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| Brand | LiquriTech |
|---|---|
| Model | LQ-5Z-H2SO4 |
| Origin | Japan |
| Detection Principle | Conductivity-Based Electrochemical Measurement |
| Measurement Range | 0.00–2.00% H₂SO₄ (w/w) |
| Sample Temperature Range | 0.0–40.0 °C |
| Electrode Material | PPS (Polyphenylene Sulfide) Body with Stainless Steel Sensing Elements |
| Temperature Compensation | Automatic (NTC-based, 0–40 °C) |
| Calibration | Zero & Span Calibration via Manual Adjustment |
| Ingress Protection | IP66 |
| Power Supply | 3 × LR03 (AAA) Alkaline Batteries with Auto-Shutdown |
| Electrode Cable Length | 1 m |
| Instrument Dimensions | 38(H) × 75(W) × 180(D) mm |
| Electrode Dimensions | Ø17 × 180 mm |
| Instrument Weight | ~300 g |
| Electrode Weight | ~50 g |
| Compliance | CE-marked for industrial use |
| Brand | Rikagaku |
|---|---|
| Origin | Japan |
| Model | CR-30 |
| Measurement Principle | Platinum-Cobalt Spectrophotometric Method |
| Range | 0.0–50.0 Pt-Co Units |
| Repeatability | ±0.5 Pt-Co Units (at constant temperature) |
| Operating Temperature | 5–35°C |
| Storage Temperature | −10–35°C |
| Protection Rating | IP63 |
| Power Supply | 4 × LR1 (1.5 V) alkaline batteries (DC 6 V) |
| Dimensions | 54 × 38 × 350 mm |
| Weight | ~300 g |
| Sensor Immersion Depth | Fixed reference level |
| Zero Calibration | Deionized or distilled water |
| Span Calibration | Optional Pt-Co standard solution (e.g., 10 Pt-Co units, 250 mL) |
| Display Alerts | BAT (low battery), ERR (error), S (sensor fault), CAL (calibration mode) |
| Over-range Indication | Upper limit value blinking |
| Sample Compatibility | Clear, low-turbidity aqueous samples (e.g., drinking water, swimming pool water) |
| Exclusions | Organic solvents, strong alkalis, hydrofluoric acid |
| Brand | Rikorika |
|---|---|
| Origin | Japan |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | IR-V1 |
| Pricing | Upon Request |
| Measurement Principle | Infrared Absorption Photometry |
| Measurable Analytes | TMAH, H₂SO₄, HCl, NaOH, H₂O₂ |
| Concentration Ranges | H₂SO₄: 0–500 g/L |
| HCl | 0–200 g/L |
| NaOH | 0–300 g/L |
| TMAH | 0–250 g/L |
| H₂O₂ | 0–350 g/L |
| Sample Temp. Range | 0.0–35.0 °C |
| Calibration | Zero calibration standard |
| Memory Capacity | Up to 19 measurement records |
| Power Supply | 4× LR03 alkaline batteries |
| Auto-Power-Off | After 10 min inactivity |
| Sample Volume | ~1 mL |
| Dimensions (W×H×D) | 88×174×65 mm |
| Weight | ~310 g |
| Standard Accessories | Instrument body, measurement cell, batteries, instruction manual, warranty card |
| Brand | Kikuchi |
|---|---|
| Origin | Japan |
| Model | EC-5Z |
| Measurement Principle | AC 3-Electrode Conductometry |
| Display | 4-digit, dual-line LCD (simultaneously shows conductivity and temperature) |
| Temperature Compensation | Automatic (NTC thermistor), user-selectable temperature coefficient (0.00–9.99 %/°C) |
| Electrode Constant Adjustment | Fully programmable (100 m⁻¹ or 400 m⁻¹ preconfigured |
