Free Shipping & Free Returns*

EXPEDITED SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart

Code: EXT-PM-WTRPFHM-PH90

MPN: PH90

UPC: 793950150900

List: $169.49Save 21%
$133.59

Product Info for Extech Instruments Waterproof Ph Meter, Tool

The Extech Instruments Waterproof Ph Meter, Tool is here at Opticsforyou.com and as usual we offer unbelievable prices 21% Off!image

Purchase your new Extech Instruments Waterproof Ph Meter, Tool from Opticsforyou.com today and you will appreciate the easy checkout process, fantastic customer service, Free Shipping policy and information on easily tracking your order.

PH90 is a Waterproof ph Meter. Featuring a rugged, waterproof (IP57) housing with Flat Surface Electrode for measuring pH in liquids, semi-solids, and solids and also displays temperature on the large LCD. The electrode does not break or get junctions clogged like the traditional glass bulb probes. Easy to replace sensor is perfect for field or lab use. Features a 2 or 3 point calibration, which automatically recognizes buffer solutions, and PTS (percentage of slope) tells you when it's time to replace your electrode. Complete with flat surface pH electrode, protective sensor cap, and two 3V CR-2032 button batteries (pH buffers are required for calibration - sold separately).

Features/Specifications:

Rugged replaceable flat surface pH electrode for quick on-the-spot pH measurements Simultaneous display of pH and Temperature 2 or 3 point calibration automatically recognizes buffer solutions (order pH buffers separately) PTS (percent of slope) tells you when it's time to replace your electrode (below 70% or above 130%) Automatic Temperature Compensation Data Hold, Min/Max, Auto Power Off, and low battery indication

Included Accessories:

Complete with flat surface pH electrode, protective sensor cap, and two 3V CR-2032 button batteries (pH buffers are required for calibration - sold separately).

Features of Extech Instruments Waterproof Ph Meter, Tool

  • Rugged replaceable flat surface pH electrode for quick on-the-spot pH measurements Simultaneous display of pH and Temperature 2 or 3 point calibration automatically recognizes buffer solutions (order pH buffers separately) PTS (percent of slope) tells you when it's time to replace your electrode (below 70% or above 130%) Automatic Temperature Compensation Data Hold, Min/Max, Auto Power Off, and low battery indication

Package Contents:

  • Extech Instruments Waterproof Ph Meter, Tool
  • Complete with flat surface pH electrode protective sensor cap and two 3V CR-2032 button batteries (pH buffers are required for calibration - sold separately).