Water Quality Analysis
Filter
Showing 3481–3510 of 3680 results
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 5200A |
| Instrument Type | Laboratory & Field-Deployable Benchtop Monitor |
| Measurement Principle | Polarographic Electrochemical Probe |
| DO Range | 0–60 mg/L (0–500% air saturation) |
| Accuracy | ±2% or ±0.2 mg/L (whichever is greater) for 0–200% range |
| Repeatability | 0.1% RSD |
| Detection Limit | ±0.1 ppt (for salinity) |
| Temperature Operating Range | –15 °C to +70 °C |
| Enclosure Rating | NEMA 4X, IP65, CE, ULC/CSA CUL, ETL, RoHS |
| Communication Interfaces | RS-232, RS-485, optional TCP/IP via 5402 Serial-to-Ethernet module |
| Data Storage | 1000 measurement records, 1250 alarm/event logs, 1000 configuration change entries, 500 GLP-compliant audit trails |
| Display | Backlit LCD with real-time clock |
| Power Options | 12 V DC (battery or solar compatible) or 100–240 V AC auto-switching with 12 V backup and low-voltage alarm |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 5304 |
| Price Range | USD 2,800 – 14,200 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Oxygen Measurement Principle | Clark-type Polarographic Electrode (Model 5331A) |
| Sample Volume Capacity | 1–8 mL (with 5304 Micro Converter and 5301B Thermostatted Chamber) |
| Oxygen Saturation Range | 0–199.9% |
| Resolution | 0.001% saturation |
| Stability | ±1% of full scale |
| Oxygen Consumption Rate Range | 3–250 µL O₂/hr (air-saturated solution) |
| Electrode Oxygen Consumption | <6×10⁻⁷ g O₂/hr (<0.1 µL O₂/hr) |
| Electrode Response Time | 90% in ≤10 s |
| Chamber Temperature Range | 5–40 °C |
| Temperature Stability | ±0.02 °C |
| Stirring Speed | 480 rpm |
| Ambient Operating Conditions | 15–35 °C, ≤90% RH (optimal ≤65% RH) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 5400 |
| Instrument Type | Laboratory & Field-Deployable DO Monitoring System |
| Measurement Principle | Polarographic Electrochemical Sensor |
| DO Range | 0.01 mg/L (0–10 mg/L), 0.1 mg/L (10–60 mg/L) |
| Accuracy | ±0.2 mg/L (0–20 mg/L) or ±2% of reading (whichever is greater) |
| Repeatability | 0.1% RSD |
| Detection Limit | ±2 ppb (as O₂) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI 55 / 55D |
| Price | Upon Request |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 5500D |
| Instrument Type | Laboratory & Field-Deployable Multi-Channel Monitor |
| Measurement Principle | Optical Luminescence Quenching (Ruthenium-based Sensor) |
| Dissolved Oxygen Range | 0–50 mg/L (or 0–500% air saturation) |
| Accuracy | ±1% of reading or ±0.1 mg/L (whichever is greater) for 0–20 mg/L |
| Resolution | 0.01 mg/L (≤20 mg/L), 0.1 mg/L (>20 mg/L) |
| Temperature Range | 0–45 °C |
| Temp. Accuracy | ±0.2 °C |
| Repeatability | 0.1% RSD |
| Detection Limit | <2 ppb (O₂ in water) |
| Communication | RS-485, RS-232, Ethernet (TCP/IP), Optional Wireless Module |
| Enclosure Rating | NEMA 4X, IP65, CE, ULC/CSA CUL, ETL, RoHS |
| Power Options | 12 VDC (backup capable) or 100–240 VAC auto-switching |
| Data Storage | 2000 measurement records, 1250 alarm/event logs, 1000 configuration change entries, 500 GLP-compliant audit trails |
| Software | AquaManager® (Windows 2000/XP/Vista/7/10), AquaViewer® (iOS/Android) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI 550A |
| Pricing | Upon Request |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 550A |
