Soil Nutrient Analyzer
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| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Class | Portable |
| Detection Principle | Chemical Colorimetry |
| Number of Detection Channels | 4 |
| Test Parameters | Nitrogen (N), Phosphorus (P), Potassium (K), Organic Matter, pH, EC, Moisture, and 28+ additional macro/micronutrients in soil, fertilizer, water, plant tissue, and crop samples |
| Measurement Range | 0.001–9999 (unitless absorbance-derived concentration scale) |
| Repeatability | ≤0.03% (as CV, measured with potassium dichromate solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | IN-HF100 |
| Instrument Category | Portable |
| Detection Principle | Photometric Colorimetry |
| Number of Detection Channels | 4 (Fixed-Position Solid-State Cuvette Module) |
| Test Parameters | Total N, Total P, Total K, Available N (NH₄⁺-N, NO₃⁻-N), Available P, Available K, Organic Matter, Humic Acid (water-soluble & free forms), Urea-N, Biuret, Soluble Salts, and Aquatic Nutrients (N/P/K in clear/turbid water) |
| Measurement Range | 0.001–9999 (unitless absorbance-derived concentration index |
| Repeatability | ≤0.03% RSD (using certified K₂Cr₂O₇ reference solution) |
| Stability | Drift ≤0.3% T/h (transmittance), ≤0.001 Abs/h (absorbance) within 2 hours post-power-on |
| Linearity Error | ≤0.1% (CuSO₄ standard) |
| Wavelength Accuracy | Red 680±2 nm, Blue 420±2 nm, Green 510±2 nm, Orange 590±4 nm |
| pH Module | Range 1–14, Resolution 0.01, Accuracy ±0.1 |
| Absolute Error (Single Nutrient) | ≤0.5%, Combined NPK Error: ≤1.0% |
| Power | AC 220±22 V / DC 12 V + 5 V (integrated 4800 mAh Li-ion battery, >10 h continuous operation) |
| Dimensions | 470 × 340 × 210 mm |
| Weight | 5.2 kg |
| Enclosure Rating | IP65 |
| Display | 7.0″ TFT-LCD, 1024×600 resolution, backlight-enabled for field use |
| Operating System | Android 5.1, Quad-core CPU ≥1.8 GHz, 16 GB internal storage |
| Data Security | Dual-authentication (PIN + fingerprint), multi-user account support, audit-trail enabled |
| Connectivity | Wi-Fi 802.11 b/g/n, dual USB ports, built-in thermal printer (no ribbon), GPS geotagging, QR code export |
| Compliance | Meets requirements for GLP-compliant nutrient analysis under ISO 14001, ISO/IEC 17025-aligned workflow validation, and supports 21 CFR Part 11–compliant data integrity when deployed with cloud platform |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | IN-HF300 |
| Instrument Type | Portable |
| Detection Channels | 4 |
| Test Parameters | Total N, Total P, Total K, Available N (NH₄⁺-N, NO₃⁻-N), Available P, Available K, Organic Matter, Humic Substances (water-soluble & free forms), Urea-N, Biuret, Soluble Salts in Water Samples |
| Measurement Range | 0.001–9999 (unitless absorbance-based quantification scale) |
| Repeatability | ≤0.03% (measured with potassium dichromate standard solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | IN-HT100 |
| Instrument Type | Portable |
| Detection Channels | 4 |
| Test Parameters | Nitrogen (N), Phosphorus (P), Potassium (K), Organic Matter, pH, EC, Moisture, Ca, Mg, S, Si, B, Fe, Cu, Mn, Zn, Cl, and more |
| Measurement Range | 0.001–9999 |
| Repeatability | ≤0.03% |
| Light Sources | 4 fixed-wavelength LEDs (680±2 nm red, 420±2 nm blue, 510±2 nm green, 590±4 nm orange) |
| Display | 7.0" color LCD (1024×600) |
| Operating System | Android 5.1, quad-core CPU ≥1.8 GHz, 16 GB internal storage |
| Power | AC 220 V ±10% / DC 12 V + 5 V |
| Environmental Rating | IP65 |
