pH Meter
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| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Type | Dual-parameter (pH + temperature) |
| Measurement Range | −2.00 to 18.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Calibration Points | 1–3 point automatic calibration |
| Buffer Recognition | Auto-identifies five standard GB buffers (1.68, 4.00, 6.86, 9.18, 12.46 pH) and supports custom buffer entry |
| Temperature Compensation | Automatic and manual modes |
| Data Storage | 50 measurement sets with recall and deletion |
| Display | 6-inch HD LCD |
| Protection Rating | IP54 |
| Compliance | GB/T 11165–2005, JJG 119–2018, HJ 1396–2024 |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Measurement Principle | Two-electrode AC conductivity measurement |
| Measurement Range | 0–1×10⁵ µS/cm |
| Accuracy | ±1.5% FS (DDS-11A & DDS-11D), ±1.0% FS (DDS-11C) |
| Resolution | 0.1 µS/cm (analog scale) |
| Calibration Standard | NIST-traceable Chinese national calibration solutions |
| Compliance | GB/T 11018–2021 (Chinese National Standard for Conductivity Meters) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Brand | LeiCi |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Types | Multi-parameter (Conductivity, TDS, Temperature) |
| Measurement Range | 0–1.999 × 10⁵ µS/cm |
| Accuracy | ±0.5% FS |
| Resolution | 0.01 µS/cm (DDS-307), 0.01 µS/cm / 0.01 °C (DDS-307A), 0.001 µS/cm (DDS-308) |
| Calibration Standard | NIST-traceable conductivity standards (China-specific formulation) |
| Temperature Compensation | Manual (DDS-307), Automatic (DDS-307A & DDS-308) |
| Output Interface | 0–10 mV analog (DDS-307), RS232 (DDS-308) |
| Display | LED (DDS-307/307A), LCD (DDS-308) |
| Brand | Leici |
|---|---|
| Model | PH-30 |
| Type | Pen-Style pH Meter |
| Measurement Range | (-2.00 to 16.00) pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.02 pH |
| Repeatability | ≤0.01 pH |
| mV Range | -1000 to +1000 mV |
| mV Resolution | 1 mV |
| Temperature Range | (0.0 to 60.0) °C |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.3 °C |
| ATC Range | (0.0 to 60.0) °C |
| Calibration Points | 1–3 point (auto-recognized GB & US buffers) |
| IP Rating | IP67 |
| Power | 4 × AAA batteries |
| Battery Life | >200 h |
| Dimensions | 40 × 30 × 188 mm |
| Weight | ~0.15 kg |
| Housing Material | ABS |
| Electrode Options | Spherical, Flat-Surface, or Conical pH Sensing Tips |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PH-30P |
| Instrument Type | Pen-Style pH Meter |
| Parameter Types | pH, mV, Temperature |
| pH Measurement Range | (-2.00 to 16.00) pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.02 pH |
| pH Repeatability | ≤0.01 pH |
| mV Range | -1000 to +1000 mV |
| mV Resolution | 1 mV |
| Temperature Range | (0.0 to 60.0) °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C |
| Automatic Temperature Compensation (ATC) | 0.0–60.0 °C |
| Calibration Points | 1–3 point with auto-buffer recognition (GB and US standard buffers) |
| IP Rating | IP67 |
| Housing Material | ABS |
| Power Supply | 4 × AAA batteries |
| Battery Life | >200 hours |
| Dimensions (L×W×H) | 188 × 40 × 30 mm |
| Weight | ~0.15 kg |
| Display | High-contrast LCD with backlight |
| Data Lock | Auto-lock (5–20 s adjustable) and manual hold |
| Auto-power-off | Configurable timer |
| Additional Functions | Factory reset, backlight adjustment, unit toggle (°C/°F) |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | PH-30Z |
| Instrument Type | Pen-Style pH Meter |
| Parameter Types | Multi-Parameter (pH, mV, Temperature) |
| pH Measurement Range | (-2.00 to 16.00) pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.02 pH |
| pH Repeatability | ≤0.01 pH |
| mV Range | -1000 to +1000 mV |
| mV Resolution | 1 mV |
