Three Ways to Order Your Science Supplies

Online - Pay by credit card, check or your account.

By Phone - Call us at 800.628.7748
Mon.- Thurs. 7:30 -12:00, 12:30-3:00 pm EST, Fri.Closed


By Fax - Fax your order with our
pdf form.

Hardness Test Strips


This easy to use strip may be used in all applications where total water hardness measurements are required (0-500ppm 50) strips per package.

Go back