calcActive())">
Test Tube pH Pen
SKU/Product Number#:
SB52136
In Stock
$75.00
- + Create New Wish List
- Adding...
Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation, this pH reader fits into standard test tubes 16 x 50 mm or larger. Automatically calibrates to pH 4, 7, and 10 buffers and can be adjusted to recognize any buffer. Features a hold function, auto power off, low battery indicator, waterproof case, and built-in electrode kept moist with a protective cap. Requires two button-cell batteries (included).
Recently Viewed Products
Nasco Education is now part of School Specialty! Read our FAQs to learn more.