| Connectivity | Wi-Fi, dual USB ports, GPS, thermal printer |
| Compliance | Meets ISO 11260, ISO 14238, ASTM D5158 (soil extractant compatibility), GLP-aligned data audit trail architecture |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | IN-HT200 |
| Portability | Portable |
| Detection Channels | 4 |
| Test Parameters | N, P, K, organic matter, pH, EC, moisture, Ca, Mg, S, Si, B, Fe, Cu, Mn, Zn, Cl, and more |
| Measurement Range | 0.001–9999 |
| Repeatability | ≤0.03% |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | IN-HT200 |
| Instrument Type | Portable |
| Detection Principle | Colorimetric Chemical Assay |
| Detection Channels | 4 Fixed-Position Optical Channels |
| Test Parameters | Nitrogen (N), Phosphorus (P), Potassium (K), Organic Matter, pH, Electrical Conductivity (EC), Moisture Content |
| Measurement Range | 0.001–9999 (unitless absorbance-derived scale) |
| Repeatability | ≤0.03% (as CV, measured with potassium dichromate standard) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | IN-HT200 |
| Price | USD 2,800 (approx.) |
| Instrument Type | Portable |
| Detection Principle | Colorimetric Chemical Analysis |
| Detection Channels | 4 fixed optical channels |
| Test Parameters | Available N, P, K, organic matter, pH, EC, moisture, Ca, Mg, S, B, Fe, Cu, Mn, Zn, Cl, Si, Mo, NO₃⁻-N, NH₄⁺-N, hydrolyzable N, total N/P/K, etc. |
| Measurement Range | 0.001–9999 (unitless absorbance scale |
| Repeatability | ≤0.03% (as CV, measured with K₂Cr₂O₇ standard solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | IN-HT300 |
| Instrument Category | Portable |
| Detection Channels | 4 |
| Test Parameters | Nitrogen (N), Phosphorus (P), Potassium (K), Organic Matter, pH, Electrical Conductivity (EC), Moisture Content, and Trace Elements (Ca, Mg, S, B, Fe, Cu, Mn, Zn, etc.) in Soil, Fertilizer, Plant Tissue, and Water Samples |
| Measurement Range | 0.001–9999 (unitless absorbance-based quantification scale) |
| Repeatability | ≤0.03% (as CV, measured with K₂Cr₂O₇ solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | IN-HT300 |
| Instrument Type | Portable |
| Detection Principle | Colorimetric Chemistry |
| Number of Detection Channels | 4 |
| Test Parameters | Nitrogen (N), Phosphorus (P), Potassium (K), Organic Matter, pH, EC, Moisture, and >40 Macro-/Micronutrients & Heavy Metals in Soil, Fertilizer, Plant Tissue, and Water |
| Measurement Range | 0.001–9999 (unitless absorbance-derived concentration scale) |
| Repeatability | ≤0.03% (as CV, measured with potassium dichromate solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | IN-HT50 |
| Price | USD 1,120 (approx.) |
| Instrument Type | Portable |
| Detection Channels | 4 |
| Test Parameters | Available N, P, K, pH, EC, Organic Matter, Moisture |
| Measurement Range | 0.001–9999 (unitless absorbance scale) |
| Repeatability | ≤0.03% |
| Brand | COMECAUSE |
|---|---|
| Model | IN-HT500 |
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Instrument Class | Portable Field Analyzer |
| Detection Channels | 4 fixed optical channels |
| Test Parameters | N, P, K, organic matter, pH, EC, moisture, temperature, and 30+ macro/micronutrients & heavy metals in soil, fertilizer, plant tissue, and aqueous extracts |
| Measurement Range | 0.001–9999 (unitless absorbance-based quantification scale) |
| Repeatability | ≤0.03% (as CV, measured with potassium dichromate standard) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | IN-HT800 |
| Instrument Type | Portable |
| Detection Principle | Photometric Colorimetry |
| Detection Channels | 4 |
