If you're in INDUSTRIAL and Scientific field, i highly recommend BOJACK's Extensive Testing Monitoring device .The accuracy and precision of this equipment is unmatched. Through trial and error, I found that the readings were consistently precise, making it easier to monitor the quality of my substances. The best part is the affordable price compared to other devices in the market. The only con is the device can be a bit heavy, but that`s not a big issue as its sturdiness comes in handy during testing..
TDS water quality tester - TDS water hardness meter (portable digital salt meter for water analysis)
9 Review
Portable digital multimeter with sound continuity and thermocouple (electric tester) LTX DT-838
7 Review
Efficiently Test Your Antifreeze And Battery Acid With A 3-In-1 Refractometer
18 Review
80 Pieces Water Test Litmus Strips Litmus ph Paper Soil Acidity Meter Liquid pH Tester 1-14
10 Review