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| Brand | Jinpu |
|---|---|
| Origin | Shandong, China |
| Model | LC-3000 |
| Maximum Pressure (P3110) | 42 MPa |
| Maximum Pressure (P3120) | 30 MPa |
| Flow Range (P3110) | 0.002–9.998 mL/min |
| Flow Range (P3120) | 0.01–49.99 mL/min |
| Flow Accuracy | ±2% (at 2–5% of full scale, MeOH/H₂O 80:20 v/v) |
| Flow Precision | RSD < 0.1% |
| Wavelength Range (UV3000) | 190–700 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | 0.4 nm |
| Baseline Noise | 2 × 10⁻⁵ AU/h (254 nm, 1 mL/min, MeOH/H₂O 80:20) |
| Baseline Drift | 15 × 10⁻⁵ AU/h (254 nm, 1 mL/min, MeOH/H₂O 80:20) |
| Detection Range | 0–2 AU |
| Time Constants | 0.1/0.2/0.5/1/2/5/10 s |
| Dimensions (W×H×D) | 398 × 149 × 267 mm |
| Weight | 14 kg |
| Brand | Jinpu |
|---|---|
| Origin | Shandong, China |
| Model | LC-4000 |
| Instrument Type | Analytical-Grade High-Performance Liquid Chromatograph |
| Flow Rate Range | 0.001–10.000 mL/min (adjustable in 0.001 mL/min increments) |
| Maximum Operating Pressure | 43 MPa |
| Sample Injection Volume | 1–50 µL |
| Autosampler Capacity | 100 positions (1.5 mL vials) |
| Column Oven Temperature Range | Ambient +10 °C to 60 °C |
| UV-Vis Wavelength Range | 170–900 nm |
| Data Acquisition Rate | 100 Hz |
| Flow Accuracy | ≤ ±1% (at 1.000 mL/min, 8.5 MPa, water, 25 °C) |
| Flow Precision | RSD ≤ 0.25% |
| Baseline Noise | ≤ 2 × 10⁻⁵ AU (methanol, 1 mL/min, 254 nm, 20 °C) |
| Baseline Drift | ≤ 4 × 10⁻⁴ AU/hr (methanol, 1 mL/min, 254 nm, 20 °C, 60 min equilibration) |
| Cell Volume | 10 µL |
| Optical Path Length | 5 mm |
| Light Source | Deuterium Lamp |
| [Brand | Golden Promise |
|---|---|
| Model | LC-3000 |
| Type | HPLC-Based Melamine Quantification System |
| Origin | Shandong, China |
| Instrument Class | Benchtop Liquid Chromatograph for Targeted Small-Molecule Analysis |
| Detection Principle | UV-Vis Absorption at 240 nm with Diode Array or Fixed-Wavelength UV Detector |
| Column Compatibility | Reversed-Phase C8/C18 (e.g., 250 mm × 4.6 mm, 5 µm) |
| Flow Rate Range | 0.1–2.0 mL/min |
| Column Oven Temperature Control | Ambient to 60 °C |
| Sample Injection Volume | 5–100 µL (manual or optional autosampler-ready) |
| Regulatory Alignment | Designed for ASTM D7968-19, ISO 17394:2015, and GB/T 22388–2008 compliant workflows |
| Software | PC-based chromatography data system (CDS) with peak integration, calibration curve generation (linear/non-linear), audit trail, and report export (PDF/CSV)] |
| Brand | Jinpu |
|---|---|
| Origin | Shandong, China |
| Model | LC-3000 |
| Pump Type | Dual-plunger reciprocating high-pressure pump (P3000 series) |
| Max Pressure | 42 MPa (P3110), 30 MPa (P3120) |
| Flow Range | 0.002–9.998 mL/min (P3110), 0.01–49.99 mL/min (P3120) |
| Flow Accuracy | ±2% (2–5% range, MeOH/H₂O 80:20) |
| Flow RSD | <0.1% |
