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| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-721 |
| Portability | Pen-type |
| Measurement Principle | Ion-selective electrode (NaCl-specific) |
| Salinity Range | 0.1–10% (w/w NaCl) |
| Temperature Range | 5–40 °C |
| Temperature Compensation | Automatic (2%/°C fixed coefficient) |
| Accuracy | ±10% of reading |
| Resolution | 0.1% |
| IP Rating | IP67 |
| Power Source | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. probe tip) |
| Weight | ~50 g (instrument only, no batteries) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-731 |
| Measurement Principle | Solid-State Ion-Selective Electrode (ISE) Method |
| Detection Parameter | Single-Parameter (K⁺) |
| Portability | Pen-Type Design |
| Sample Volume Requirement | 0.05 mL (minimum, dual measurement) or ≥0.3 mL |
| Measurement Range | 39–3900 ppm (mg/L), equivalent to 1.0 × 10⁻³ – 1.0 × 10⁻¹ mol/L |
| Calibration | Two-Point Calibration |
| Accuracy | ±10% of reading |
| Temperature Compensation | Automatic (2%/°C fixed coefficient) |
| Resolution | 0.1 ppm (mg/L) |
| Temperature Measurement Range | 0–40 °C |
| Temperature Accuracy | ±0.5 °C |
| IP Rating | IP67 |
| Operating Environment | 5–40 °C, ≤85% RH (non-condensing) |
| Power Supply | Two CR2032 lithium coin cells |
| Dimensions | 164 × 29 × 20 mm (excluding probe protrusion) |
| Weight | Approx. 50 g (instrument only, excluding batteries) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-731 |
| Type | Pen-style portable ion meter |
| Measurement Principle | Solid-state ion-selective electrode (ISE) method |
| Measuring Range | 39–3900 ppm (mg/L) or 10⁻³–10⁻¹ mol/L K⁺ |
| Temperature Range | 5–40 °C |
| Accuracy | ±10% of reading |
| Resolution | 0.1 ppm (mg/L) |
| Calibration | Two-point calibration |
| Temperature Compensation | Automatic (2%/°C fixed coefficient) |
| IP Rating | IP67 |
| Power Supply | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. probe protrusion) |
| Weight | Approx. 50 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Instrument Type | Benchtop |
| Model | DS-71 |
| Measurement Parameters | Conductivity, Resistivity, Salinity, TDS, Temperature |
| Conductivity Range | 0.0 µS/m – 1.999 S/m |
| TDS Range | 0.01 mg/L – 100 g/L |
| Resistivity Range | 0.0 Ω·m – 1.999 MΩ·m |
| Salinity Range | 0.00 – 80.00 ppt |
| Temperature Range | 0.0 – 100.0 °C |
| Accuracy | ±0.05% of full scale |
| Resolution | 0.001 (for primary parameters) |
| Measurement Principle | Dual-electrode AC excitation (2-electrode alternating current method) |
| Compliance | JIS, USP <645>, EP 2.2.38, JP XVIII, ChP |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-741/B-742/B-743 |
| Type | Pen-style single-parameter ion meter |
| Measurement Principle | Solid-state ion-selective electrode (ISE) method |
| Nitrate (NO₃⁻) Range | 62–6,200 ppm (mg/L) [10⁻³–10⁻¹ mol/L] |
| Nitrate-nitrogen (NO₃⁻–N) Range | 14–1,400 ppm (mg/L) |
| Temperature Range | 5–40 °C |
| Temperature Compensation | Automatic (2 %/°C fixed coefficient) |
| Accuracy | ±10 % of reading |
| Resolution | 0.1 ppm (for NO₃⁻) |
| Calibration | Two-point calibration with standard solutions |
| IP Rating | IP67 |
| Power | Two CR2032 lithium batteries |
| Dimensions | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | ~50 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | 3562-10D |
