Water Acidity Sensor

Technical description:
It is a simple device that can be used to measure the acidity and basicity of liquids. This sensor can be used in a multitude of applications including acid-base titrations, pH monitoring in home aquariums, analysis of water quality in lakes and streams, and more.

Limitations:
This sensor can only function in a temperature range of 5 to 80°C.
Specific interface and software should be bought to visualize and read the result.

Skill:
Core skill: Electrical Prototyping
Skill level: Noob

Sample Sensor:
Vernier Sensor – pH Sensor
https://www.sparkfun.com/products/12872

Sample Exercise and basic codes:
Experiments and Lab Ideas
https://www.vernier.com/products/sensors/ph-sensors/ph-bta/#section5