| Operating Temperature Range | 0–100 °C |
| IP Rating | IP66 |
| Power Supply | 3 × LR03 (AAA) alkaline batteries with auto-power-off |
| Dimensions | 38 × 75 × 180 mm (H×W×D) |
| Weight | ~300 g |
| Electrode Materials | PPS housing, fluorocarbon O-rings, carbon sensing elements, polypropylene cable |
| Cable Length | 2 m standard |
| Compatible Electrodes | ECD-1C (100 m⁻¹, for low–mid range), ECD-4C (400 m⁻¹, for mid–high range) |
| Units | SI (S/m, mS/cm, µS/cm) and legacy units (mho/cm, etc.) switchable |
| Measurement Parameters | Conductivity, salinity (calculated), temperature |
| Brand | Hokuri |
|---|---|
| Origin | Japan |
| Model | H2O2-V2 |
| Measurement Range | 0–1200 mg/L H₂O₂ |
| Resolution | 1 mg/L |
| Method | Solid-phase photometric assay (catalyzed peroxidase reaction) |
| Interference Resistance | Confirmed immunity to Cu²⁺, Fe²⁺/Fe³⁺, Ni²⁺, Cr³⁺/Cr⁶⁺ at typical plating bath concentrations |
| Dimensions | 185 × 95 × 45 mm |
| Weight | 380 g |
| Power | Rechargeable Li-ion battery (≥8 h continuous operation) |
| Compliance | Designed per ISO 15528:2018 (water quality — sampling guidance), compatible with GLP documentation workflows |
| Brand | Rikari |
|---|---|
| Origin | Japan |
| Model | TRC-30 |
| Measurement Principle | Dual-Beam Transmittance Photometry (Spectrophotometric Method) |
| Turbidity Range | 0.0–50.0 NTU (Polystyrene Standard) |
| Color Range | 0.0–50.0 Pt-Co Units (Platinum-Cobalt Scale) |
| Resolution | 0.01 unit (0.0–9.99), 0.1 unit (10.0–50.0) |
| Repeatability | ±0.2 units under specified conditions |
| Operating Temperature | 5–35 °C |
| Protection Rating | IP63 (Dust-Resistant & Drip-Protected) |
| Power Supply | 4 × AA Alkaline Batteries (DC 6 V) |
| Dimensions | 54 × 38 × 350 mm |
| Weight | Approx. 300 g |
| Calibration | Zero-point with deionized water |
| Compliance | Aligns with MHLW Ordinance on Water Quality Standards for Public Water Supply (Japan), Industrial Water Testing Methods, and JIS K 0102 Annex B (Transmittance Method) |
| Brand | Kasuri |
|---|---|
| Model | KP-11Z |
| Measurement Principle | Glass Electrode (pH), Platinum Electrode (ORP), Thermistor (Temperature) |
| pH Range | 0.00–14.00 (0.01 resolution) |
| ORP Range | −1999 to +1999 mV (1 mV resolution) |
| mV Range | −1999 to +1999 mV (1 mV resolution) |
| Temperature Range | 0.0–50.0 °C (0.1 °C resolution) |
| Accuracy (pH) | ±0.02 pH |
| Accuracy (ORP/mV) | ±0.2% of reading |
| Accuracy (Temp) | ±0.2 °C |
| Repeatability | pH ≤ ±0.02, ORP/mV ≤ ±0.2%, Temp ≤ ±0.2 °C |
| ATC | Yes (0–45 °C) |
| Memory Capacity | 30 data sets |
| Power | 4.5 V DC (3 × AAA/LR03 batteries) |
| Auto-off | 30 min |
| IP Rating | IP67 (with properly mated probe connector) |
| Dimensions (main unit) | 70 × 40 × 173 mm (W×H×D) |
| Weight (unit only) | ~290 g |
| Housing Material | ABS plastic |
| Electrode | PHD-11 (glass pH/platinum ORP, 3 m cable) |
| Compliance | JIS T 1201 (pH meters), JIS K 0101 (water analysis), SS242 & S251 certified electrode types |
