Bluelab pH Pen

Bluelab pH Pen
Measures pH and temperature. Selectable units for °C & °F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration indicator. Hold reading function and low battery warning. Fully waterproof with auto off function. Automatic temperature compensation. Along with Bluelab pH Probe KCI Solution, Bluelab pH 7 & Bluelab pH 4 Solution Sachets are now included. Range: 0.0 - 14.0 pH/0-50°C/32°-122°F. Resolution: 0.1 pH/1°C/1°F. Accuracy @ 25°C: ±0.1 pH. Battery type: 1 x AAA alkaline.

Write a review

Please login or register to review

Discrete Shipping

We offer discrete packaging, for your products!

  • Brand: BlueLab
  • Product Code: 716480
  • Availability: In Stock
  • $112.50
The Ideal H2O® John Guest fitting line offers a wide range of push-fit quick connect fittings for pu..
$4.00

This indoor irrigation and propagation controller operates up to 4 or 6 (depending on model selectio..
$97.61

A complete replacement set of Ceiling Cross Bars and the fittings as well. Match to your Sun Hut® Th..
$9.95

Tests the acidity of soil. Check which plants suit your soil. Enables you to alter soil conditions. ..
$8.95

The 41 or 21 watt 5,500°K T5 HO replacement LED lamps are an excellent choice for the propagation an..
$24.95

Replacement lamp cord receptacle for all Sun System® ballasts. Donkey Ear flaps lock lamp cord in pl..
$6.95

Atlas® 1 CO2 Monitor/Controller comes with a 25 foot remote sensor. It features adjustable set point..
$599.95

Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is..
$1,980.00

The Atlas® 8 is a digital CO2 monitor/controller. Once the CO2 level has reached your desired set po..
$549.95