Description
Red litmus paper turns blue at pH 8.3 or more (basic).
Strips measure 7 x 48 mm. Packaged in 12 vials; 100 strips per vial.
Red litmus paper turns blue at pH 8.3 or more (basic).
Strips measure 7 x 48 mm. Packaged in 12 vials; 100 strips per vial.