Water Quality Meters
Chlorine Meter
This compact, battery operated meter is easily portable for field or lab use.
Follows EPA method 330.5 for waste water and standard method 4500-CI G for drinking water. Features push-button automatic 3-point calibration, hold and min-max recall. Comes ready to use in a hard, foam lined, carrying case with zero, free, and total chlorine calibration solutions, 2 empty test bottles, 10 free and 10 total reagent packs, cleaning cloth, instruction manual, and 6 AAA batteries.
Applications: Test swimming pool, municipal water, food and beverage water, or other aqueous solution where fluid clarity is important.
* The meter measures the Free and Total chlorine ( CL ) in the 0.00 to 3.50 ppm ( mg/L ).
* The measuring method is an adaptation of the USEPA Method 330.5 for waste water and Standard Method 4500-Cl G for drinking water.
* The advanced optical system based on a special narrow band LED lamp that allows most accurate and repeatable reading.
* Friendly and powerful calibration function are able to validate good performance of your meter at any time.
* 1.00 ppm Free standard solution and 1.00 ppm Total standard solution are includes as the standard accessories.
* The unique optics structure, enables the instrument to read with high resolution : 0.01 ppm ( mg/L ).
* Splash waterproof on the front panel.
* Jumbo LCD – easy readout.
* Microprocessor circuit assures maximum possible accuracy, provides special functions and features.
* Battery operated for field and on-site testing convenience.
* Data hold function for freezing the desired value on display.
* Records Maximum and Minimum reading with Recall.
* Heavy duty & compact housing with hard carrying case, designed for easy carry out & operation.
* Auto shut off is available to save battery life.
Dimensions: 6½ x 3 x 2½” (165 x 75 x 65 mm)
Weight: 11 oz (310 g)
| Unit of Measure: | Range: | Resolution: | Accuracy: |
| Free or total chlorine | 0.00 to 3.50 ppm | 0.01 ppm | ±0.02 ppm |
Portable Residual Chlorine Analyzer
This meter is small in size, light in weight, easy to carry and suitable for both lab and field use.
This instrument adopts the DPD photometric method, which is specially used to determine the concentration of residual chlorine in water samples. A large number of experiments have proved that this method is simple and quick to operate and has high sensitivity.
- Pre-stored standard curve
- Economic and environmental protection
- Portable and easy to carry
- IP65 protection level
- Good optical stability
- Intuitive and simple operation
Measuring range | 0.10-10.00mg/L |
Light | LED |
Wavelength | 520nm |
Repeatability | <1.0mg/L,error≤±0.05mg/L ≥1.0mg/L，error≤±5% |
Principle | DPD method |
Battery Life | More than 24 hours (no shutdown) |
Dimension | 128*70*48mm |
Weight | 188g(with battery) |
Pocket Conductivity / TDS Meter
Compact, pen style meter measures conductivity and total dissolved solids to determine water quality.
This multi-functional pen type water quality meter measures conductivity and total dissolved solids (TDS) to determine water quality. The unit has a digital readout, auto range recognition, ATC and automatic shut off if idle for 2 minutes. This compact unit weighs just 27 grams, is 6” in length and easily fits into a shirt or lab coat pocket.
- Reads Conductivity, TDS and Temperature (°C/°F)
- Automatic temperature compensation (ATC)
- Pure titanium probe, rust and corrosion resistant
- Exposed stainless steel temperature sensor for wider temperature range, faster response and accuracy
- Water resistant keypad with easy single button operation
Dimensions: 6″ × 1″ × 0.63″ (152.4 × 25.4 × 16 mm)
Weight: .93 oz (26.5 g)
Conductivity Range | 0-9999 µS/cm | Battery | 1.5V x 2 AG13 Button |
TDS Range | 0-9999 ppm | Operating Current | < 1 mA |
Temperature Range | 0-80°C (32-176°F) | Product Weight | 26.5 Grams |
Resolution | 1 ppm, 1µS/cm | Product Size | 6” x 1” x 0.63” |
Accuracy | +/-2% FS |
Waterproof Conductivity Meter (Pen Style)
Highly stable and accurate readings with a large LCD display.
Designed for simple one-hand operation. Simultaneously displays the parameter being measured and temperature in °C or °F. Features automatic temperature compensation, 2-pt. calibration, auto power off, hold function, and a low battery indicator.