| Instrument Type | Portable |
| IP Rating | IP67 |
| Measurement Principle | Polarographic (Clark-type) Electrode with Thermistor Temperature Compensation |
| DO Range | 0–50 mg/L (0–500% air saturation) |
| Temperature Range | –5 to +45 °C |
| DO Accuracy | ±2% or ±2% air saturation (0–200%), ±6% (200–500%) |
| Temp Accuracy | ±0.3 °C |
| Resolution | 0.01/0.1 mg/L (selectable), 0.1 °C, 0.1/1% air saturation (selectable) |
| Battery Life | Up to 2000 hours |
| Cable Options | 3.7 m, 7.5 m, 15 m, 30 m |
| Calibration | Built-in DO calibration chamber, automatic temperature compensation, manual salinity & altitude compensation |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 550A-100 |
| Instrument Type | Laboratory/Field-Portable |
| Measurement Principle | Electrochemical Polarographic Probe |
| DO Range | 0–50 mg/L (0–500% air saturation) |
| Accuracy | ±0.3 mg/L or ±2% of reading (0–20 mg/L), ±6% of reading (20–50 mg/L) |
| Repeatability | ±0.05 mg/L |
| Detection Limit | 0.02 mg/L |
| Response Time (t₉₅) | <9 s |
| Temperature Range | –5 to +45 °C |
| Temp Accuracy | ±0.3 °C |
| Salinity Compensation | 0–70 ppt |
| IP Rating | IP67 |
| Power | 4 × C-cell alkaline batteries (≥2000 h at 25 °C) |
| Cable Length Options | 3.7 m / 7.5 m / 15 m / 30 m (550A-100 = 30 m) |
| Dimensions | 22.9 × 11.1 × 8.9 cm |
| Weight | 0.91 kg (with batteries) |
| Probe Material | Stainless steel |
| Membrane | Next-generation PE membrane |
| Calibration & Storage | Integrated probe calibration/storage chamber |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 5563-20 |
| Price Range | USD 2,800 – 13,900 |
| Instrument Type | Field-Deployable Multiparameter Water Quality Analyzer |
| IP Rating | IP67 |
| Data Storage | 49,000 records (with timestamp) |
| Battery | 4× C-cell alkaline or rechargeable option |
| Communication | RS-232 |
| Compliance | ASTM D888, ISO 5814, USP <781>, EPA Method 450.1, GLP-compliant data logging |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 556MPS |
| Instrument Type | Portable Multiparameter Water Quality Analyzer |
| DO (Air Saturation) | 0–500%, Resolution: 0.1%, Accuracy: ±2% or ±2% air saturation (0–200%), ±6% (200–500%) |
| DO (mg/L) | 0–50 mg/L, Resolution: 0.01 mg/L, Accuracy: ±2% or ±0.2 mg/L (0–20 mg/L), ±6% (20–50 mg/L) |
| Temperature | −5 to +45 °C, Resolution: 0.1 °C, Accuracy: ±0.15 °C |
| Conductivity | 0–200 mS/cm, Resolution: 0.001–0.1 mS/cm (range-dependent), Accuracy: ±0.5% or ±0.001 mS/cm (4-m cable), ±1.0% or ±0.001 mS/cm (20-m cable) |
| Salinity | 0–70 ppt, Resolution: 0.01 ppt, Accuracy: ±1.0% or ±0.1 ppt |
| pH (optional) | 0–14, Resolution: 0.01, Accuracy: ±0.2 |
| ORP (optional) | −999 to +999 mV, Resolution: 0.1 mV, Accuracy: ±20 mV |
| TDS | 0–100 g/L, Resolution: 4-digit |
| Barometer (optional) | 500–800 mmHg, Resolution: 0.1 mmHg, Accuracy: ±3 mmHg (within ±15 °C of calibration temperature) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI 556MPS |
| Price | Upon Request |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 556MPS |
| Dissolved Oxygen (DO) | 0–500% air saturation / 0–50 mg/L |
| Conductivity | 0–100 mS/cm |
| Salinity | 0–70 ppt |
| Temperature | −5 to 70 °C |
| pH | 0–14 |
| ORP | −999 to +999 mV |
| TDS | 0–100 g/L |
| Barometer (optional) | 500–800 mmHg |
| Accuracy (typical) | ±0.2 °C (temp), ±0.2 pH, ±2% FS (DO <200%), ±0.001 mS/cm (cond), ±0.1 ppt (salinity) |
