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| Conductivity Range | 0.0 µS/cm to 200 mS/cm |
|---|---|
| Temperature Range | −10.0 to 120.0 °C |
| Accuracy | ±2.0% FS (instrument) |
| Resolution | 0.001 µS/cm (selectable: 0.001 / 0.01 / 0.1 / 1 µS/cm) |
| Dimensions | 166 × 166 × 110 mm |
| Weight | 2 kg |
| IP Rating | IP65 |
| Output | Isolated 4–20 mA DC & RS-485 |
| Sensor Cable Length | 10 m (standard) |
| Auto-Temperature Compensation | −10 to 120 °C |
| Electrode Compatibility | 2-electrode and 4-electrode conductivity cells |
| Data Storage Capacity | 2000 records |
| Brand | Agilent Technologies |
|---|---|
| Origin | USA |
| Model | 6890 Plus GC + 5973 MSD |
| Configuration | GC-MS System for VOC/SVOC Quantification per GB/T 23986.2–2023 |
| Condition | Professionally Refurbished & Functionally Verified |
| Compliance | Fully Compatible with ASTM D6886, ISO 11890-2, and US EPA Method 8260D workflows |
| Brand | Agilent Technologies |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | Brand- and Model-Agnostic |
| Service Fee | USD 1,500–3,000 (custom quoted) |
| Relocation Experience | 10+ years |
| Response Time | Within 24 hours |
| Service Scope | Full-service laboratory instrument relocation |
| Coverage | Nationwide (U.S.) |
| Brand | Leichi |
|---|---|
| Model | PHGF Series |
| Type | pH and ORP Transmitter |
| Mounting Options | Submersible (PHGF-27B, PHGF-28B, PHGF-43) / Flow-Through (PHGF-28B, PHGF-46) |
| Integrated Pre-amplifier Board | Yes (PHGF-27B, PHGF-28B, PHGF-43) / No (PHGF-46) |
| Cable Length | 20 m (PHGF-27B, PHGF-28B, PHGF-43) / 10 m (PHGF-46) |
| Operating Temperature Range | 5–60 °C or 20–90 °C (selectable, PHGF-27B & PHGF-28B) / 5–45 °C (PHGF-43) / 5–55 °C (PHGF-46) |
| Compatible Electrodes | FG-990 (pH), ORP-1 (ORP) |
| Brand | Agilent Technologies |
|---|---|
| Origin | USA |
| Model | Agilent 7890B + 5977B |
| Configuration | Gas Chromatography–Mass Spectrometry (GC-MS) System |
| Vacuum System | High-Performance Turbomolecular Pump |
| Ion Source | Dual-Filament EI Source, Inert (Non-Coated, Non-Stainless Steel) |
| Mass Analyzer | Gold-Plated Quartz Quadrupole with Turner-Kruge Lenses |
| Mass Range | 1.6–1050 u (0.1 u increments) |
| Resolution | Unit Mass Resolution |
| Mass Stability | ≤0.10 u / 48 h |
| Full-Scan Sensitivity (EI) | ≥400:1 S/N for 1 pg OFN (m/z 272, 50–300 u scan) |
| SIM Sensitivity (EI) | ≥10:1 S/N for 20 fg OFN |
| Max Scan Rate | 12,500 u/s (1 ms dwell in SIM) |
| Dynamic Range | 10⁶ |
| SIM Capacity | 100 groups, up to 60 ions/group |
| GC Oven Temp Range | 4 °C above ambient to 450 °C |
| Max Ramp Rate | 120 °C/min |
| Temperature Stability | <0.01 °C per 1 °C ambient change |
| Programmable Temperature Zones | ≥6 heated zones (including inlet, detector, transfer line), all independently controlled up to 400 °C |
| EPC Pressure Control Accuracy | ±0.001 psi |
| Split/Splitless Inlet | Up to 7500:1 split ratio, 0–1250 mL/min H₂/He flow range |
| Auto-sampler | 16-position (standard), optional 150-position tray |
| Detectors Included | FID (detection limit <1.8 pg C/s), micro-ECD (<6 fg/mL lindane), NPD (<0.4 pg N/s, <0.2 pg P/s) |
| Compliance | Fully compatible with EPA Methods (e.g., 502.2, 524.4, 8260, 8270), USP <621>, ASTM D5845, and GLP/GMP data integrity requirements per FDA 21 CFR Part 11 |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHB-5 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Accuracy | ±0.01 pH |
| pH Range | −2.00 to 18.00 pH |
| pH Resolution | 0.01 pH |
| mV Range | −1999 to +1999 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Temperature Range | −5.0 to 110.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.2 °C |
| Calibration Buffers | GB Standard pH 4.00, 6.86, and 9.18 |
| Power Supply | Rechargeable Li-ion battery |
| AC/DC adapter (Input | AC 100–240 V, Output: DC 5 V) |
| Dimensions | 80 × 225 × 35 mm |
| Weight | 0.4 kg |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-537 |
| Product Type | Automated Polarimeter |
| Temperature Control | Peltier-integrated (10–50 °C, ±0.2 °C accuracy) |
| Display | 8-inch color TFT touchscreen |
| Light Source | 20 W halogen lamp |
| Standard Wavelengths | 546 nm, 589 nm |
| Optional Wavelengths | 365, 405, 436, 578, 633 nm (7 total) |
| Measurement Range | ±90° (optical rotation), ±259°Z (saccharimetric scale) |
| Minimum Resolution | 0.001° |
| Accuracy | ±0.004° |
| Repeatability (σ) | ≤0.002° |
| Zero repeatability | 0.001° |
| Response Speed | 8°/s (full scale) |
| Avg. Measurement Time | 26 s (6 measurements) |
| Sample Transmittance Limit | ≥0.1% |
| Data Storage | 16 GB internal |
| Compliance Options | FDA 21 CFR Part 11 audit trail software (optional), GMP/GLP-ready configuration |
| OS | Windows-based, LIMS-compatible |
| Interfaces | USB, VGA, Ethernet, optional Wi-Fi & thermal printer |
| Standard Cells | 100 mm / 200 mm pathlength (ambient & thermostatted) |
| Dimensions | 702 × 376 × 240 mm |
| Net Weight | 21 kg |
| Calibration | Multi-point automatic calibration |
| Regulatory Conformance | JJG 536–2015 Class 0.01 |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | SJG-705 |
| Instrument Type | Online |
| pH Range | 0.00–14.00 (Res: 0.01, Acc: ±0.05 pH ±1 digit) |
| ORP Range | ±1999 mV (Res: 1 mV, Acc: ±10 mV ±1 digit) |
| Conductivity | 0.000 µS/cm–19.9 mS/cm (Res: 0.1/1 µS/cm, 0.01 mS/cm |
| Acc | ±2.0% FS) |
| TDS | 0.000 mg/L–9.9 g/L (Res: 0.1 mg/L, 0.01 g/L) |
| Turbidity | 0.00–500.0 NTU (Res: 0.01 NTU, Acc: ±10%) |
| Dissolved Oxygen | 0.00–20.00 mg/L / 0.0–200.0% sat (Res: 0.01 mg/L, 0.1% |
| Acc | ±0.50 mg/L & ±10% sat) |
| Temperature | −10.0–120.0 °C (Res: 0.1 °C, Acc: ±0.5 °C ±1 digit @ 0–60 °C) |
| Communication | RS-232 / RS-485 / Ethernet (selectable) |
| Power | AC 220 V ±10%, 50 Hz |
| Dimensions | 560 × 400 × 1680 mm |
| Weight | 50 kg |
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