PH METER +91-8353949686 Leave a Comment / Liquid Handling Systems, metel hardness tester, micropipette, Scientific Instruments / By Shikha Digital pH Meter Table Top Features: 3.5 Digit Red LED Display 2 Point Calibration. Supplied with Combination pH Electrode Electrode Stand, Buffer Tablets (7 & 4 ph) Sample Bottles (2 Pieces), Instruction Manual & Dust Cover Works on 220V ±10% AC.