| Memory | 49,000 data sets with timestamp |
| IP Rating | IP67 |
| Cable Options | 4 m, 10 m, 20 m |
| Power | 4 × C-cell alkaline or rechargeable batteries |
| Dimensions | 22.9 × 11.9 cm |
| Weight | 0.92 kg (with batteries) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 58 |
| Type | Portable |
| Measurement Principle | Clark-type polarographic electrode |
| DO Range (mg/L) | 0–20 mg/L |
| DO Resolution (mg/L) | 0.01 mg/L |
| DO Accuracy (mg/L) | ±0.03 mg/L |
| DO Range (% air saturation) | 0–200% |
| DO Resolution (% sat) | 0.1% |
| DO Accuracy (% sat) | ±0.3% |
| Temperature Range | −5 to +45 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C |
| Temp Compensation Range | 0 to +45 °C |
| Salinity Compensation Range | 0–40 ppt |
| Salinity Compensation Accuracy | ±0.3% of compensated reading ±1 digit |
| Recorder Output | 0–1 V DC (0.5 V = 1 digit), ±0.4% full scale ±1 least significant digit, min. load 50 kΩ |
| Power | 4 × D-cell batteries (Zn-C or alkaline), ~1000 h life |
| Dimensions | 21.6 × 28.0 × 9.5 cm |
| Weight | 1.90 kg |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI 60 |
| Price | Upon Request |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 600XL / 600XLM |
| DO (Air Saturation) | 0–500%, ±2% (0–200%), ±6% of reading (200–500%) |
| DO (mg/L) | 0–50 mg/L, ±2 mg/L (0–20 mg/L), ±6% (20–50 mg/L) |
| Conductivity | 0–100 mS/cm, ±0.5% of reading + 0.001 mS/cm |
| Temperature | −5 to 50 °C, ±0.15 °C |
| pH | 0–14, ±0.2 |
| ORP | −999 to +999 mV, ±20 mV |
| Salinity | 0–70 ppt, ±1.0% or ±0.1 ppt (whichever is greater) |
| Depth (shallow) | 0–9 m, ±0.018 m |
| Depth (medium) | 0–61 m, ±0.12 m |
| Barometrically Compensated Water Level | 0–9 m, ±0.003 m |
| Data Storage | 150,000 readings (600XLM only) |
| Power | Internal battery (600XLM, up to 75 days at 1-hr interval) or external power (600XL & 600XLM) |
| Communication | SDI-12 compliant |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 600XLM / 600XL |
| Power Options | Internal rechargeable battery (600XLM only) or external DC power (both models) |
| Data Storage Capacity | Up to 150,000 readings |
| Sampling Interval | User-programmable |
| Battery Life | Up to 75 days at 1-hour intervals (600XLM) |
| Depth Rating | Up to 61 m with optional detachable cable |
| Probe Diameter | ≤5 cm for well deployment |
| Sensor Interface | SDI-12 compliant |
| Compatible Display | YSI 650 MDS |
| Optional Accessories | YSI 5083 Flow Cell (groundwater), YSI 6200 Data Logger Platform |
| Measured Parameters | Temperature (°C), Dissolved Oxygen (% air saturation and mg/L), Conductivity (µS/cm), Specific Conductance (µS/cm @ 25°C), Salinity (ppt), pH (unitless), ORP (mV), Depth/Water Level (m), Total Dissolved Solids (mg/L), Resistivity (kΩ·cm) — TDS and resistivity calculated from conductivity and temperature |
| Origin | Australia |
|---|---|
| Type | Portable/Submersible Water Quality Analyzer |
| Model | 620 |
| Measured Parameters | Temperature, Conductivity, TDS, Salinity, Dissolved Oxygen (DO), Turbidity, pH, ORP, Depth (optional), Chlorophyll-a, Phycocyanin (freshwater cyanobacteria), Phycoerythrin (marine cyanobacteria), Rhodamine, Fluorescein, Oil-in-Water, CDOM, Optical Brighteners |
| Temperature Range | –2 to 50 °C (±0.05 °C, 0.01 °C resolution) |
| Conductivity Range | 0–80,000 µS/cm (±5 µS/cm, 1 µS/cm resolution) |
| Salinity Range | 0–60 ppt (±0.05 ppt, 0.01 ppt resolution) |
