Soil Acidity Meter
Filter
Showing all 13 results
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-Soil |
| Measurement Principle | Refractometric determination via glycerol–water equilibrium solution (5:3 v/v) per ISO 16586:2003 |
| Measurement Parameters | Gravimetric Water Content (0–200%, ±2% @ 0–40%, ±5% @ 41–100%), Volumetric Water Content (0–100%, ±1% @ 0–60%, ±2% @ 61–100%), Temperature (10.0–40.0 °C, ±1.0 °C, 0.1 °C resolution) |
| Auto-Temperature Compensation | 10–40 °C |
| Sample Volume | 0.3 mL |
| Measurement Time | ~3 s |
| Power | 2 × AAA batteries |
| IP Rating | IP65 |
| Dimensions & Weight | 55(W) × 31(D) × 109(H) mm, 100 g (host only) |
| Brand | AZ (Beijing AoZuo) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Regional Category | Domestic (China) |
| Model | ENVIdata-Redox |
| Output Range (pH electrode) | −175 to +175 mV (corresponding to pH 4–10, pH 7 = 0 mV) |
| Electrode Diameter (pH) | 6 mm |
| Electrode Length (pH) | 80 mm |
| Protective Sleeve Diameter | 20 mm |
| Protective Sleeve Max Length | 1 m |
| Cable Length | 2 m (customizable) |
| Reference Electrode | Ag/AgCl with 3 M KCl electrolyte, ceramic junction, PVC body |
| Field Reference Electrode Dimensions | Ø12 mm × 110 mm |
| Salt Bridge | Ø25 mm × 400 mm |
| Lab Reference Electrode Dimensions | Ø6 mm × 80 mm |
| Salt Bridge | Ø12 mm × 120 mm |
| Redox Electrode Tip | Pt wire, Ø1 mm × 5 mm |
| Redox Electrode Body | Carbon fiber tube, Ø6 mm |
| Redox Reference Electrode | Ø12 mm × 120 mm |
| Redox Control Module Range | ±1250 mV |
| Resolution | 0.1 mV |
| Accuracy | ±3 mV |
| Brand | BEIYU TECHNOLOGIES |
|---|---|
| Origin | Shanghai, China |
| Model | ECT 200T |
| Sample Capacity | 54 positions |
| pH Range | 0–14 |
| Accuracy | ±0.02 pH |
| Liquid Dispensing Precision | ±2% |
| Compliance | LY/T 1239–1999, NY/T 1121.2–2006 |
| Brand | BEIYU TECHNOLOGIES |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ECT-300T |
| Price | Upon Request |
| Sample Capacity | 56 positions |
| pH Measurement Range | 0–14 |
| Accuracy | ±0.01 pH |
| Liquid Dispensing Precision | 0.1% |
| Origin | Taiwan |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | PH30P |
| Price Range | USD 140–420 |
| pH Range | 0.00–13.00 |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 + 1 LSD |
| Temperature Range | 0–100.0 °C |
| Temperature Resolution | 0.1 °C |
| Electrode | Replaceable CS1930P Piercing-Type pH Sensor (316L stainless steel shaft) |
| Display | Backlit 20×30 mm multi-line LCD |
| Battery | 1×1.5 V AAA (>500 h life) |
| Auto-off | 5 min |
| Dimensions | 185×40×48 mm |
| Weight | 95 g |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-712 |
| Measurement Principle | Glass Electrode Method |
| pH Range | 2.0–12.0 |
| Accuracy | ±0.1 pH (after calibration, using standard buffer solutions) |
| Calibration | 1-point or 2-point automatic calibration |
| Minimum Sample Volume | 0.05 mL (with optional sampling film B) or ≥0.1 mL |
| Temperature Compensation | Automatic (ATC) |
| Auto-Hold Function | Yes |
| Ingress Protection | IP67 (1 m submersion for 30 min |
| Operating Environment | 5–40 °C, ≤85% RH (non-condensing) |
| Power Supply | Two CR2032 lithium batteries |
| Dimensions (L×W×H) | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | Approx. 50 g (instrument only, excl. batteries) |
| Brand | LANENDE Intelligent Technology |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LD-TPHn |
| Instrument Type | Portable |
| Functionality | Multi-parameter Soil Analyzer |
| pH Range | 0–14 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.1 |
| Dimensions | 204 × 100 × 36 mm (L × W × H) |
| Weight | 0.3 kg |
| Data Storage Capacity | 300,000 records |
| Display | Full-color LCD |
| Connectivity | USB + 4G cellular uplink |
| Software | Free PC-based data management suite with Excel export, curve plotting, and threshold-based color-coded alerting |
| Brand | Raykol |
|---|---|
| Model | AT 300 |
| Origin | Fujian, China |
| Manufacturer | Raykol Group |
| Instrument Type | Automated Soil pH Analyzer |
| Sample Capacity | 96-position rack |
| Parallel Channels | 4 independent detection channels |
| pH Resolution | 0.001 |
| Sample Vessels | Compatible with 100 mL centrifuge tubes and 50 mL tall-form beakers |