The case is IP65 waterproof, and will float if accidentally dropped into the water. Comes with 4 button-cell batteries and a built-in probe with protective cap. EPA Equivalency Method: 120.1
Dimensions: 6½” × 1½” × 1½” (165 × 38 × 38 mm)
Weight: 2 oz (57 g)
| Range | Resolution | Accuracy | |
| Conductivity Pen | 0 to 1999 μS 0 to 19.99 mS | 1 μS 0.01 mS | 1% FS + 1 d |
| Temperature | -32 to 122 ºF -0 to 50 ºC | 0.1º | ±2 ºF |
Pure Water Meter
Measures conductivity (in a wide range of 0.1 μS to 199 mS), salinity, TDS (total dissolved solids), and temperature.
Determine water conditions in boilers, coolers, water conditioning, waste water, photography, environmental testing, aquariums, labs, industrial and quality control. The large LCD shows conductivity, TDS or salinity in large digits with time, date, and temperature (in °C or °F) shown simultaneously on the lower display. Scroll 99 data points directly on the LCD with time stamps, min/max and average readings. Also features hold, manual or auto range, and ATC (automatic temperature compensation).
In order to connect this model to a computer to stream data, you will need the USB Cable #840054 and Data Acquisition Software #840052.
Comes complete with:
- Hard carrying case
- Built in RS232 and DC9V ports
- Detachable probe with 3½’ cord
- 4 AAA batteries
Uses optional AC Adapter #840027
EPA Equivalency Method: 120.1
Dimensions: 6¾” × 2¾” × 1¼” (171 × 70 × 32 mm)
Weight: 6.5 oz (185 g)
| Unit of Measure: | Range: | Resolution: | Accuracy: |
| Conductivity μS/cm: | 0 to 19.9 0 to 199.9 0 to 1999 | 0.01 0.1 1 | ±1% FS + 1d |
| Conductivity mS/cm: | 0 to 19.99 0 to 199.9 | 0.01 0.1 | |
| TDS ppm: | 0 to 19.99 0 to 199.9 0 to 1999 | 0.01 0.1 1 | |
| TDS ppt: | 0 to 19.99 0 to 199.9 | 0.01 0.1 | |
| Salinity ppt: | 2 to 42 ppt | For conductivity and TDS reference only | |
| Temperature ºF: | 32 to 176 ºF | 0.1 ºF | ± 1 ºF <122 ºF ± 2 ºF >122 ºF |
| Temperature ºC: | 0 to 80 ºC | 0.1 ºC | ± 0.6 ºC <50 ºC ± 1.0 ºC >50 ºC |
Benchtop Water Quality Meter
Reads pH, ORP (oxygen reduction potential), mV, conductivity, TDS (total dissolved solids), salinity and temperature
Rugged housing with large LCD displaying the parameter being measured together with time, date and temperature (in °C or °F). Operates on AC voltage (no batteries). Comes ready to use with ATC conductivity and pH electrodes, multiple electrodes holder arm, AC adaptor, computer cable, and software. Also accepts any pH or ORP probe with a standard BNC connector. EPA Equivalency Method: 120.1 and Alpha Method 2580.1992.
- Automatic or manual temperature compensatio
- Automatic or manual ranging
- N.I.S.T. buffer recognition
- Digital and analog outputs
- Min/Max and 99 data points
- Data Hold
- 5 calibration points
- Electrode status indication
Dimensions: 8½” × 7″ × 2¼” (216 × 178 × 57 mm)
Dimensions with Holder Arm: 10″ × 8″ × 9″ (254 × 203 × 229 mm)
Weight: 18.7 oz (530 g)
| Unit of Measure: | Range: | Resolution: | Accuracy: |
| pH: | 0 to 14 | 0.01 | ±0.02 pH |
| mV/ORP: | -1999 to +1999 | 0.1 mV -199.9 to +199.9 (otherwise 1 mV) | ±0.2 mV -199.9 to +199.9 (otherwise ±2 mV) |
| Conductivity μS/cm: | 0 to 19.9 0 to 199.9 0 to 1999 | 0.01 0.1 1 | ±1% fs + 1d |
| Conductivity mS/cm: | 0 to 19.99 0 to 199.9 | 0.01 0.1 | |
| TDS ppm: | 0 to 19.99 0 to 199.9 0 to 1999 | 0.01 0.1 1 | |
| TDS ppt: | 0 to 19.99 0 to 199.9 | 0.01 0.1 | |
| Salinity ppt: | 0 to 11.38 0 to 80 | 0.01 0.1 | 1% fs+1d |
| Temperature ºF: | 23 to 176ºF | 0.1 | ±0.9ºF |
| Temperature ºC: | -5 to 80ºC | 0.1 | ±0.5ºC |
Waterproof Dissolved Oxygen Meter Pen
Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal wastewater, aquariums and fish hatcheries.
