naphthalenedisulfonic acid

naphthalenedisulfonic acid
\\“+...-\ noun
Etymology: naphthalene + disulfonic
: any of several disulfonic acids C10H6(SO3H)2 derived from naphthalene and used especially in the form of hydroxy and amino derivatives (as chromotropic acid, H acid, G acid, R acid) as dye intermediates

Useful english dictionary. 2012.

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Look at other dictionaries:

  • D&C Red 33 — IUPAC name Disodium 5 amino 4 hydroxy 3 (phenylazo) naphthalene 2,7 disulfonate …   Wikipedia

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