Two dispenser rolls of high precision pH paper

Made:: circa 1970

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Two dispenser rolls of high precision pH paper
Science Museum Group
© The Board of Trustees of the Science Museum

Two dispenser rolls of high precision pH paper, Known as pHydrion papers, made by MicroEssential Laboratory Inc. Brooklyn, N.Y., Grade 367, range 9.0 -12.0.

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Category:: Experimental Chemistry

Object Number:: 2001-514

type:: ph paper

credit:: CHN Analysis

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Two dispenser rolls of high precision pH paper

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