Hydrion pH 1.0-12.0 Strips(100 Strips)

Hydrion PH 1.0-12.0 Strips 

100 Count  Paper strips per Vial in 1.0 increments
1.0 to 12.0 Range .In Convenient Plastic Vial with color chart with sharp color changes. 
Dip and match to color chart.