Vernier Optical DO Probe

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The Vernier Optical DO Probe makes it easy to measure the dissolved oxygen concentration in water. Perfect for the field or for the laboratory, this plug-and-play probe requires no calibration, no filling solution, no warm-up time, and no stirring. Description The Vernier Optical DO Probe uses
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Descripción
The Vernier Optical DO Probe makes it easy to measure the dissolved oxygen concentration in water. Perfect for the field or for the laboratory, this plug-and-play probe requires no calibration, no filling solution, no warm-up time, and no stirring.

Description

The Vernier Optical DO Probe uses luminescent technology to provide fast, easy, and accurate results, making it a terrific choice for biology, ecology, or environmental science courses. Students can measure dissolved oxygen concentration in surface water or to perform a wide variety of experiments to determine changes in dissolved oxygen levels, one of the primary indicators of the quality of an aquatic environment.

Plug-and-play technology–no filling solution, warm-up time, stirring, or calibration necessary
Built-in temperature and pressure compensation
Easy maintenance
Switch setting to measure in units of mg/L or % saturation
The Optical DO Probe cap is warranted to be free from defects for a period of one year from the date of purchase. With proper use, the lifetime of the cap may be longer than one year.

Specifications

Range: 0 to 20 mg/L (or ppm), 0 to 100%
Accuracy: ±0.1 mg/L below 10 mg/L, ±0.2 mg/L above 10 mg/L, ±1% of reading
Response Time: 90% of final reading in 40 seconds
12-bit Resolution (LabQuest 2, LabQuest, LabQuest Mini, LabPro): 0.006 mg/L
Temperature Compensation: automatic from 0–50°C
Pressure Compensation: automatic from 228 mmHg to 1519 mmHg
Minimum sample flow: none
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