Sper Scientific

Sper Scientific offers a wide selection of pH calibration and buffer solutions. Always choose a pH 7 buffer plus at least one other pH value close to your expected measurement range. Using solutions of known pH value allow you to adjust the system to read accurate measurements. Calibration should be...

This unique instrument combines the features of an anemometer and a psychrometer. Air Speed Air Volume BTU (British Thermal Units) Air Temperature Dew Point Wet Bulb Humidity Also calculates air volume and BTU capacity. Excellent for HVAC, IAQ and environmental work. Auto ranging with air velocity...

The 2 1/2"H x 1-1/4"W bright red LED digits are easily seen from across the room in darkness as well as in light. This wall clock has a selectable 12-hour or 24-hour display format and has PM and alarm indicators. Both the clock and alarm time can be set on the unit itself or by remote control....

Records data onto removable SD Cards Reads pH, ORP, and temperature. Records data onto standard SD memory cards (like a digital camera). When full, simply exchange SD cards for unlimited data storage. The removable SD card is easy to transport and insert into a computer's memory card slot or SD card...

This Sper Scientific Stopwatch features a large display with 1/100 second resolution, split time display, clock/calendar mode and alarm functions. This Sper Scientific Stopwatch is shock and water resistant, and has a large 5/8" high display for good visibility. 1/100 second resolution stopwatch...

Ideal for monitoring indoor air quality in homes, offices classrooms, hotels or anywhere air quality is important., and is especially helpful in preventing the spread of Covid-19. Provides audible alarms for CO2 threshold. Maintenance free NDIR (non-dispersive infrared) sensor using waveguide CO2...

Cover the entire 0 ~ 88% brix range with one instrument along with ND (refractive index), temperature and dextran, fructose, glucose, lactose, and maltose scales. Housed in a protective rubberized IP65Â waterproof case to safeguard the electronics from wet environments and makes for easy clean ups....

Automatically log up to 12,000 readings with date and time stamps and download them to your computer or manually record and review 99 readings on the meter’s display. Features a user friendly menu, backlit dot matrix display, auto power off and a tripod screw. This portable meter is ideal for...

Takes the guesswork out of heat stress calculations. This unique heat stress meter features bright multi-color LCD backlights corresponding to OSHA’s heat stress alert levels. This visual alert system can be seen at a distance allowing management and workers to be instantly aware when the heat...

Thomas No. 1229Q52:  ATC Temperature Probe Replacement For use with the following: pH SD Card Logger Thomas No. 1229Q61:  Conductivity Probe For use with the following meters: Pure Water Meter Benchtop Conductivity/TDS/Salinity Meter Benchtop Water Quality Meter

Laser circle indicates the precise area measured. 9:1 D:S Measures up to 932ºF (500ºC) Simply press the button and aim the laser circle guide at the target to scan temperature, release to hold. Results immediately appear in ºC or ºF on the backlit LCD and are automatically held...

Highly stable and accurate readings with large LCD display Designed for simple one-hand operation Automatically calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize non-standard buffers as well Features hold function and auto power  

For ORP (Oxygen Reduction Potential) measurement in water treatment, disinfection and labs. Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Features auto power off, hold function, and a low battery indicator. The case is IP65 waterproof, and will...

The Sper 850048 Combination Water Meter can Measure Dissolved Oxygen, pH, Conductivity, TDS, Salinity or Temperature Using Different Probes. This kit includes includes one conductivity/salinity probe. Additional probes (optional) also allow it to operate as a highly accurate pH meter, conductivity...

Fits standard test tubes 16x50mm or larger Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Automatically calibrates to pH 4, 7 and 10 buffers and can be adjusted to recognize any buffer. Features hold function, and auto power off with low battery...

The remote ambient temperature / relative humidity sensor is mounted on a cord over 7’ long. Place the highly accurate sensor inside a desiccator, refrigerator, drying or other environmental chamber and view simultaneous displays of temperature and RH outside on the large LCD. Recalls min/max...

Large Display Indicates time elapsed after count down reaches zero Has a stand, pocket clip, and a magnet N.I.S.T. traceable certificate of compliance available: 1225A17

The Water Quality Bench Top Meter from Sper Scientific measure all of the following parameters: pH ORP (oxygen reduction potential - SOLD SEPARATELY) mV Conductivity TDS (total dissolved solids) Salinity Temperature Rugged housing with large LCD displaying the parameter being measured together with...

Easily carried in a shirt pocket These tiny meters are less than ¾" thick and weigh only 4oz (120g). The controls, display and sensor are all neatly contained and protected within the folding case. Directions are printed right inside the cover. When open, the sensor may be extended for remote use or...

This wind screen fits all Sper Scientific digital sound meters. The Sper Scientific Replacement Wind Screen is essential for maintaining the accuracy of your sound measurements. Designed to fit sound meters, this wind screen reduces wind interference, ensuring that your readings remain precise and...

Meets IEC 61672-1:2013 Class 1 and ANSI S1.4:2014 Type 1 requirements for sound meters. Features fast or slow time weightings, peak hold and AC output. A calibration adjustment allows the user to quickly calibrate the meter's internal electronics. Can also be acoustically calibrated, in compliance...

Automatically records up to 16,000 data points in the field. These can later be downloaded to a computer via the meter’s RS232 port and the results viewed instantly on the ThermoLog Software which comes with the unit. Software also enables real time data logging directly from the thermometer to the...

Ideal for monitoring temperature in food processing, boilers and grain. Comes with a clamp for suspending the extra-long 19" (0.5M) probe in vats, tanks, and other large containers. 1-& 12;" high digits can clearly be seen from a distance. Degrees C & F switchable display and fully waterproof (IP67)...

Measures velocity and acceleration. The large display indicates RMS, peak, min/ max, hold, and low battery. Features auto power off and an RS232 computer interface. Comes ready to use in a foam-lined hard-shell carrying case with a strongly magnetic detachable probe, 9V battery and instructions.