Cabinet of curiosities: Vintage Czensny indicator to determine the pH of water

Vintage Czensny indicator to determine the Ph of water.

It is composed of a wooden & metal support with 10 test pieces in very good condition.

There are 8 different colors because the 6.5 and 7.0 test pieces are on both sides of the support.

The set is complete and is in good condition.

Very nice object to add to your cabinet of curiosities.

Holder length: 16cm.

Stand height: 11 cm.