Detector | Photodiode Array |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±2.0 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤1.0% T |
| Wavelength Scanning | Motorized Auto-Positioning |
| Display | 4-digit LCD |
| Auto Zero/Full-Scale Calibration | Yes |
| Transmittance/Absorbance/Concentration/Factor Mode | Automatic Switching |
| Compliance | Meets GB/T 21186–2007 (Chinese National Standard for Visible Spectrophotometers) |
| Brand | Lumex |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | S400 Near-Infrared Spectrometer |
| Pricing | Available Upon Request |
| Wavelength Range | 1300–2500 nm |
| Wavelength Repeatability | ≤1 nm |
| Scan Interval Options | 4 cm⁻¹, 8 cm⁻¹, 16 cm⁻¹ |
| Absorbance Repeatability | ≤0.002 A |
| Signal-to-Noise Ratio | ≥10³ (at 2100 nm, 32 scans) |
| Display | 800 × 600 true-color LCD touchscreen |
| Communication Interface | RS-232 serial port |
| Printer Compatibility | Standard inkjet printers |
| Detector | Cooled PbS photodetector (Japan-sourced) |
| Integrating Sphere Reflectance | ≥95% |
| Sample Rotation Stage | Motorized 360° continuous rotation |
| Integrated Sample Holders | Dual-configurable cup and flat-surface cells |
| Scan Time | <120 seconds per spectrum |
| Brand | Sonnen |
|---|---|
| Origin | Shanghai, China |
| Model | KA05 |
| Instrument Type | Semi-Automatic Kjeldahl Nitrogen Determinator |
| Automation Level | Semi-Automatic |
| Compliance | GB/T 22923–2008, NY/T 295–1995, LY/T 1243–1999, HJ 717–2014, JJF 109–2012 |
| Measuring Range | 0.06–240 mg N per sample |
| CEC | 0.07–14 cmol/kg |
| LOD | 0.05 cmol/kg |
| Recovery Rate | >99.5% |
| Repeatability (RSD) | ≤0.5% |
| Sample Capacity | ≤5 g solid or ≤15 mL liquid |
| Distillation Time | 3–9 min/sample |
| Steam Flow Rate | 0–30 mL/min (adjustable) |
| Cooling Water Consumption | <2 L/min (at ≤20 °C) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Rated Power | 1800 W |
| Net Weight | 30 kg |
| Safety Certifications | ISO 9001, CE |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 722 |
| Optical System | Single-beam |
| Detector Type | Photodiode Array |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ±1 nm |
| Spectral Bandwidth | 4 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 Modes | Transmittance (0–199.9% T), Absorbance (−0.3 to 2.5 A), Factor (F: 0–9999), Concentration (C: 0–9999) |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 723PC |
| Optical System | Single-beam |
| Detector | Photodiode Array |
| Wavelength Range | 325–1100 nm (0.1 nm step) |
| Spectral Bandwidth | 2 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 |
| Display | 128 × 64 dot-matrix LCD |
| Dimensions | 455 × 430 × 220 mm |
| Software | UV-Solution 2.0 workstation (scan, kinetics, quantitative analysis, standard curve fitting) |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 756PC |
| Optical Design | Single-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±1.0 nm |
| Wavelength Repeatability | 0.5 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 |
| Display | 128 × 64 LCD |
| Dimensions | 455 × 430 × 220 mm |
| Interface | USB port |
| Software | UV-Solution 2.0 workstation software |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | LC1620 |
| Flow Rate Range | 0.001–9.999 mL/min |
| Max Operating Pressure | 45 MPa |
| Autosampler Capacity | 80 positions |
| Injection Volume Range | 1–50 µL |
| Column Oven Temperature Range | Ambient +10°C to 60°C |
| UV-Vis Wavelength Range | 190–700 nm |
| Data Acquisition Rate | 100 Hz |