Bottle of 200 strips of test paper indicating pH values from 4.0 to 7.0
This product is no longer in stock
10 booklets of 20 precut strips for your analysis, easy to handle.
Sealed opaque plastic bottle for optimal storage, tamperproof collar, easy opening / closing.
Colorimetric scale sticked on the bottle.
Scale : 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7