| Temperature Range | (0.0 to 60.0) °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C |
| Automatic Temperature Compensation (ATC) | 0.0–60.0 °C |
| Calibration Points | 1–3 point with auto-buffer recognition (GB and US standard buffers) |
| Display | High-contrast LCD with backlight |
| IP Rating | IP67 |
| Electrode Options | Replaceable spherical, flat-surface, or conical pH sensing tips |
| Power | 4 × AAA batteries (>200 h battery life) |
| Dimensions | 40 × 30 × 188 mm |
| Weight | ~0.15 kg |
| Housing Material | ABS polymer |
| Included Accessories | Wrist strap, portable carrying case, calibration vials, pre-filled GB/US buffer solutions (pH 4.01, 7.00, 10.01), and batteries |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | PHB-4 |
| Instrument Type | Portable |
| Parameter Types | Dual-parameter (pH/mV) |
| pH Accuracy | ±0.03 pH |
| pH Range | (0.00–14.00) pH |
| Resolution | 0.01 pH |
| mV Range | (−1400–+1400) mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.2% FS |
| Temperature Compensation | Manual |
| Calibration Solutions | GB Standard Buffers at pH 4.00, 6.86, and 9.18 |
| Calibration Points | 1–2 point |
| IP Rating | IP65 |
| Power Supply | Rechargeable Li-ion battery |
| Dimensions | 80 × 225 × 35 mm |
| Weight | 0.4 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHB-4 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Range | (0.00–14.00) pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.03 pH |
| Calibration Standards | GB buffer solutions at pH 4.00, 6.86, and 9.18 |
| mV Range | (−1400–1400) mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.2% FS |
| Temperature Compensation | Manual |
| IP Rating | IP65 |
| Dimensions | 80 × 225 × 35 mm |
| Weight | 0.4 kg |
| Power | Rechargeable Li-ion battery |
| Brand | Leici |
|---|---|
| Model | PHB-4 |
| Type | Portable pH/ORP Meter |
| Measurement Range | 0.00–14.00 pH / −1400 to +1400 mV |
| Resolution | 0.01 pH / 1 mV |
| Accuracy | ±0.03 pH / ±0.2% FS |
| Temperature Compensation | Manual |
| Calibration | Up to 2-point, auto-recognition of Chinese standard buffers (pH 4.01, 6.86, 9.18) |
| Power | Rechargeable Li-ion battery (DC 5 V adapter included) |
| Dimensions | 80 × 225 × 35 mm |
| Weight | 0.4 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHB-4 |
| Instrument Type | Portable |
| Parameter Type | Single-parameter (pH/mV) |
| Measurement Range | 0.00–14.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH ±1 digit |
| Temperature Compensation | Manual |
| Calibration Buffers | pH 4.01, 7.00, and 9.18 standard solutions |
| Display | Backlit LCD showing pH/mV and temperature simultaneously |
| Stability | ±0.03 pH ±1 digit / 3 h |
| Power Supply | 2 × AA alkaline batteries |
| Dimensions | 170 × 75 × 30 mm |
| Weight | 0.5 kg |
| Basic Error | ±0.03 pH |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (China) |
| Model | PHB-5 |
| Instrument Type | Portable |
| Parameter Type | Single-parameter (pH only) |
| Measurement Accuracy | ±0.01 pH |
| Measurement Range | −2.00 to 18.00 pH |
| Resolution | 0.01 pH |
| Calibration Solutions | GB Standard Buffers at pH 4.00, 6.86, and 9.18 |
| Auto-Detection | Yes (for standard buffer recognition) |
| Temperature Compensation | Automatic and Manual Modes |
| Power Supply | Rechargeable Li-ion Battery + AC Adapter |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | PHB-5 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Accuracy | ±0.01 pH |
| pH Range | (-2.00 to 18.00) 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 Solutions at 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 | 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 | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | PHBJ-260 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH only) |
