Sper Scientific

Research stopwatch with earpiece. A unique timer which allows the timing of a subject without disturbing it. For captive and field research, or in classrooms. Hands free operation allows for freedom...

ORP Probe for use with Water Quality Meter (Cat. No. 660-10103).Specifications:• mV range: 0 to 1999• mV resolution: 1• mV accuracy: +/-(0.5%+2d)• 6 month warrantyImage(s)...

Easily portable and designed for simple one-hand operation. Reads oxygen in air for environmental studies, IAQ, bio-technology (for oxygen incubators and anaerobic cultivators), food storage and...

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...

6 in. pH probe with 48 in. cable and BNC connector. pH range of 0 to 14 with a resolution of 0.01 and +/-0.02 pH + 2d. Comes with a 6 month warranty.For use with the following meters:• Basic pH...

pH Probe for use with the Dissolved Oxygen Meter Kit (Cat. No. 660-10112). 6 month warranty.Specifications (when used with the D.O. Meter Kit):• pH range: 2 to 12 pH• pH resolution: 0...

Replacement pH Probe with ATC designed for use with low ionic water. 6 month warranty.Image(s) are representative of the product group and not necessarily the individual product.

The pH SD Card Logger 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...

The pH SD Card Logger 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...

Measure concentrations in brix, salinity and a wide variety of other parameters in the field with laboratory accuracy. As small, light and simple to use as optical refractometers, but with the...

Measure concentrations of be, brix, and water. As small, light and simple to use as a optical refractometer, but with the precision of a digital readout. Reads samples as small as 1 mL. Sample...

Measure concentrations in brix, salinity and a wide variety of other parameters in the field with laboratory accuracy. As small, light and simple to use as optical refractometers, but with the...