| DO Range | 0–200% saturation / 0–20 mg/L (±0.5%, 0.01% resolution) |
| pH Range | 0–14 (±0.03, 0.01 resolution) |
| ORP Range | –700 to +1100 mV (±3 mV, 0.1 mV resolution) |
| Turbidity Range | 0–600 NTU or 0–3000 NTU (±5%, 0.2 or 0.7 NTU resolution) |
| Depth Range (optional) | 0–100 m (±5% FS, 0.1 m resolution) |
| Chlorophyll-a Range | 0–500 µg/L (±3%, 0.025 µg/L resolution) |
| Phycocyanin Range | 0–2×10⁶ cells/mL (±3%, 20 cells/mL resolution) |
| Data Storage | 20,000 samples (18-bit) or 2,000 projects (10 samples/project) |
| Logging Interval | Configurable from 15 min to 24 h |
| Power | Internal 2600 mAh Li-ion battery |
| Communication | USB, RS-232 (9600 baud, 8N1) |
| Optional | Bluetooth module, external battery pack, remote telemetry, four analog input ports |
| Dimensions | 50 mm × 535 mm |
| Housing | Stainless steel protective housing |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported Instrument |
| Model | 63-10 |
| Price Range | USD 2,800 – 14,200 |
| Instrument Type | In-Situ / Field-Deployable Water Quality Analyzer |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 6600EDS |
| DO Range (sat.) | 0–500% (±2% or 2% sat., whichever greater, 0–200%) |
| DO Range (mg/L) | 0–50 mg/L (±2% or 0.2 mg/L, 0–20 mg/L) |
| Conductivity | 0–100 mS/cm (±0.5% + 0.001 mS/cm) |
| Temperature | −5 to 50 °C (±0.15 °C) |
| pH | 0–14 (±0.2) |
| ORP | −999 to +999 mV (±20 mV) |
| Salinity | 0–70 ppt (±1.0% or 0.1 ppt) |
| Depth (shallow/medium/deep) | 0–9 m (±0.018 m) / 0–61 m (±0.12 m) / 0–200 m (±0.3 m) |
| Barometric Pressure Compensated Water Level | 0–9 m (±0.003 m) |
| Turbidity | 0–1000 NTU (±2% or 0.3 NTU) |
| Chlorophyll-a | 0–400 µg/L (LOD: 0.1 µg/L |
| Rhodamine WT | 0–200 µg/L (±5% or 1.0 µg/L) |
| Brand | Xylem |
|---|---|
| Origin | USA |
| Model | YSI 6600V2 |
| Instrument Type | In-situ and Long-term Online Water Quality Analyzer |
| Sensor Configuration | Up to 4 Optical Sensors (Optical DO, BGA-Phycocyanin, BGA-Phycoerythrin, Chlorophyll-a, Turbidity, Rhodamine WT) |
| Measurement Principle | Fluorescence Lifetime (DO), In-vivo Fluorescence (Chlorophyll-a, BGA), Nephelometry (Turbidity), Fluorometric Tracer Detection (Rhodamine WT) |
| Operating Environment | Freshwater, Seawater, Wastewater |
| Temperature Range | -5 to 50 °C |
| Depth Rating | Up to 200 m (deep-water configuration) |
| Data Storage | 150,000 readings (non-volatile memory) |
| Power | Internal 8× C-cell alkaline batteries (54-day endurance at 15-min interval, 20 °C) or 12 V DC external supply |
| Communication | RS-232, SDI-12 |
| Housing Material | PVC |
| Weight | 3.18 kg (with battery and depth sensor) |
| Dimensions | Ø8.9 cm × 54.9 cm (with depth sensor) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI 6600V2 |
| Price | Upon Request |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6600V2 |
| Sensor Capacity | Up to 4 optical sensors (DO, phycocyanin/blue-green algae, turbidity, chlorophyll-a, rhodamine WT) |
| Measurement Principle | Fluorescence lifetime (ROX DO), optical absorption/scattering (turbidity, chlorophyll, BGA), fluorescence excitation/emission (rhodamine) |
| Operating Temperature | -5 to +50 °C |
| Storage Temperature | -10 to +60 °C |
| Housing Material | PVC |
| Communication Interfaces | RS-232, SDI-12 |
| Memory | 384 KB non-volatile memory (150,000 readings) |
| Power Supply | Internal: 8 × C-cell alkaline batteries (54 days @ 15-min interval, 20 °C) |
