Red litmus paper (Per booklet of 100 strips)
• Changes colour from red to blue when conditions change from acidic to alkaline
• General test for acidic or alkaline reaction
• pH range: 5.0 - 8.0
• Size: 10 x 70mm
Description
• General test for acidic or alkaline reaction
• pH range: 5.0 - 8.0
• Size: 10 x 70mm