Litmus Paper Red+Blue for School-College and laboratory

product code:litmas01

Product details of Litmus Paper Red+Blue for School-College and laboratory

• Durable and practica
• Type: Blue + Red Litmus Strip
• 100+100) = 200 strips or 200 Leaves 4 Red+Blue
• Blue Litmus Paper: Unchanged blue or sometimes purple at neutral pH, red below pH 4.5, blue above pH 8.3. Blue paper that doesn't change color indicates the sample is a base.
• Red Litmus Paper: Unchanged red or sometimes purple at neutral pH, red below pH 4.5, blue above pH 8.3. Red litmus paper that doesn't change color indicates the sample is an acid.

Litmus is a water-soluble mixture of different dyes extracted from lichen. Dyeing filter paper either red or blue with this ink creates one turns blue under alkaline conditions & Blue Litmus Paper turns red of the oldest forms of testing alkalinity and acidity. Red litmus paper

under acidic conditions. Sold in boxes of (100+100)=200 strips of paper.