Achala Engineering and Electronics supplies Electronic Digital pH Meter. Achala Engineering and Electronics is an ISO 9001:2000 registered company. The Electronic Digital pH Meter is made using optimum quality raw material like plastic products, PVC, UHM, brass stainless steel, haste-alloy, mild steel and carbon steel. The range consist of table top, hand held, long life sensors [Gel Filled Electrodes] which helps in testing the pH value of water in an accurate manner. These Electronic Digital pH Meters are extensively used in water treatment plants, mass production portable water plants. It also has Digital LCD or Bright LED display which shows 0 to 14 pH value in water and 1% to 2% accuracy.