I received my ph strip order earlier than expected. I tested them for vinegar, saliva and toothpaste and the colors came out as expected. While they are not numerically accurate, they are enough to test whether my saliva is more or less acidic. And inexpensive!
π― Honey Refractometer with Automatic Temperature Compensation (ATC) - Tiaoyeer Moisture, Brix, and Baume Refractometer for Honey, 58-90% Brix Scale Range - Honey Moisture Tester
31 Review
π PH 1-14 Extensive Storage Testing Monitoring: Optimize Your Storage with Precise pH Level Monitoring
6 Review
Accurate And Versatile Digital PH Meters For Food, Brewing, Hydroponics, Pools And More!
7 Review
Portable digital multimeter with sound continuity and thermocouple (electric tester) LTX DT-838
7 Review
Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review
π‘οΈ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review
π§ UEi Test Instruments DAFM3B Digital Multimeter
6 Review
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review