| Test Parameters | Available N, P, K, Organic Matter, pH, EC, Moisture, and 30+ additional soil/plant/fertilizer nutrients & heavy metals |
| Measurement Range | 0.001–9999 (unitless absorbance-based scale) |
| Repeatability | ≤0.03% |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Producer |
| Model | IN-HT800 |
| Instrument Category | Portable Field Analyzer |
| Detection Channels | 4 independent fixed-position photometric channels |
| Test Parameters | N, P, K (ammonium-N, nitrate-N, available P, exchangeable K), organic matter (Tiurin & extraction methods), Ca, Mg, S, Si, B, Fe, Cu, Mn, Zn, Cl, Mo, Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, pH, EC, moisture, temperature |
| Measurement Range | 0.001–9999 (unitless absorbance-based quantification scale) |
| Repeatability | ≤0.03% (as CV, measured with potassium dichromate standard) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Class | Portable |
| Detection Principle | Colorimetric Chemistry (Reagent-Based Spectrophotometric Assay) |
| Number of Detection Channels | 4 |
| Test Matrices | Soil, Fertilizer, Food, Vegetables, Fruits |
| Target Elements | Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, Fe, Zn, Mn, Cu |
| Measurement Range | 0.001–9999 (unitless absorbance-derived concentration index) |
| Repeatability | ≤0.03% (measured with K₂Cr₂O₇ solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | IN-ZS300 |
| Instrument Type | Portable |
| Detection Principle | Colorimetric Chemistry |
| Number of Detection Channels | 4 |
| Test Matrices | Soil, Fertilizer, Food, Vegetables, Fruits |
| Target Elements | Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, Fe, Zn, Mn, Cu |
| Measurement Range | 0.001–9999 (unitless absorbance-based scale) |
| Repeatability | ≤0.03% (as CV, using K₂Cr₂O₇ solution) |
| Brand | COMECAUSE |
|---|---|
| Model | IN-ZS300 |
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Producer |
| Instrument Class | Portable Field Analyzer |
| Detection Principle | Colorimetric Spectrophotometry (Multi-Wavelength) |
| Detection Channels | 4 Fixed-Position Cuvette Slots |
| Test Matrix | Soil, Fertilizer, Food, Vegetables, Fruits |
| Target Analytes | Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, Fe, Zn, Mn, Cu |
| Measurement Range | 0.001–9999 (unitless absorbance-derived concentration index) |
| Repeatability | ≤0.03% (measured with K₂Cr₂O₇ standard solution) |
| Optical Sources | 4 LED-based monochromatic light sources (680±2 nm red, 420±2 nm blue, 510±2 nm green, 590±4 nm orange) |
| Display | 7.0″ TFT-LCD, 1024×600 resolution |
| Operating System | Android 5.1, Quad-core CPU ≥1.8 GHz, 16 GB internal storage |
| Power Supply | AC 220±22 V / DC 12 V + 5 V |
| Environmental Rating | IP65 |
| Dimensions | 470 × 340 × 210 mm |
| Weight | ≤5.2 kg |
| Data Output | Built-in thermal printer, Wi-Fi cloud upload, USB export (CSV), QR-coded report generation |
| Compliance | Designed for field-deployable environmental screening per ISO 11047 (soil sampling), ASTM D6317 (heavy metal extraction), and aligned with US EPA Method 6010D/7000B preparatory workflows |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Portable |
| Detection Principle | Colorimetric Chemical Analysis |
| Number of Detection Channels | 4 |
| Test Matrices | Soil, Fertilizer, Food, Vegetables, Fruits |
| Detectable Elements | Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, Fe, Zn, Mn, Cu |
| Measurement Range | 0.001–9999 (unitless absorbance-based quantification scale) |