| Measurement Range | −2.00 to 20.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Calibration Standards | NIST-traceable Chinese national buffer solutions (pH 4.01, 6.86, 7.00, 9.18, 10.01) |
| Temperature Compensation | Automatic and Manual |
| Display | Backlit LCD (adjustable blue backlight) |
| Data Storage | Internal memory for calibration records and measurement logs |
| Connectivity | RS-232 serial interface (compatible with TP-16 printer and REX data acquisition software) |
| Protection Rating | IP65 |
| Power Supply | Battery-operated with low-battery indicator and auto-power-off function |
| Electrode Compatibility | Standard BNC connector |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | PHBJ-260 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter (pH, mV, Temperature) |
| pH Resolution | 0.01 pH |
| pH Range | –2.00 to 20.00 pH |
| Accuracy | ±0.01 pH |
| mV Range | –2000.0 to 2000.0 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.1% FS or ±0.3 mV |
| Temperature Range | –5.0 to 110.0 °C (23.0 to 230.0 °F) |
| Temp. Resolution | 0.1 °C/°F |
| Temp. Accuracy | ±0.2 °C |
| Calibration Standards | GB, DIN, NIST |
| Calibration Points | 1–5-point pH calibration |
| Data Storage Capacity | 500 datasets |
| Protection Rating | IP65 |
| Power Supply | Rechargeable Li-ion battery (DC5V input via AC adapter, USB-compatible charging) |
| Dimensions | 80 × 255 × 35 mm |
| Weight | 0.4 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHBJ-260 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter (pH, mV, Temperature) |
| pH Measurement Range | (-2.00 to 20.00) pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| mV Range | (-2000.0 to 2000.0) mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.1% FS or ±0.3 mV |
| Temperature Range | (-5.0 to 110.0) °C / (23.0 to 230.0) °F |
| Temperature Resolution | 0.1 °C / 0.1 °F |
| Temperature Accuracy | ±0.2 °C |
| Calibration Points | 1–5-point pH calibration |
| Buffer Recognition | Auto-identification of GB, DIN, and NIST standard buffer sets |
| Data Storage Capacity | 500 measurement records |
| Protection Rating | IP65 |
| Power Supply | Rechargeable Li-ion battery with USB-C/DC5V charging support |
| Dimensions (L×W×H) | 80 × 255 × 35 mm |
| Weight | 0.4 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHBJ-260 |
| Instrument Type | Portable |
| Parameter Type | Single-parameter (pH/mV/T) |
| Measurement Range | 0.00–14.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH ±1 digit |
| Temperature Compensation | Manual/Automatic (0–99 °C) |
| Display | Backlit LCD with blue illumination |
| Data Storage | 200 sets |
| Interface | RS-232 |
| IP Rating | IP65 |
| Power Supply | 4 × AA alkaline batteries |
| Buffer Options | Five selectable Chinese-standard pH calibration solutions |
| Measurement Modes | pH, mV (ORP), and temperature (−5.0–105.0 °C) |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | PHBJ-260F |
| Price Range | USD 420–690 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Accuracy | ±0.01 pH |
| pH Measurement Range | −2.00 to 20.00 pH |
| pH Resolution | 0.01 pH |
| mV Range | −2000.0 to +2000.0 mV |
| mV Resolution | 0.1 mV |
| Temperature Range | −5.0 to 110.0 °C (23.0 to 230.0 °F) |
| Temperature Resolution | 0.1 °C/°F |
| Temperature Accuracy | ±0.2 °C |
| Calibration Standards Supported | GB, DIN, NIST |
| IP Rating | IP65 |
| Data Storage Capacity | 1000 datasets |
| Power Source | Rechargeable Li-ion battery (DC5V input via AC adapter or USB power bank) |
| Dimensions | 90 × 255 × 40 mm |
| Weight | 0.5 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHBJ-260F |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter (pH, mV, Temperature) |
| Measurement Accuracy | ±0.01 pH |
| pH Range | −2.00 to 20.00 pH |
| pH Resolution | 0.01 pH |
| mV Range | −2000.0 to 2000.0 mV |
| mV Resolution | 0.1 mV |
