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POURPRE RUHEMANN [1 record]

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Record 1 1992-03-13

English

Subject field(s)
  • Dyes and Pigments (Industries)
CONT

Metal salts (e.g. zinc chloride) react with Ruhemann's purple to change colour of ninhydrin print. Zinc chloride causes ninhydrin prints to fluoresce under 488 mm argon ion laser line.

French

Domaine(s)
  • Teintures et pigments (Industries)

Spanish

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