| External | 12 V DC |
| Dimensions | Ø 8.9 cm × 49.8 cm (without depth sensor), 54.9 cm (with depth sensor) |
| Weight | 3.18 kg (with batteries and depth sensor) |
| Water Compatibility | Freshwater, seawater, wastewater |
| Self-Cleaning | Integrated brush mechanism on all optical sensors |
| User-Replaceable Sensors | All except depth sensor |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 6600V2-2 |
| Depth Rating | 200 m |
| Dissolved Oxygen (DO) | 0–500% air saturation / 0–50 mg/L |
| Conductivity | 0–100 mS/cm |
| Temperature | −5 to 50 °C |
| pH | 0–14 |
| ORP | −999 to +999 mV |
| Salinity | 0–70 ppt |
| Turbidity | 0–1,000 NTU |
| Chlorophyll-a | 0–400 µg/L |
| Rhodamine WT | 0–200 µg/L |
| Ammonia-N & Nitrate-N | 0–200 mg N/L |
| Chloride | 0–1,000 mg/L |
| Memory Capacity | 150,000 readings |
| Battery Life | up to 90 days |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6820 / 6920 |
| Dissolved Oxygen (DO) | 0–500% air saturation (±2% or 2% of reading, whichever is greater, for 0–200% |
| Conductivity | 0–100 mS/cm (±0.5% + 0.001 mS/cm) |
| Temperature | −5 to 50 °C (±0.15 °C) |
| pH | 0–14 (±0.2) |
| ORP | −999 to +999 mV (±20 mV) |
| Salinity | 0–70 ppt (±1.0% or 0.1 ppt, whichever is greater) |
| Depth (Shallow) | 0–9 m (±0.018 m) |
| Depth (Medium) | 0–61 m (±0.12 m) |
| Barometric Pressure-Compensated Water Level | 0–9 m (±0.003 m) |
| Turbidity | 0–1000 NTU (±2% or 0.3 NTU, whichever is greater) |
| Chlorophyll-a | 0–400 µg/L (detection limit: 0.1 µg/L |
| Rhodamine WT | 0–200 µg/L (±5% or 1 µg/L, whichever is greater) |
| Ammonia/Nitrate (Freshwater only) | 0–200 mg N/L (±10% or 2 mg N/L, whichever is greater) |
| Chloride (Freshwater only) | 0–1000 mg/L (±15% or 5 mg/L, whichever is greater) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6820/6920 V2-2 |
| Depth Rating | 15 m (ISE probes), 61 m (standard optical probes), 200 m (optional deep-water probes) |
| Data Storage Capacity | 150,000 readings |
| Sampling Interval | User-programmable |
| Battery Life | Up to 30 days at 15-min intervals |
| Power Supply | 12 V DC |
| Communication Interface | SDI-12, RS-232 |
| Compatible Display/Logger | YSI 650MDS |
| Software Platform | EcoWatch for Windows |
| Compliance | ASTM D1129, ASTM D3764, Standard Methods 2540–2550, US EPA Method 180.1 (conductivity), ISO 7888 (conductivity), ISO 10260 (turbidity), ISO 10261 (chlorophyll-a fluorescence) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6820EDS / 6920EDS |
| Instrument Type | In-situ Online Water Quality Analyzer |
| DO (% air saturation) | 0–500%, ±2% or ±2% air saturation (0–200%), ±6% (200–500%) |
| DO (mg/L) | 0–50 mg/L, ±2% or ±0.2 mg/L (0–20 mg/L), ±6% (20–50 mg/L) |
| Conductivity | 0–100 mS/cm, ±0.5% + 0.001 mS/cm |
| Temperature | −5 to 50 °C, ±0.15 °C |
| pH | 0–14, ±0.2 |
| ORP | −999 to +999 mV, ±20 mV |
| Salinity | 0–70 ppt, ±1.0% or ±0.1 ppt |
| Depth (shallow) | 0–9 m, ±0.018 m |
| Depth (mid-depth) | 0–61 m, ±0.12 m |
| Barometrically Compensated Water Level | 0–9 m, ±0.003 m |
| Turbidity | 0–1000 NTU, ±2% or ±0.3 NTU |
| Rhodamine WT | 0–200 µg/L, ±1.0 µg/L or ±5% |
| Chlorophyll-a | 0–400 µg/L, LOD 0.1 µg/L, R² > 0.9999 |
| Ammonia-N / Nitrate-N / Chloride (freshwater only) | 0–200 mg N/L, ±10% or ±2 mg N/L |
| Sensor Cleaning | Integrated YSI Patented Auto-Cleaning Brush (for turbidity, DO, pH) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | 6920DW, 600DW |