Designed for simple one-hand operation with automatic temperature compensation and calibration to air. The polarographic probe has a built in temperature sensor and easy-to-replace pop-off probe heads.
Simultaneously displays dissolved oxygen and temperature readings. Also holds readings and recalls minimum and maximum. IP65 waterproof. Comes ready to use in a soft carrying case with belt loop, two spare probe heads, electrolyte and 4 AAA batteries. EPA Equivalency Method: 360.1
Dimensions: 7¾” × 1½” × 1½” (197 × 38 × 38 mm)
Weight: 4.1 oz (116 g)
| Unit of Measure: | Range: | Resolution: | Accuracy: |
| DO: | 0 to 20.0 mg/L | 0.1 mg/L | ±0.4 mg/L |
| Oxygen % in Air: | 0 to 100% O2 | 0.1% O2 | ±0.7% O2 |
| Temperature ºF: | 32 to 122ºF | 0.1ºF | ±1.5ºF |
| Temperature ºC: | 0 to 50ºC | 0.1ºC | ±0.8ºC |
Dissolved Oxygen Meter Kit
Reliable DO readings at a reasonable price
Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries. The back-lit display simultaneously displays dissolved oxygen (in % or mg/L) and temperature readings (in °C or °F). Automatic temperature compensation as well as manual compensation for salinity and altitude. Features simple one-button calibration to air. DO probe heads include built in membranes and screw on and off for easy replacement. Also functions as a pH, ORP, Conductivity, TDS or Salinity meter when used with the optional probes (sold separately).
Comes in a hard carrying case complete with one DO probe, two spare probe heads, electrolyte, instructions and a 9V battery.
EPA Equivalency Method: 360.1.
Meter Dimensions: 7″ × 2¾” × 1¼” (177 × 68 × 45 mm)
Meter Weight: 16 oz (489 g)
Kit Dimensions: 11″ × 9½” × 2″ (279 × 241 × 51 mm
| Unit of Measure: | Range: | Resolution: | Accuracy: |
| DO: | 0 to 20 mg/L | 0.1 | ±0.4 |
| O2 in Air: | 0 to 100.0% | ±0.7 | |
| Temperature: | 0 to 50°C 32 to 122°F | ±0.8°C ±1.5°F |
Water Quality Meter Kit
Interchangeable plug and play probes let this versatile meter read pH, mV, ORP, conductivity, salinity, TDS, DO and temperature.
Order probes only for parameters currently required, and add additional probes in the future. The back-lit display simultaneously reads temperature in user selectable °C & °F. All measurements are automatically temperature compensated. DO measurements can be compensated for salinity, while Oxygen in Air (O2) can be compensated for altitude.
Automatic calibration recognition of pH buffers 4, 7 and 10. Also features auto power off, hold, min/max, fold-out easel back and a tripod screw. Comes with 9V battery and hard-shell, foam-lined carrying case with room for one or two probes (not included). EPA Equivalency Method: 360.1 and Alpha Method 2580.1992.
