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Dublin Core
Title
Litmus Paper
Description
Red litmus paper in a cardboard box, with label reading 'RED LITMUS BOOKS; ONE DOZEN.' Litmus paper is used as a pH indicator, red litmus paper stays red in acidic and neutral solutions, however turns blue in alkaline solutions.
Date
c. 1930s
Identifier
2000/3.108
Physical Object Item Type Metadata
Physical Dimensions
Length: 7.2 cm (box)
Materials
Cardboard; Paper