| Calibration | Automatic electrode calibration with built-in temperature compensation |
| Reagent Handling | Up to 3 reagents independently programmable |
| Liquid Handling | Precision peristaltic pumps with auto-calibration |
| Mixing | Motor-driven stirrer for homogeneous suspension |
| Cleaning | Dedicated wash station with configurable rinse cycles |
| Compliance | Designed to support protocols per NY/T 1121.2–2006 and LY/T 1239–1999 |
| Software | Method-driven interface with audit trail, user-level access control, and configurable alarm thresholds (reagent low, waste full) |
| Data Output | Auto-generated PDF/CSV reports with timestamp, operator ID, calibration log, and raw sensor readings |
| Brand | Spectrum |
|---|---|
| Origin | USA |
| Model | Soilstik |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.01 |
| Temperature Range | −5 °C to +90 °C |
| Temperature Resolution | 0.1 °C (−5 °C to +50 °C), 1 °C (+50 °C to +90 °C) |
| Temperature Accuracy | ±1 °C (−5–50 °C), ±3 °C (50–90 °C) |
| Calibration | Two-point (pH 4.01 and pH 7.00) |
| Display | LCD with real-time pH and temperature |
| Auto-Temperature Compensation (ATC) | Yes |
| IP Rating | IP67-rated waterproof housing |
| Power | Four CR2032 coin cells |
| Auto-Off | After 10 minutes of inactivity |
| Data Storage | 15 readings |
| Dimensions | 35.6 × 172.7 × 40.6 mm |
| Weight | 110 g |
| Electrode Status Indication | “RENEW” flash alert |
| Battery Low Alert | “BAT” display |
| Brand | Spectrum Technologies |
|---|---|
| Origin | USA |
| Model | IQ150 |
| Measurement Range | pH 0.00–14.00 |
| Temperature | 0–100 °C |
| Output Voltage | ±1999 mV |
| Resolution | pH 0.01/0.1, Temp 0.1 °C, Voltage 0.1/1.0 mV |
| Accuracy | pH ±0.01, Temp ±0.5 °C, Voltage ±0.1 mV |
| Calibration | 1- or 2-point |
| Buffer Recognition | 1.68, 4.00, 6.86, 7.00, 7.14, 9.18, 10.01, 11.88, 12.45 |
| Temperature Compensation | Manual or Automatic (0–100 °C) |
| Power Supply | 9 V DC battery or 12 V AC adapter |
| Dimensions | 90 × 180 × 40 mm |
| Weight | 1300 g |
| Brand | Top Cloud-agri |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Direct Manufacturer |
| Model | SDT-60 |
| pH Range | 3–8 |
| pH Accuracy | ±0.2 pH |
| Moisture Range | 1–8% (v/v or gravimetric equivalent) |
| Moisture Accuracy | ±1% |
| Probe Insertion Depth | 6 cm |
| Power Source | None (galvanic cell-based, self-powered) |
| Probe Material | Corrosion-resistant metal alloy |
| Expected Service Life | ≥3 years |
| Compliance | Designed for field-deployable soil assessment per ISO 10390:2022 (soil pH determination) and ASTM D4972-21 (acid-soluble salts in soils) |
| Brand | Top Cloud-agri |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | TZS-pH-IG |
| Price | Upon Request |
| pH Range | 0–14 |
| pH Accuracy | ±0.5 |
| Power Supply | 7.4 V / 2.8 Ah Rechargeable Lithium Battery |
| Data Storage | 30,000 records in internal Flash + expandable 4 GB microSD card |
| Connectivity | GPRS wireless transmission, USB data import, GPS geotagging |
| Sensor Interface | IP67-rated expansion hub supporting up to 32 sensor types |
| Operating System Support | Android & iOS mobile apps |
| Compliance | Designed for field-deployable environmental monitoring per ISO 10390:2022 (soil pH determination), supports GLP-aligned data traceability via timestamped, georeferenced records |
| Brand | UGT |
|---|---|
| Origin | Germany |
| Model | FOG II |
| Measurement Principle | Pressure-based CO₂ evolution from HCl–CaCO₃ reaction |
| Display | Backlit LCD with membrane keypad |
| Power | 3×AA alkaline or rechargeable batteries |
| Measurement Range | 0–100% CaCO₃ (w/w) |
| Accuracy | ±0.5% CaCO₃ |
| Resolution | 0.1% CaCO₃ |
| Linearity (r²) | ≥0.999 |
| Temperature Compensation | Built-in sensor, 5–50 °C |
| Sample Mass | 0.5–5 g |
| Analysis Time | ~30 s per sample |
| Data Storage | Last 50 measurements |
| Ingress Protection | IP65 |
| Dimensions (L×W×H) | 200×94×39 mm |
| Weight | 350 g |
| Housing Material | UL 94 HB-rated ABS |
| Keypad | Polyester (PET) membrane |
| Display Coating | Scratch-resistant resin |
| Standard Kit | Analyzer unit, glass reaction vials, 100 mL sampling bottle, silicone tubing, precision micro-scale (0.01 g resolution), batteries, operation manual, and rugged carry case |