| UV/Vis Detector | UV3000 |
| Wavelength Range | 190–700 nm |
| Light Sources | Deuterium lamp (standard), Tungsten lamp (optional) |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | 0.4 nm |
| Scan Modes | Step-scan with programmable start/end wavelengths and step size |
| Absorbance Range | 0–2 AU |
| Baseline Noise | 2×10⁻⁵ AU/h (254 nm, 1 mL/min, MeOH/H₂O 80:20) |
| Baseline Drift | 15×10⁻⁵ AU/h (254 nm, 1 mL/min, MeOH/H₂O 80:20) |
| Time Constants | 0.1/0.2/0.5/1/2/5/10 s |
| Auto-zero | Full-scale |
| Display | 320×240 dot-matrix LCD with adjustable blue backlight |
| Power Supply | 220 V ±10%, 50 Hz |
| Pump Power | 400 W |
| Detector Power | 60 W |
| Dimensions (D×H×W) | 398×149×267 mm |
| Weight | 14 kg |
| GLP Functions | Lamp operating time, lamp cycle count, lamp replacement log, serial number tracking |
| Brand | Jinpu |
|---|---|
| Model | LC-3000 |
| Pump Type | Dual-plunger reciprocating high-pressure pump (P3000 series) |
| Detector Type | UV/VIS spectrophotometric detector (UV3000) |
| Max Pressure | 42 MPa (P3110), 30 MPa (P3120) |
| Flow Range | 0.002–9.998 mL/min (P3110), 0.01–49.99 mL/min (P3120) |
| Flow Accuracy | ±2% (2–5% range, MeOH/H₂O 80:20) |
| Flow RSD | <0.1% |
| Wavelength Range | 190–700 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | 0.4 nm |
| Baseline Noise | 2×10⁻⁵ AU/h (254 nm, 1 mL/min, MeOH/H₂O 80:20) |
| Baseline Drift | 15×10⁻⁵ AU/h (254 nm, 1 mL/min, MeOH/H₂O 80:20) |
| Data Interface | RS-232 serial communication |
| Display | 320×240 dot-matrix LCD with adjustable blue backlight |
| Power Supply | 220 V ±10%, 50 Hz |
| Dimensions (W×H×D) | 398×149×267 mm |
| Weight | 14 kg |
| [Brand | Golden Promise |
|---|---|
| Model | LC-3000 |
| Pump Type | Dual-plunger reciprocating high-pressure gradient system |
| Max Pressure | 42 MPa (P3110), 30 MPa (P3120) |
| Flow Range | 0.002–9.998 mL/min (P3110), 0.01–49.99 mL/min (P3120) |
| Flow Accuracy | ±2% (2–5% of set flow, MeOH/H₂O 80:20) |
| Flow RSD | <0.1% |
| Detector | UV/VIS (UV3000) |
| Wavelength Range | 190–700 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | 0.4 nm |
| Scan Modes | Programmable stop-flow scanning (start/end/step configurable) |
| Absorbance Range | 0–2 AU |
| Baseline Noise | 2×10⁻⁵ AU/h (1 mL/min, MeOH/H₂O 80:20, 254 nm) |
| Baseline Drift | 15×10⁻⁵ AU/h (1 mL/min, MeOH/H₂O 80:20, 254 nm) |
| Time Constants | 0.1/0.2/0.5/1/2/5/10 s |
| Lamp Options | Deuterium (standard), Tungsten (optional) |
| Display | 320×240 dot-matrix LCD with adjustable blue backlight |
| Communication | RS-232 interface |
| Power | 220 V ±10%, 50 Hz (pump: 400 W |
| detector | 60 W) |
| Dimensions (D×H×W) | 398×149×267 mm |
| Weight | 14 kg |
| GLP Features | Lamp operating time logging, lamp cycle count, lamp replacement history, serial number traceability] |
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