| Temperature Range | −5.0 to 110.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.2 °C |
| Calibration Standards Supported | GB, DIN, NIST |
| Protection Rating | IP65 |
| Data Storage Capacity | 1000 datasets |
| Power Supply | Rechargeable Li-ion battery (DC5V input compatible) |
| Dimensions | 90 × 255 × 40 mm |
| Weight | 0.5 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHBJ-261L |
| Instrument Type | Portable |
| Parameter Type | Single-parameter (pH/mV/°C) |
| Measurement Range | –2.000 to 20.000 pH |
| Resolution | 0.001 pH |
| Accuracy | ±0.002 pH |
| Calibration Standards Supported | GB, DIN, NIST, USA, MERK, JIS |
| Temperature Compensation | Automatic and Manual |
| Calibration Points | Up to 8-point pH, 1-point ORP |
| Data Storage Capacity | 1,000 datasets |
| IP Rating | IP65 |
| Display | Color TFT Touchscreen |
| Connectivity | USB, Bluetooth 5.0, U-disk interface, Barcode scanner compatible |
| Power | Rechargeable Li-ion battery with PC/mobile power bank charging support |
| Compliance | GLP-compliant data logging with audit trail, LIMS-ready |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | PHBJ-261L |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Measurement Accuracy | ±0.002 pH |
| pH Range | −2.000 to 20.000 pH |
| pH Resolution | 0.001 pH |
| mV Range | −2000.00 to 2000.00 mV |
| mV Resolution | 0.01 mV |
| Temperature Range | −10.0 to 135.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C |
| Calibration Standards Supported | GB, DIN, NIST, USA, MERCK, JIS |
| IP Rating | IP65 |
| Battery | Rechargeable Li-ion |
| Dimensions (L×W×H) | 90 × 255 × 40 mm |
| Weight | 0.5 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHBJ-261L |
| Instrument Type | Portable pH Meter |
| Parameter Types | Multi-parameter (pH, mV, Temperature) |
| pH Measurement Range | −2.000 to 20.000 pH |
| pH Resolution | 0.001 pH |
| pH Accuracy | ±0.002 pH |
| mV Range | −2000.00 to 2000.00 mV |
| mV Resolution | 0.01 mV |
| mV Accuracy | ±0.03% or ±0.1 mV |
| Temperature Range | −10.0 to 135.0 °C (14.0 to 275.0 °F) |
| Temperature Resolution | 0.1 °C/°F |
| Temperature Accuracy | ±0.1 °C |
| Calibration Standards Supported | GB, DIN, NIST, USA, MERCK, JIS |
| Calibration Points | 1–8 for pH |
| IP Rating | IP65 |
| Power Supply | Rechargeable Li-ion battery |
| Dimensions | 90 × 255 × 40 mm |
| Weight | 0.5 kg |
| Data Storage Capacity | 1000 datasets per parameter type |
| Connectivity | USB interface, Bluetooth 5.0, QR code scanning support via external scanner |
| Compliance | GLP-compliant data logging with audit trail, timestamp, operator ID, and electrode history tracking |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop pH Meter |
| Measurement Range | 0.00–14.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.05 pH |
| Calibration | Manual 2-point with auto-recognition of three standard pH buffers (Chinese national buffer set) |
| Temperature Compensation | Manual, 0.0–60.0 °C |
| Input Impedance | ≥3×10¹¹ Ω |
| Stability | ±0.05 pH ±1 digit / 3 h |
| Display | LCD, dual-parameter (pH/mV) |
| Power Supply | DC 6 V, 300 mA |
| Dimensions (W×D×H) | 220 × 160 × 65 mm |
| Weight | 1.0 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | PHS-25 |
| Price Range | USD 70–140 |
| Instrument Type | Benchtop |
| Parameter Types | Dual (pH and mV) |
| pH Accuracy | ±0.05 pH |
| pH Range | 0.00–14.00 pH |
| pH Resolution | 0.01 pH |
| mV Range | −1400 to +1400 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±1% FS |
| Temperature Compensation | Manual |
| Calibration Buffers | GB Standard Solutions at pH 4.00, 6.86, and 9.18 |
| Calibration Points | 1–2 point |
| Display | LCD with stability indicator |
| Enclosure Rating | IP54 |
| Power Supply | AC 100–240 V input, DC 20 V / 1500 mA output |