Meter Dimensions: 7″ × 2¾ × 2″ (177 × 68 × 45 mm)
Water Quality Meter pH Kit – Item #850086
Includes everything needed for immediate field use as a pH meter:
- Water Quality Meter #850081
- pH Probe #840016
- ATC Temperature Probe #840038
- pH buffers 4, 7 & 10
- De-ionized water
- 9V battery
- Instructions
- Hard Shell Foam-lined Carrying Case
Kit Dimensions: 11″ × 9½” × 2″ (279 × 241 × 51 mm)
| Display: | 15mm (0.6”) Digit Size |
| pH Calibration: | pH 7, pH 4 & pH 10 |
| Operating Temperature: | 0°C to 50°C (32°F to 122°F) |
| Operating Humidity: | Max 80% RH |
| Sampling Time: | Approximately 0.8 seconds. |
| Power Supply: | 006P DC 9V battery (Alkaline or heavy duty) |
eXact Micro 7+ Kit
| Unit of Meassure: | Range: | Resolution: | Accuracy: |
| Free Chlorine (DPD-1) & Total Chlorine (DPD-3): | 0.00 to 2.39 ppm 2.4 to 6.0 ppm | 0.01 0.1 | 0.02 0.1, or 4% |
| pH: | 6.2 to 8.4 pH | 0.1 | 0.3 |
| Bromine (DPD-1): | 0.00 to 2.99 ppm 3.0 to 9.0 ppm | 0.01 0.1 | 0.03 0.1, or 4% |
| Total Alkalinity: | 20 to 180 ppm | 5 | 25 |
| Calcium as CaCO³: | 20 to 990 ppm | 10 | 20, or 7% |
| Copper (CU+²): | 0.00 to 1.99 ppm 2.0 to 8.0 ppm | 0.01 0.1 | 0.02 0.1, or 4% |
| Transmission (17 other tests): | 99.9 to 10.0 %T 9.99 to 0.01 %T | 0.1 0.01 | 0.1 0.01 |
Basic pH Meter Kit
Includes everything necessary for immediate field use: Basic pH Meter 840087, epoxy body, sealed reference combination electrode with a BNC connector and a 2½-ft cable, pH buffers 4 and 7, deionized water, instructions, and a 9V battery, and hard carrying case.
Meter Dimensions: 8″ × 2¾” × 1″ (203 × 70 × 25 mm)
Meter Weight: 7.2 oz (204 g)
Kit Dimensions: 11″ × 9½” × 2″ (279 × 241 × 51 mm)
| Range: | Resolution: | Accuracy: |
| 0 to 14 pH | 0.01 pH | ±0.07 pH (pH 5 to 9) ±0.2 pH (<5 pH, >9 pH) Meter only, after calibration and including error for temperatures of 23 ± 5ºC. |
Additional Bench Top Probe Holder Arm
Probe Holder Arm for Sper Scientific Benchtop Meters (Meter not included)Probe Holder Arm for Sper Scientific Benchtop Meters (Meter not included)
Fits the following meters:
Benchtop pH / MV Meter – 860031
Benchtop Conductivity / TDS / Salinity Meter – 860032
Benchtop Water Quality Meter – 860033
ATC Conductivity / TDS / Salinity Probe
| Unit of Measure: | Range: | Resolution: | Accuracy: |
|---|---|---|---|
| μS: | 0 to 200 | 0.1 | ±(2% fs+1 d) |
| mS: | 0.2 to 2.000 | 0.001 | |
| 2 to 20 | 0.01 | ||
| 20 to 200 | 0.1 | ||
| ppm: | 0 to 132 | 0.1 | |
| 132 to 1,320 | 1 | ||
| 1,320 to 13,200 | 10 | ||
| 13,200 to 132,000 | 100 | ||
| % Salinity: | 0 to 12% | 0.01% | 0.5% |
Conductivity Probe for 850038 Pure Water Meter
For use with the following meters:
| Unit of Meassure: | Range: | Resolution: | Accuracy: |
| Conductivity μS/cm: | 0 to 19.9 0 to 199.9 0 to 1999 | 0.01 0.1 1 | ±1% fs + 1d |
| Conductivity mS/cm: | 0 to 19.99 0 to 199.9 | 0.01
|
Flat Surface pH Electrode
Flat Surface pH probe is useful for reading the pH of small amounts of liquid, food products, and other surface pH measurements. The probe comes with a 40” cable and works with all Sper Scientific pH Meters, as well as any others, with a standard BNC connector.
The probe measures the pH of a solution. This probe has a flat surface and is commonly used in testing surface measurements such as cheese, meats, small liquid samples, paper, soil, or skin. It features a single-junction electrode for general-purpose applications. The junction is sealed for low maintenance use and is easy to clean.
- Flat-surface, pH electrode, with an epoxy body, and 0-13 pH range.
- Accuracy rating: +/- 0.1
- Has a BNC-connected combination reference and measuring cell, for ease of use and to provide tight coaxial cable connections.
- Used in testing surface measurements such as cheese, meats, small liquid samples, paper, soil, or skin.
- Low maintenance use, and is easy to clean.