| Conductivity Range | 0.1 mS/cm to 10 S/cm (1 µS/cm to 100 mS/cm) |
| Cell Constant | 100 m⁻¹ (1 cm⁻¹) |
| Minimum Sample Volume | 16 mL |
| Operating Temperature Range | 0–60 °C |
| Part Number | 3014082513 (Legacy: 9056001200) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-771 |
| Form Factor | Pen-type |
| Measurement Parameters | Conductivity (EC), TDS, Salinity, Temperature |
| Conductivity Range | 0–19.9 mS/cm |
| TDS Range | 0–9900 ppm |
| Salinity Range | 0–1.1 % (NaCl) |
| Temperature Range | 5–40 °C |
| Accuracy | ±2% F.S. (conductivity), ±0.1 °C (temperature) |
| Resolution | 0.1 mS/cm, 0.1 ppm (TDS), 0.01 % (salinity), 0.1 °C |
| Temperature Compensation | Automatic, fixed 2 %/°C coefficient |
| IP Rating | IP67 |
| Power | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. probe tip) |
| Weight | Approx. 45 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-771 |
| Portability | Pen-type |
| Conductivity Range | 0–19.9 mS/cm |
| TDS Range | 0–9900 ppm |
| Salinity Range | 0–1.1% NaCl |
| Temperature Range | 5–40 °C |
| Accuracy | ±2% F.S. ±1 digit |
| Resolution | 0.1 (for all primary parameters) |
| Measurement Principle | Two-electrode AC conductometry |
| Minimum Sample Volume | ≥0.12 mL |
| Temperature Compensation | Fixed 2%/°C |
| IP Rating | IP67 |
| Power | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. probe protrusion) |
| Weight | ~45 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-771 |
| Measurement Principle | Two-Electrode AC Method |
| Conductivity Range | 0–19.9 mS/cm |
| TDS Range | 0–9900 ppm |
| Salinity Range | 0–1.1% (NaCl) |
| Resistivity Range | Not applicable |
| Temperature Range | 5–40 °C |
| Accuracy | ±2% FS ±1 digit (per range) |
| Resolution | 0.1 (for conductivity, TDS, salinity, temperature) |
| Temperature Compensation | Fixed 2%/°C |
| Calibration | Two-point calibration |
| Protection Rating | IP67 |
| Power Supply | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | Approx. 45 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | DS-72 |
| Form Factor | Benchtop |
| Conductivity Range | 0.0 µS/m – 1.999 S/m |
| TDS Range | 0.01 mg/L – 1000 g/L |
| Resistivity Range | 0.0 Ω·m – 1.999 MΩ·m |
| Salinity Range | 0.00 – 80.00 ppt |
| Temperature Range | 0.0 – 100.0 °C (extended to −30.0 – 130.0 °C) |
| Accuracy | ±0.5% F.S. ±1 digit (conductivity/resistivity/salinity/TDS), ±0.1 °C ±1 digit (temperature) |
| Resolution | 0.05% F.S. (conductivity/resistivity), 0.01 ppt (salinity), 0.01 mg/L (TDS), 0.1 °C (temperature) |
| Data Storage | 2000 measurements |
| Compliance | JIS Z 8806, USP <645>, EP 2.2.38, JP XVIII, ChP (Chinese Pharmacopoeia) General Chapter 0681 |
| Language Support | English, Japanese, Chinese, Korean |
| Power Supply | AC adapter 100–240 V, 50/60 Hz, ~9.8 VA |
| Weight | 700 g |
| Interfaces | USB port for PC communication and USB mass storage |
| GLP/GMP Features | Audit trail-capable data logging, user authentication support, calibration history with timestamped entries |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | DS-72 |
| Form Factor | Benchtop |
| Conductivity Range | 0.0 µS/m – 1.999 S/m |
| TDS Range | 0.01 mg/L – 1000 g/L |
| Resistivity Range | 0.0 Ω·m – 1.999 MΩ·m |
| Salinity Range | 0.00 – 80.00 ppt |
| Temperature Range | 0.0 – 100.0 °C (extended to −30.0 – 130.0 °C) |
| Accuracy | ±0.05% F.S. |
| Resolution | 0.001 (unit-dependent) |
| Data Storage | 2000 sets |
