General Hydroponics pH 7 Reference and Calibration Solution

General Hydroponics Ph 7.0 Calibration Solution - 8 Ounces, 1 bottle

General Hydroponics Ph 7.0 Calibration Solution – 8 Ounces

Use as a reference solution to see if your meter is reading correctly and a calibration solution for compatible meters.

General Hydroponics Ph 7.0 Calibration Solution – 8 Ounces, 1 bottle


More: Recent Amazon Finds

Leave a Reply

Your email address will not be published. Required fields are marked *