2 Pcs pH Buffer Solution Powder for calibration of pH meter (pH 4.01 + pH 6.86)

৳ 150
Description Featured of pH Buffer Solution 1 packet pH 4.01 and 1 packet pH 6.86 powder Simple to use. Just

3 in 1 Digital TDS-EC-Temp- Conductivity Meter

Original price was: ৳ 450.Current price is: ৳ 400.
Description 3 In 1 EC & TDS TEMP Conductivity Meter This is a digital TDS tester to test the filter