| Compliance | JIS, USP <645>, EP 2.2.38, JP XVIII, ChP |
| Language Support | English, Japanese, Chinese, Korean |
| Power Supply | AC adapter 100–240 V, 50/60 Hz |
| Power Consumption | ~9.8 VA |
| Weight | ~700 g |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-711 / B-712 |
| Portability | Pen-type |
| Measurement Principle | Glass electrode method |
| pH Range | 2.0–12.0 |
| Calibration | B-711 — single-point |
| Accuracy | ±0.1 pH (after calibration, repeatability in standard buffer) |
| Resolution | 0.1 pH |
| Temperature Range | 5–40 °C |
| Temperature Compensation | Automatic (NTC thermistor) |
| IP Rating | IP67 (dust-tight |
| Sample Volume | ≥0.05 mL (with optional sampling film B) or ≥0.1 mL (standard) |
| Power | Two CR2032 lithium batteries |
| Dimensions (L×W×H) | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | ~50 g (instrument only, excl. batteries) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | 3552-10D |
| Cell Constant | 100 m⁻¹ (1 cm⁻¹) |
| Conductivity Range | 0.1 mS/cm to 10 S/cm (1 μS/cm to 100 mS/cm) |
| Minimum Sample Volume | 15 mL |
| Temperature Range | 0–100 °C |
| Part Number | 3014081545 (9096000900) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-771 |
| Detection Parameter | Single (Conductivity) |
| Portability | Pen-type |
| Conductivity Range | 0–19.9 mS/cm |
| TDS Range | 0–9900 ppm |
| Salinity Range | 0–1.1% NaCl |
| Temperature Range | 5–40 °C |
| Accuracy | ±2% F.S. ±1 digit |
| Resolution | 0.1 mS/cm, 0.1 ppm, 0.01% |
| Measurement Principle | Two-electrode AC method |
| Sample Volume | ≥0.12 mL |
| Temperature Compensation | Fixed 2%/°C |
| IP Rating | IP67 |
| Power | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm |
| Weight | ~45 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-771 |
| Portability | Pen-type |
| Conductivity Range | 0–19.9 mS/cm |
| TDS Range | 0–9900 ppm |
| Salinity Range | 0–1.1% |
| Temperature Range | 5–40 °C |
| Accuracy | ±2% F.S. ±1 digit |
| Resolution | 0.1 |
| Calibration | Two-point |
| IP Rating | IP67 |
| Power | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | ~45 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Instrument Type | Benchtop |
| Measurement Parameters | Conductivity, Resistivity, TDS, Salinity, Temperature |
| Conductivity Range | 0–200 S/m (configurable via cell constant: 0.000 mS/m–199.9 S/m) |
| TDS Range | 0.01 mg/L–100 g/L |
| Resistivity Range | 0.000 Ω·m–1.999 MΩ·m |
| Salinity Range | 0.00–80.00 ppt |
| Temperature Range | 0.0–100.0 °C (extended to −30.0–130.0 °C with optional probe) |
| Accuracy | ±0.5% of full scale |
| Resolution | 0.05% F.S. for conductivity/resistivity/salinity/TDS |
| Temperature Resolution | 0.1 °C |
| Repeatability | ±0.5% F.S. ±1 digit (conductivity/resistivity) |
| Data Storage | 999 measurement records |
| Compliance | JIS Z 8806, USP <645>, EP 2.2.38, JP XVI, CP 2020 Chapter 0903 |
| Connectivity | USB port for PC communication and data export |
| Power Supply | AC adapter (100–240 V, 50/60 Hz), ~0.7 VA |
| Weight | ~500 g |
| Display | Capacitive touchscreen (full graphical interface) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | 3573-10C |
| Cell Constant | 1000 m⁻¹ (10 cm⁻¹) |
| Conductivity Range | 1 mS/cm to 100 S/cm (10 μS/cm to 1 S/cm) |
| Minimum Sample Volume | 4 mL |
| Operating Temperature Range | 0–60 °C |
| Electrical Connection | BNC or DIN-compatible analog output |
