A vial containing 1gm of pH indicator

Made:
circa 1960
A vial containing 1gm of pH indicator, a-naphthol-phthalein.

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A vial containing 1gm of pH indicator, a-naphthol-phthalein.
Science Museum Group
© The Board of Trustees of the Science Museum

A vial containing 1gm of pH indicator, a-naphthol-phthalein.

Details

Category:
Experimental Chemistry
Object Number:
2001-528
type:
ph indicator
credit:
CHN Analysis