Rozindulinok,

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Rozindulinok, mesterséges festékek, melyek az indulinoktól (1. Indigo) abban különböznek, hogy benzol helyett naftalin van bennök. Élénk vörös szinüek s tömített kénsav kéken át zöldbe csapja át őket.

 

 

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Arcanum Newspapers

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See what the newspapers have said about this subject in the last 250 years!

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