| Repeatability | ≤0.03% (measured with K₂Cr₂O₇ solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | IN*HT200 |
| Instrument Type | Portable |
| Detection Principle | Colorimetric Chemistry (Absorbance-Based Quantification) |
| Detection Channels | 4 Fixed-Position Solid-State Cuvette Slots |
| Test Parameters | N, P, K, Organic Matter, pH, EC, Moisture, Ca, Mg, S, Si, B, Fe, Cu, Mn, Zn, Cl, NO₃⁻, NH₄⁺, Total N/P/K, Water-Soluble Humic Substances, and More |
| Measurement Range | 0.001–9999 (unitless absorbance-derived scale, calibrated to mg/kg or % as applicable) |
| Repeatability | ≤0.03% (as CV, measured with K₂Cr₂O₇ standard solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | IN*HT300 |
| Instrument Type | Portable |
| Detection Principle | Colorimetric Chemical Analysis |
| Detection Channels | 4 Fixed-Channel Solid-State Cuvette Module |
| Test Parameters | N, P, K, Organic Matter, pH, EC, Moisture, Ca, Mg, S, B, Fe, Cu, Mn, Zn, Cl, Mo, Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, and more in soil, fertilizer, plant tissue, and water samples |
| Measurement Range | 0.001–9999 (unitless absorbance scale |
| Repeatability | ≤0.03% (measured with potassium dichromate solution) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | IN~HT200 |
| Instrument Type | Portable |
| Detection Principle | Colorimetric Chemical Analysis |
| Detection Channels | 4 independent optical channels |
| Test Parameters | Total Nitrogen (N), Available Phosphorus (P₂O₅), Exchangeable Potassium (K₂O), Organic Matter, pH, EC, and optional micronutrients |
| Measurement Range | 0.001–9999 mg/kg (or % for organic matter, depending on calibration) |
| Repeatability | ≤0.03% RSD (Relative Standard Deviation) |
| Compliance | Designed to support ASTM D5088-22 (Standard Practice for Soil Sampling), ISO 11465:2022 (Soil Quality — Determination of Dry Matter and Water Content), and national agricultural testing guidelines for field-deployable nutrient screening |
| Brand | COMECAUSE |
|---|---|
| Model | IN~HT500 |
| Type | Portable Multi-Channel Soil & Fertilizer Nutrient Analyzer |
| Detection Channels | 4 |
| Measurable Parameters | N, P, K (ammonium-N, nitrate-N, available-P, exchangeable-K), organic matter (Tiemann & extraction methods), pH, EC, moisture, temperature, Ca, Mg, S, B, Fe, Cu, Mn, Zn, Cl, Mo, Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, and more |
| Measurement Range | 0.001–9999 (unitless absorbance-derived concentration scale) |
| Repeatability | ≤0.03% (using potassium dichromate standard) |
| Power Supply | AC 220 V ±10% / DC 12 V + 5 V (built-in 4800 mAh Li-ion battery, ≥10 h runtime) |
| Operating System | Android 5.1, quad-core CPU ≥1.8 GHz, 16 GB internal storage |
| Display | 7.0″ color LCD, 1024×600 resolution |
| Environmental Rating | IP65 |
| Dimensions | 470 × 340 × 210 mm |
| Weight | ~5.2 kg |
| Optical Sources | 4 fixed-wavelength LEDs (680±2 nm red, 420±2 nm blue, 510±2 nm green, 590±4 nm orange) |
| Photometric Stability | Drift <0.3% in 1 h (transmittance), <0.001 in 2 h (absorbance) |
| Linearity Error | ≤0.1% (CuSO₄ calibration) |
| Sensitivity | Red ≥4.5×10⁻⁵, Blue ≥3.17×10⁻³, Green ≥2.35×10⁻³, Orange ≥2.13×10⁻³ |
| Soil Moisture Range | 0–100% (m³/m³), Accuracy ±2% (0–50%), ±3% (50–100%), Resolution 0.1% |
| Soil Temperature Range | −40 to +120 °C, Accuracy ±0.2 °C, Resolution ±0.1 °C |
| Soil EC Range | 0–20 mS/cm, Accuracy ±1%, Resolution ±0.01 mS/cm |
| pH Range | 0–14, Resolution 0.1, Accuracy ±0.2 |
| Data Connectivity | Wi-Fi, Ethernet (RJ45), dual USB, cloud sync via proprietary AgriCloud platform |
