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| Brand | Thermo Fisher Scientific |
|---|---|
| Model | PH700 |
| Origin | USA |
| Type | Benchtop Electrochemical pH Meter |
| pH Range | −2.00 to 16.00 |
| pH Resolution & Accuracy | 0.01, ±0.01 pH |
| mV Range | ±2000 mV |
| mV Resolution & Accuracy | 0.1 mV (±199.9 mV), 1 mV (±200 mV+) |
| Temperature Range | 0.0 to 100.0 °C |
| Temp Resolution & Accuracy | 0.1 °C, ±0.5 °C |
| Calibration Points | Up to 5-point |
| Buffer Standards | USA (pH 4.01, 7.00, 10.01) and NIST (pH 4.01, 6.86, 9.18) |
| Temperature Compensation | Automatic or Manual (0–100 °C) |
| Data Storage | 100 measurements |
| Output Interface | RS-232 or USB (with optional cable) |
| Power Supply | 9 V DC adapter |
| Brand | Thermo Fisher Scientific |
|---|---|
| Model | PHTestr 30 |
| Origin | USA |
| Type | Waterproof Portable pH/Temp Pen Meter |
| Measurement Range | pH –1.00 to 15.00, Temperature 0 to 50 °C |
| Resolution | 0.01 pH / 0.1 °C |
| Accuracy | ±0.01 pH / ±0.5 °C |
| Calibration | Auto 3-point with USA (4.01, 7.00, 10.01) or NIST (4.01, 6.86, 9.18) buffers |
| Temperature Compensation | Automatic (ATC) |
| Electrode Design | Double-junction Ag/AgCl reference system with high-capacity gel electrolyte |
| Auto-off | After 8.5 minutes of inactivity |
| Display | Dual-line LCD (2.1 × 2.7 cm) |
| Power | 4 × 1.5 V button cells (LR44) |
| Battery Life | >500 hours |
| Operating Temperature | 0–50 °C |
| Dimensions (Instrument) | 16.5 × 3.8 cm |
| Weight (Instrument) | 90 g |
| Packaging Dimensions | 18.5 × 6.5 × 5 cm |
| Weight (Packaged) | 200 g |
| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Model | ORPTestr 10 |
| Electrode Type | Double-Junction |
| Interface | BNC (ORPTestr 10 BNC variant) |
| Measurement Range | −999 to +1000 mV |
| Resolution | 1 mV |
| Accuracy | ±2 mV |
| Calibration | Single-point manual |
| Temperature Compensation | None |
| Operating Temperature | 0–50 °C |
| Display | Dual-line LCD (2.1 × 2.7 cm) |
| Power | 4 × 1.5 V button cells |
| Battery Life | >500 hours |
| Dimensions (Instrument Only) | 16.5 × 3.8 cm |
| Weight (Instrument Only) | 90 g |
| Packaging Dimensions | 18.5 × 6.5 × 5 cm |
| Package Weight | 200 g |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | Singapore |
| Model | pH6+ |
| Instrument Type | Portable |
| Measurement Parameters | pH, ORP, Temperature (°C) |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| Temperature Range | 0.0–100.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| ORP Range | ±1000 mV |
| ORP Resolution | 0.1 mV (up to 199.9 mV), 1 mV (above) |
| ORP Accuracy | ±2 mV ±1 LSD |
| Calibration Points | 3-point (pH) |
| Buffer Standards | USA, NIST, PWB |
| ATC/MTC Compensation | 0–100 °C |
| Auto-Off | After 20 min inactivity |
| Power Supply | 4 × 1.5 V AAA alkaline batteries |
| Battery Life | >200 hours |
| Display | LCD (4.5 × 2.3 cm) |
| Dimensions (unit) | 14 × 17 × 3.5 cm |
| Weight (unit) | 200 g |
| Packaging Dimensions | 36 × 28 × 8 cm |
| Packaging Weight | 1500 g |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | USA |
| Model | PC700 |
| pH Range | –2.00 to 16.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH + 1 LSD |
| pH Calibration | Up to 5-point (pH 1.68, 4.01, 7.00, 10.01, 12.45) |
| Temperature Range | –10.0 to 110.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Conductivity Range | 0–200.0 mS/cm |
| Conductivity Resolution | 0.1 / 0.01 mS/cm |
| Conductivity Accuracy | ±1% of full scale |
| Conductivity Calibration | Up to 5-point per range |
| TDS Range | 0–100 ppt (TDS factor 0.5) |
| TDS Resolution | 0.1 / 0.01 ppt |
| TDS Accuracy | ±1% of full scale + 1 digit |
| TDS Calibration | Up to 5-point per range |
| mV Range | ±2000 mV |
| mV Resolution | 0.1 mV (±199.9 mV), 1 mV (>±200 mV) |
| mV Accuracy | ±0.2 mV (±199.9 mV), ±2 mV (>±200 mV) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S210 / S220 / S230 |
| Instrument Type | Benchtop |
| Parameter Types | Multi-parameter (pH, mV, rel. mV, °C) |
| Measurement Range | –2.000 to 20.000 pH |
| Resolution | 0.001 / 0.01 / 0.1 pH |
| Accuracy | ±0.002 pH |
| Calibration Solutions | China-specific buffer sets (e.g., pH 4.01, 6.86, 9.18) |
| IP Rating | IP54 |
| Display | High-contrast color TFT touchscreen |
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