| Brand | KRK |
|---|---|
| Origin | Japan |
| Model | LQ-5Z |
| Measurement Principle | Potentiometric Electrode Method (Ion-Selective) |
| Measurands | NH₃ (aq), NaOH, KOH, H₂SO₄, HCl, HNO₃, TMAH |
| Sample Type | Single-component aqueous solutions only (no mixtures) |
| Concentration Ranges | NH₃: 0.00–2.00% w/w |
| NaOH | 0.00–3.00% w/w |
| KOH | 0.00–3.00% w/w |
| H₂SO₄ | 0.00–2.00% w/w |
| HNO₃ | 0.00–2.00% w/w |
| TMAH | 0.00–5.00% w/w |
| HCl | range not specified in source data |
| Temperature Range | 0.0–40.0 °C |
| Temperature Compensation | Automatic (NTC-based) |
| Calibration | Zero & span calibration per analyte |
| Enclosure Rating | IP66 |
| Power | 3× LR03 (AAA) alkaline batteries with auto-off |
| Electrode Type | 4-electrode conductometric/potentiometric sensor (model-specific), 1 m cable |
| Instrument Dimensions | 38(H) × 75(W) × 180(D) mm |
| Electrode Dimensions | Ø17 × 180 mm |
| Weight | Instrument ≈ 300 g |
| Brand | Rikari Chemical |
|---|---|
| Origin | Japan |
| Model | H2O2-V1 |
| Measurement Principle | Molybdenum Yellow Spectrophotometry |
| Range | 0.0–120.0 g/L |
| Resolution | 0.1 g/L |
| Repeatability | ≤ ±5% FS |
| Response Time | <5 s after power-on |
| Measurement Time | ~60 s per sample |
| Auto-power-off | 5 s after measurement |
| Calibration | Zero calibration + span calibration using standard solution |
| Light Source | LED (stable narrow-band emission) |
| Power Supply | 4 × AA alkaline batteries (LR03, 6 V DC) |
| Dimensions | 88 W × 174 D × 65 H mm |
| Weight | ~310 g |
| Standard Accessories | Instrument body, 4 × AA batteries, H2O2-V1-RA reagent (500 mL), 5-mL syringe, 0.1-mL micropipette, instruction manual, warranty card, carrying case |
| Brand | Rikari Kagaku |
|---|---|
| Origin | Japan |
| Model | LQ-5Z Multi |
| Measurement Principle | Potentiometric Electrode Method |
| Analyte Range | THAM 0–5% w/w, NaOH 0–3% w/w, Na₂CO₃ 0–10% w/w, NH₃·H₂O 0–2% w/w |
| Sample Temperature Range | 0.0–40.0 °C |
| Calibration | Single-point zero calibration |
| Temperature Compensation | Automatic (NTC-based) |
| Enclosure Rating | IP66 |
| Power Supply | 3× LR03 (AAA) alkaline batteries |
| Auto-power-off | Yes |
| Electrode Type | 4C-series combination electrode |
| Electrode Cable Length | 1 m |
| Instrument Dimensions (H×W×D) | 38 × 75 × 180 mm |
| Electrode Dimensions (Ø × L) | 17 × 180 mm |
| Weight | Instrument ≈ 300 g, Electrode ≈ 50 g |
| Brand | Rikorika |
|---|---|
| Model | TP-30 |
| Origin | Japan |
| Measurement Principle | Near-infrared transmittance (880 nm) |
| Optical Path Length | 60 mm |
| Measurement Range | 2.0–200 cm |
| Resolution | 0.1 cm (2.0–99.9 cm), 1 cm (100–200 cm) |
| Accuracy | ±3% FS or better |
| Repeatability | ±3% FS |
| Operating Temperature | 2–40 °C (water), 0–40 °C (ambient) |
| Humidity Limit | ≤95% RH |
| Ingress Protection | IP63 (dust-resistant and splash-proof) |
| Power Supply | 4 × AA alkaline batteries (DC 6 V) |
| Auto Power-off | Yes |
