We offer Red and Blue Litmus Paper in one Package.
In this package, we give you 100 leaves Red litmus paper and 100 leaves blue litmus paper for your alkaline and acidity test.
Blue+Red Litmus Indicators or Litmus Papers 200 Leaves/Box is most used in a chemical laboratory in Bangladesh. Basically used in School, College, University Laboratory.
Blue and Red Litmus are a water-soluble mixture of different dyes extracted from lichen. Dyeing filter paper either red or blue with this ink creates one of the oldest forms of testing alkalinity and acidity. Sold in boxes of 100+100 strips of paper. Made in India.