Skip Content

Please Upgrade Your Browser Grainger will no longer support Internet Explorer 8 as of 07/2018. Please upgrade your browser or contact your System Administrator for support.


Water Meter,DO 6+,1 M Length

  • Item # 21E912
  • My Part #
  • Mfr. Model # WD-35643-12
  • Catalog Page # N/A
  • UNSPSC # 41115611
Water Meter,DO 6+,1 M Length close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Web Price $602.00 / each
Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Please sign in or register to access Quote

Want to Get Free Shipping?

  • Shipping Weight 1.4 lbs.
Country of Origin Singapore Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

OaktonĀ® Meter DO 6+ Meter is low-maintenance and requires no warm-up time. This meter test water quality in wastewater, surface water, ground water, and drinking water. LCD displays results in ppm or mg/L with enunicators to aid in troubleshooting. Gives view of electrode slope, zero offset, and millivolt values for electrode diagnostics. Features 6 function buttons for freezing, readings, temperature results, setup, calibration, and automatic barometric. Includes protective rubber boot.

View More

Technical Specs

  • Item Dissolved Oxygen Meter
  • Dissolved Oxygen Range 0.0 to 20 mg/L (ppm)
  • Oxygen Concentration 0 to 200%
  • Waterproof No
  • Automatic Temperature Compensation Yes
  • Displayed Temperature Range Yes
  • Operating Temp. Range (F) 0 to 50
  • Operating Temp. Range (C) 32 to 122
  • Barometric Pressure Range 500 to 1489 mmHg
  • Auto Power Off Yes
  • Memory No
  • Temperature Compensation Range 0 to 100
  • Calibration Yes
  • Dissolved Oxygen Range Accuracy (+/-) 1.5% full scale
  • Temp. Accuracy (+/-) 0.5 C
  • Dissolved Oxygen Resolution .01 mg/L
  • Cable Length 1 meter
  • Power Source 4 ea 1.5 v AAA batteries
  • Includes DO 6+
  • Manufacturers Warranty Length 3 yr.
How can we improve our Technical Specifications?

Compliance and Restrictions


Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.