HANNA INSTRUMENTS HI98308 សៀវភៅណែនាំឧបករណ៍ធ្វើតេស្តភាពបរិសុទ្ធទឹក។
HANNA INSTRUMENTS HI98308 Water Purity Tester Specifications EC Range 0.0 to 99.9 μS/cm Resolution 0.1 μS/cm Accuracy ±2 % f.s. at 25 °C ( 77 °F) Additional Specifications Calibration Manual,…