| Compliance | CE-marked design principles |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Producer |
| Instrument Class | Portable |
| Detection Principle | Colorimetric Spectrophotometry |
| Number of Detection Channels | 4 |
| Measurable Parameters | Soil NH₄⁺-N, NO₃⁻-N, Available P, Exchangeable K, Total N/P/K, Organic Matter (Tyurin & Extraction Methods), Ca, Mg, S, Si, B, Fe, Cu, Mn, Zn, Cl, Mo, Pb, As, Cr, Cd, Hg, Ni, Al, F, Ti, Se, pH, EC, Moisture |
| Measurement Range | 0.001–9999 (unitless absorbance-derived concentration scale) |
| Repeatability | ≤0.03% (using K₂Cr₂O₇ standard solution) |
| Brand | Santiyiqi |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | ST-T2 |
| Detection Range | 3.6 kg (instrument weight) |
| Operating System | Android (ARM Cortex-A7, RK3288, Quad-core, 1.88 GHz) |
| Display | 7-inch TFT capacitive touchscreen (1024 × 600) |
| Optical System | 4-channel fixed-wavelength cold LED光源 (680±2 nm red, 420±2 nm blue, 510±2 nm green, 590±4 nm orange) |
| Photometric Accuracy | ±0.001 Abs (2 h drift), repeatability ≤0.03% (K₂Cr₂O₇) |
| pH Measurement | 1–14, resolution 0.01, accuracy ±0.1 |
| EC/Soil Salinity | 0.01–1.00%, relative error ±5% |
| Moisture Measurement | 0–100% w/w, error <0.5% |
| Data Connectivity | Wi-Fi, 4G, GPRS, Ethernet, USB |
| Environmental Rating | IP65 |
| Battery | Rechargeable Li-ion, >10 h continuous operation |
| Dimensions | 42 × 31 × 15 cm |
| Net Weight | 3.6 kg |
| Brand | Santiyiqi |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | ST-TN2 |
| Price | USD 4,200 (FOB) |
| Brand | Active Spectrum |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | SM100 |
| Instrument Type | Portable |
| Detection Channels | 1 or 4 (configurable) |
| Measured Parameter | Volumetric Water Content (VWC) |
| Maximum Sample Mass Capacity | 1 kg |
| Operating Voltage | 3–5 V DC @ 6–10 mA |
| Output Signal | Analog voltage (0.5–1.5 V at 3 V excitation |
| Oscillation Frequency | 70–80 MHz |
| Resolution | 0.1% VWC |
| Accuracy | ±1–3% VWC (for soil EC < 8 mS/cm) |
| Sensing Volume | 6 cm × 2 cm × 0.3 cm |
| Standard Cable Length | 1.8 m (optional: 6 m |
| Handheld Meter Operating Temperature | −40 °C to +50 °C |
| Data Storage | ≥6 months continuous logging |
| Measurement Time | ≤1 s per reading |
| Interface | 2.5 mm stereo jack (3-conductor) |
| Data Transfer | USB cable |
| Enclosure Rating | IPX4 (splash-resistant) |
| Brand | Tianyan |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TY-TN1_ |
| Instrument Type | Portable |
| Detection Channels | 8 |
| Measured Parameters | Soil Total Organic Carbon (TOC) and Carbon-to-Nitrogen Ratio (C/N) |
| Measurement Range | 0.001–9999 (unitless absorbance-derived index |
| Repeatability | ≤0.02% (based on potassium dichromate solution, CV) |
| Brand | Youyunpu |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | YP-GT1 |
| Price Range | USD 450 – 8,400 (FOB) |
| Instrument Type | Portable |
| Detection Channels | 6 |
| Test Parameters | Nitrogen (N), Phosphorus (P), Potassium (K), Organic Matter, Total Organic Carbon (TOC), C/N Ratio, pH, Electrical Conductivity (EC), Micronutrients (e.g., Fe, Zn, Cu, Mn), Heavy Metals (e.g., Cd, Pb, As, Cr) |
| Weight | 5.2 kg |
| Brand | Yuntang |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | YT-TRA, YT-TR2 |
| Price Range | USD 215–720 (FOB) |
| Instrument Type | Portable |
| Detection Channels | 12 |
| Test Scope | Soil nutrients, fertilizer composition, plant tissue, water quality, food safety, and environmental parameters |