| Memory Capacity | 150,000 readings |
| Power Options | Rechargeable battery or AC adapter |
| Compliance | US EPA, USGS, and U.S. DoD validated chlorine sensor |
| Sensor Type | Membrane-based amperometric free chlorine, galvanic dissolved oxygen, thermistor temperature, conductivity cell, pH glass electrode (optional), turbidity (nephelometric, 90° scatter) |
| Data Output | RS-232, SDI-12, analog outputs (4–20 mA), Ethernet (6920DW), cellular modem option (6920DW) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 6920DW / 600DW |
| Residual Chlorine | 0–3 mg/L (±15% of reading or ±0.05 mg/L, whichever is greater |
| resolution | 0.01 mg/L) |
| Conductivity | 0–100 mS/cm (±0.5% of reading + 0.001 mS/cm |
| resolution | 0.001–0.1 mS/cm, range-dependent) |
| Temperature | −5 to +70 °C (±0.15 °C |
| resolution | 0.01 °C) |
| pH | 0–14 (±0.2 |
| resolution | 0.01) |
| ORP | −999 to +999 mV (±20 mV |
| resolution | 0.1 mV) |
| Turbidity | 0–1000 NTU (±2% of reading or ±0.3 NTU, whichever is greater |
| resolution | 0.1 NTU) |
| Data Storage | Up to 150,000 readings |
| Power Options | Rechargeable battery or AC adapter |
| Compliance | US EPA verified (residual chlorine sensor), USGS & DoD validated, ETVP-certified (Environmental Technology Verification Program) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 85 |
| Probe Type | Integrated (YSI 85) or Replaceable D-Series (YSI 85D) |
| DO Range | 0–200% air saturation / 0–20 mg/L |
| DO Accuracy | ±2% air saturation or ±0.3 mg/L |
| Conductivity Ranges | 0–499.9 µS/cm, 0–4999 µS/cm, 0–49.99 mS/cm, 0–200.0 mS/cm |
| Conductivity Accuracy | ±0.5% of reading per range |
| Salinity Range | 0–80 ppt |
| Salinity Accuracy | ±2% or ±0.1 ppt |
| Temperature Range | –5 to +65 °C |
| Temp Accuracy | ±0.1 °C (±1 lsd) |
| Resolution | DO: 0.1% sat / 0.01 mg/L |
| Cond | 0.1 µS/cm to 0.1 mS/cm (range-dependent) |
| Salinity | 0.1 ppt |
| Temp | 0.1 °C |
| Data Storage | 50 readings (non-volatile memory) |
| Display | Backlit LCD |
| Enclosure | IP67-rated housing (YSI 85D with MS connector) |
| Compliance | Designed for ASTM D888, ISO 5814, USP <781>, EPA Method 4500-O G |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI 85 |
| Pricing | Upon Request |
| Dissolved Oxygen Range | 0–200% air saturation / 0–20 mg/L |
| DO Resolution | 0.1% air saturation / 0.01 mg/L |
| DO Accuracy | ±2% air saturation or ±0.3 mg/L |
| Conductivity Ranges | 0–499.9 µS/cm, 0–4999 µS/cm, 0–49.99 mS/cm, 0–200.0 mS/cm |
| Conductivity Resolution | 0.1 µS/cm / 1 µS/cm / 0.01 mS/cm / 0.1 mS/cm |
| Conductivity Accuracy | ±0.5% of full scale |
| Salinity Range | 0–80 ppt |
| Salinity Resolution | 0.1 ppt |
| Salinity Accuracy | ±2% or ±0.1 ppt |
| Temperature Range | –5 to +65 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C (±1 lsd) |
| Cable Length Options | 3 m, 7.5 m, 15 m, 30 m |
| Temperature Compensation | Automatic |
| Salinity Compensation | 0–80 ppt |
| Barometric Pressure Compensation | 0–3000 m |
| Conductivity Reference Temperature | Adjustable 15–25 °C |
| Conductivity Temperature Coefficient | Adjustable 0–4% |
| DO Calibration | Automatic air-saturation calibration |
| Power | Six AA alkaline batteries (~100 hours operation) with low-battery indicator |
| Ingress Protection | IP65+ |
| Dimensions | 24.1 × 8.9 × 5.6 cm |
| Weight | 0.77 kg (with 3 m cable) |