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Title: A perspex box containing six books of universal indicator pa [Go to resource]
Description: A perspex box containing six books of universal indicator papers, pH 1 - 11, made by Johnsons of Hendon. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: pH paper Temporal: 1970-1977 Source: Science Museum Creator: Johnsons of Hendon Ltd Identifier: 2001-515 Go to resource More Like this...
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