pH Test strips pH 3,8-5,5, 20 pieces

For controlling the pH of beer, wine and juices. With built-in color scale. Packed per 20 strips. Available in 3 versions:     

• pH 2.8 to 4.6 juices     
• pH 3.8 to 5.5 (wine)     
• pH 5.2 to 6.8 (beer)