| Dimensions (L×W×H) | 200 × 160 × 63 mm |
| Weight | 0.6 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHS-25 |
| Instrument Type | Benchtop |
| Parameter Types | Dual (pH and mV) |
| pH Measurement Range | 0.00–14.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.05 pH |
| mV Range | −1400 to +1400 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±1% FS |
| Temperature Compensation | Manual |
| Calibration Solutions | GB Standard Buffers at pH 4.00, 6.86, and 9.18 |
| Calibration Points | 1–2 point |
| Display | LCD with Stability Indicator |
| Protection Rating | IP54 |
| Power Supply | AC/DC Adapter (Input: 100–240 VAC |
| Output | 20 VDC / 1500 mA) |
| Dimensions | 200 × 160 × 63 mm |
| Weight | 0.6 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Type | Single-parameter (pH/mV) |
| Measurement Range | 0.00–14.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.05 pH ±1 digit |
| Basic Error | ±0.05 pH ±1 digit (pH mode) |
| Temperature Compensation | Manual (0.0–60.0 °C) |
| Calibration | Two-point digital calibration using pH 4.00 and pH 7.00 or pH 9.00 buffers |
| Display | LCD (digital) + analog pointer (dual-scale model) |
| Power Supply | DC 9 V (digital version) |
| Dimensions & Weight | 220 × 160 × 65 mm, 1 kg (digital) |
| Standard Electrode | E-201-C composite pH electrode with Q9 connector |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Type | Dual (pH/mV) |
| pH Measurement Range | 0.00–14.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| mV Range | −1400 to +1400 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Input Impedance | ≥1×10¹² Ω |
| Temperature Compensation | Manual, 0.0–60.0 °C |
| Calibration Options | 1–2 point |
| Display | 6-inch HD LCD |
| IP Rating | IP54 |
| Dimensions | 290 × 210 × 95 mm |
| Weight | 1.5 kg |
| Power Supply | AC 100–240 V adapter |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM Manufacturer |
| Regional Classification | Domestic (China) |
| Model | PHS-2F |
| Price Range | USD 140–280 |
| Instrument Type | Benchtop |
| Parameter Types | Dual (pH + mV) |
| pH Accuracy | ±0.01 pH |
| pH Range | 0.00–14.00 pH |
| pH Resolution | 0.01 pH |
| mV Range | −1800 to +1800 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Temperature Compensation | Manual |
| Calibration Standards | GB Standard Buffers (pH 4.00, 6.86, 9.18) |
| Calibration Points | 1–2 point |
| Display | High-contrast LCD with stability indicator |
| Enclosure Rating | IP54 |
| Power Supply | AC/DC adapter (Input: 100–240 VAC, Output: 20 VDC / 1500 mA) |
| Dimensions (L×W×H) | 200 × 160 × 63 mm |
| Weight | 0.6 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Capability | Dual (pH and mV) |
| pH Measurement Range | 0.00–14.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| mV Range | −1800 to +1800 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Temperature Compensation | Manual |
| Calibration Standards | GB Standard Buffers (pH 4.00, 6.86, 9.18) |
| Calibration Points | 1–2 point |
| Display | LCD with Stability Indicator |
| Protection Rating | IP54 |
| Power Supply | AC 100–240 V input / DC 20 V, 1500 mA output |
| Dimensions (L×W×H) | 200 × 160 × 63 mm |
| Weight | 0.6 kg |
| Compliance | GB/T 11165–2022 (Laboratory pH Meters) |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Type | Single-parameter (pH/mV) |
| Measurement Range | 0.00–14.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH ±1 digit |
| Basic Error | ±0.01 pH ±1 digit |
| Input Impedance | ≥1×10¹² Ω |
| Stability | (±0.01 pH ±1 digit)/3 h |
| Temperature Compensation | Manual, 0.0–60.0 °C |
| Display | LCD |
| Calibration | Up to 2-point, auto-recognition of 3 standard buffer solutions (Chinese national standard buffers) |
| Power Supply | AC 220 V ±22 V, 50 Hz ±1 Hz |
| Dimensions (W×D×H) | 290 × 210 × 95 mm |
| Weight | 1.5 kg |