- 6 month warranty
ORP Probe
MeterDescription850055
Advanced pH Meter850060
pH SD Card Logger Meter850081
Water Quality Meter860031
Benchtop pH / mV Meter860033
Benchtop Water Quality Meter
| Unit of Measure: | Range: | Resolution: | Accuracy: |
| mV | -1999 to 1999 | 1 | ±(0.5%+2d) |
| Operation Temperature: | 0 to 60°C /32 to 140°F |
| Probe Dimensions: | Probe Length: 4.5″ (114 mm) |
| Probe Diameter: 12 mm | |
| Cord Length: 37.4″ | |
| Plug: | BNC Connector |
| Body Material: | Epoxy |
| Response Time: | seconds |
pH Probe with ATC Replacement
Probe Extension Cable
Sper Scientific Probe extension cable for Sper Scientific Bluetooth Datalogging Thermo-Hygrometer 800020.
Pt Glass Low Conductivity Probe
Pt Glass Low Conductivity Probe for use with the following:
| Unit of Measure: | Range: | Resolution: | Accuracy: |
| μS | 0 to 200 μS | 0.1 | ±(2% fs+1 d) |
| Probe Dimensions: | Handle Length: 1.25″ (32 mm) |
| Probe Length: 4.5″ (114 mm) | |
| Probe Diameter: 8 mm | |
| Cord Length: 43″ |
Replacement Head with diaphragm for DO Probe
DO Electrolyte – 840044 For use with the following meters:
| Item | Unit of Measurement | Range | Resolution | Accuracy |
| pH Probe 840016 (BNC connector) | pH | 0 to 14 | 0.01 | ±(0.02pH+2d) |
| Spear Tip pH Probe 840049 (for non-liquid measurement, BNC connector) | pH | 0 to 14 | 0.01 | ±(0.02pH+2d) |
| ATC Temp. Probe 850082 (for use with PH) | Temperature °C | 0 to 65 | 0.1 | ±0.8 |
| Temperature °F | 32 to 149 | ±1.5 | ||
| Conductivity Probe 850083 | mS | 0.2 to 1.999 | 0.001 | ±(3%fs+1d) |
| mS | 2 to 19.99 | 0.01 | ||
| Temperature ºC | 0 to 60 | 0.1 | 0.8 | |
| Temperature ºF | 32 to 140 | 1.5 | ||
| Conductivity/TDS Probe 850084 | mS | 0.2 to 2.000 | 0.001 | ±(3%fs+1d) |
| mS | 2 to 20.00 | 0.01 | ||
| PPM | 132 to 1320 | 1 | ||
| PPM | 1320 to 13,200 | 10 | ||
| Temperature ºC | 0 to 60 | 0.1 | 0.8 | |
| Temperature ºF | 32 to 140 | 1.5 | ||
| DO Probe 850087 (4 m cable) | mg/L | 0 to 20 | 0.1 | ±0.4 |
| Temperature °C | 0 to 50 | 0.8 | ||
| Temperature °F | 32 to 122 | 1.5 | ||
| Head w/Diaphragm 850089 | Accessory for DO Probe 850087 | |||
| ORP Probe 850088 | mV | 0 to 1999 | 1 | ±(0.5%+2d) |
Spear Tip pH Probe
Spear Tip pH Probe (for non-liquid measurement, BNC connector) is perfect for those pH measurements in the applications where sample piercing is required.
Meat, sausage and cheese are ideal applications. the electrode features a very durable glass measuring spear packaged in a rugged virtually unbreakable epoxy body.
Works with the following meters:
pH 1 to 13 0.01 ±(0.02 pH + 2d)
| Range: | Resolution: | Accuracy: | |
|---|---|---|---|
| pH | 1 to 13 | 0.01 | ±(0.02 pH + 2d) |
| Operating Temperature: | 5 to 60°C 41 to 140°F | ||
| Electrode Structure: | Combination type | ||
| Reference of pH Electrode: | Ag/AgCl, Double Junction | ||
| Response Time: | ≤ 2 minutes | ||
| pH value of zero mV: | 7 ± 1 pH | ||
| Repeatability: | ≥ 0.05 pH | ||
| Mechanical Protection: | With protection bottle on the electrode head. | ||
| Weight: | 68 g (including cable and socket) | ||
| Dimensions: | Probe Length: 6″ (150 mm) | ||
| Probe Diameter: 12 mm | |||
| Cable Length: 29.5″ | |||
