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Extech PH50 Waterproof pH Pen (Great for science fair projects!), US $500 – Picture 0
Extech PH50 Waterproof pH Pen (Great for science fair projects!), US $500 – Picture 1
Extech PH50 Waterproof pH Pen (Great for science fair projects!), US $500 – Picture 0
Extech PH50 Waterproof pH Pen (Great for science fair projects!), US $500 – Picture 1

Extech Ph50 Waterproof Ph Pen (great For Science Fair Projects!)

US $500

  • El Granada, California, United States
  • Feb 28th
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Extech PH50 Waterproof pH Pen (Great for science fair projects!) I bought this pH pen to complete a students science project. It has only been used for this one project and the pen is in excellent condition. Finish a similar project like the one below: http://www.selah.k12.wa.us/soar/sciproj2002/SaraW.html PH50: Waterproof pH Pen Easy to use, rugged pH pen with 2 to 12pH range Features: pH range: 2 to 12pH LCD displays pH eadings Easy to calibrate single CAL key with automatic pH buffer recognition (4, 7, and 10pH) Choice of 3 point calibration for better accuracy Data hold freezes reading on display Low battery indicator, Auto power off Complete with built in electrode, sensor cap, inner pH electrode protection cap, and 4 LR44 button batteries For complete specs please download the product datasheet Downloads & Software:   English Datasheet Supplies & Accessories: PH103 - Tripak Buffer Pouches (4, 7 and 10pH plus rinse solution) 650470 - Tripak Dry Powder Buffer Capsules (4, 7 and 10pH) PH4-P - 4pH Buffer Solution (2 Bottles) PH7-P - 7pH Buffer Solution (2 Bottles) PH10-P - 10pH Buffer Solution (2 Bottles) http://www.extech.com/instruments/product.asp?catid=40&prodid=432
Condition:
Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections. ...
Brand Extech
Country/Region of Manufacture China
Model PH50
UPC 793950050507

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