| Material | Platinum electrodes, PEEK body, EPDM or Viton O-rings (standard configuration) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-721 |
| Portability | Pen-type |
| Salinity Measurement Range | 0.1–10% (w/w NaCl) |
| Temperature Measurement Range | 5–40 °C |
| Accuracy | ±10% of reading |
| Minimum Resolution | 0.1% |
| Temperature Compensation | Automatic (2%/°C fixed coefficient) |
| IP Rating | IP67 |
| Power Source | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | ~50 g (instrument only, excluding batteries) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-771 |
| Detection Parameter | Single (Conductivity) |
| Portability | Pen-type |
| Conductivity Range | 0–19.9 mS/cm |
| TDS Range | 0–9900 ppm |
| Salinity Range | 0–1.1% NaCl |
| Temperature Range | 5–40 °C |
| Accuracy | ±2% F.S. ±1 digit |
| Resolution | 0.1 mS/cm, 0.1 ppm, 0.01% NaCl, 0.1 °C |
| Calibration | Two-point (KCl standard solutions) |
| IP Rating | IP67 |
| Power | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. probe protrusion) |
| Weight | ~45 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-771 |
| Detection Parameter | Single (Conductivity) |
| Portability | Pen-style |
| Conductivity Range | 0–19.9 mS/cm |
| TDS Range | 0–9900 ppm |
| Resistivity Range | Not applicable |
| Salinity Range | Not applicable |
| Temperature Range | 5–40 °C |
| Accuracy | ±2% F.S. ±1 digit |
| Minimum Resolution | 0.1 mS/cm |
| Measurement Principle | Two-electrode AC method |
| Sample Volume | ≥0.12 mL |
| Calibration | Two-point calibration |
| Temperature Compensation | Fixed 2%/°C coefficient |
| IP Rating | IP67 |
| Power Source | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | ~45 g (instrument only) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | 3561-10D |
| Cell Constant | 10 m⁻¹ (0.1 cm⁻¹) |
| Conductivity Range | 10 μS/cm to 1 S/cm (0.1 μS/cm to 10 mS/cm) |
| Minimum Sample Volume | 10 mL |
| Operating Temperature Range | 0–60 °C |
| Part Number | 3014082350 (Legacy: 9056001100) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-721 |
| Portability | Pen-type |
| Salinity Measurement Range | 0.1–10% (w/w NaCl) |
| Temperature Measurement Range | 5–40 °C |
| Accuracy | ±10% of reading |
| Minimum Resolution | 0.1% |
| Temperature Compensation | Automatic, fixed 2%/°C coefficient |
| Protection Rating | IP67 |
| Power Source | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. probe protrusion) |
| Weight | ~50 g (instrument only, excluding batteries) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | 3551-10D |
| Cell Constant | 10 m⁻¹ (0.1 cm⁻¹) |
| Conductivity Range | 10 µS/cm to 1 S/cm (0.1 µS/cm to 10 mS/cm) |
| Minimum Sample Volume | 50 mL |
| Operating Temperature Range | 0–60 °C |
| Part Number | 3014081712 (9056000800) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | B-741/B-742/B-743 |
| Detection Parameter | Nitrate (NO₃⁻) only |
| Portability | Pen-type |
| Temperature Measurement Range | 5–40 °C |
| Temperature Accuracy | ±0.1 °C |
| Temperature Resolution | 0.1 °C |
| NO₃⁻ Measurement Range | 62–6200 mg/L (10⁻³–10⁻¹ mol/L) |
| NO₃⁻-N Range | 14–1400 mg/L |
| Calibration | Two-point calibration |
| Accuracy | ±10% of reading |
| IP Rating | IP67 |
| Power Source | Two CR2032 batteries |
| Dimensions | 164 × 29 × 20 mm (excl. protrusions) |
| Weight | ~50 g (instrument only) |
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