| Housing Material | POM + rubberized impact-absorbing casing |
| Dimensions | 48 × 32 × 320 mm |
| Weight | ~300 g |
| Standard Accessories | Fluoride ion sensor module, shock-absorbing protective cap, PVC sample cell, calibration filter, user manual, batteries |
| Brand | Rikorika |
|---|---|
| Origin | Japan |
| Model | TR-55 |
| Measurement Principle | 90° Nephelometric Detection with Near-Infrared Light Source |
| Range | 0.1–1000 NTU (3-range auto-scaling) |
| Resolution | 0.01 NTU (0.1–11 NTU), 0.1 NTU (11–110 NTU), 1 NTU (110–1000 NTU) |
| Accuracy | ±2% of reading |
| Light Source | 850 nm Near-Infrared LED |
| Optical Geometry | ISO 7027-compliant 90° scattered-light detection |
| Compliance | Meets ISO 7027, ASTM D6508, and EPA Method 180.1 requirements |
| Brand | LiquriTech |
|---|---|
| Model | LQ-5Z-HNO3 |
| Measurement Principle | Conductivity-based Electrochemical Sensing |
| Measuring Range | 0.00–2.00% HNO₃ (w/w) |
| Sample Temperature Range | 0.0–40.0°C |
| Accuracy | ±0.02% (full scale, typical) |
| Temperature Compensation | Automatic (NTC sensor, 0–40°C) |
| Calibration | Zero & Span (single-point or two-point) |
| Enclosure Rating | IP66 |
| Power Supply | 3× LR03 (AAA) alkaline batteries with auto-off |
| Electrode Material | PPS (Polyphenylsulfone) body, platinum/SS sensing elements |
| Cable Length | 1 m |
| Dimensions (instrument) | 38(H) × 75(W) × 180(D) mm |
| Weight (instrument only) | ~300 g |
| Electrode Dimensions | φ17 × 180 mm |
| Electrode Weight | ~50 g |
| Compliance | CE-marked, RoHS-compliant, designed per IEC 60529 (IP66), suitable for GLP-aligned routine QC |
| Brand | Rikorika |
|---|---|
| Origin | Japan |
| Model | TP-10Z |
| Measurement Wavelength | 880 nm (NIR) |
| Transmittance Range | 2.0–200 cm |
| Absorbance Range | 0.000–2.000 Abs/60 mm |
| Resolution | 0.1 cm (2.0–99.9 cm), 1 cm (100–200 cm), 0.001 Abs |
| Repeatability | ±3% FS or better |
| Operating Temperature | 0–40 °C, ≤95% RH |
| IP Rating | IP67 (when probe fully mated) |
| Power Supply | 4.5 V DC (3×AAA alkaline batteries) |
| Dimensions | 70×170×36 mm |
| Weight | ~270 g (including batteries) |
| Standard Accessories | Fluoride ion sensor, shock-absorbing rubber cap, PVC sample cell, calibration filter, user manual |
| Brand | Kasuri |
|---|---|
| Origin | Japan |
| Model | H2O2-V2L |
| Measurement Range | 0–1200 mg/L |
| Resolution | 1 mg/L |
| Accuracy | ±5% FS |
| Repeatability | ±5% FS |
| Response Time | <5 s after power-on |
| Auto-off | After 5 s hold of measurement button |
| Dimensions | 88 × 174 × 65 mm |
| Weight | ~310 g |
| Power | 4× AAA alkaline batteries (DC 6 V) |
| Measurement Method | LED-based photometry with dual-wavelength compensation |
| Calibration | Zero-point calibration standard |
| Sample Compatibility | Aqueous copper plating electrolytes containing Cu²⁺, Fe²⁺/Fe³⁺, Ni²⁺, Cr⁶⁺/Cr³⁺ |
| Compliance | Designed per JIS K 0121 and ISO 15705 for photometric water analysis in industrial process control |
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