Phenol Red

Availability: In stock

$5.50

Quick Overview

This is the replacement for the phenol red in the pH test kit.

The phenol red comes in two sizes, 1/2oz and 1oz.

The 1/2oz bottle fits inside the OTO pH test kit, but for .50 more you get a full ounce.

Please choose which size you prefer from the drop down menu below.

ECOsmarte Phenol Red

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$5.50