Fixed preparations of flours and starches on a dark background

• Autores: Francisco Corral Diaz
• Localización: Ars pharmaceutica, ISSN 0004-2927, ISSN-e 2340-9894, Vol. 9, Nº. 11-12, 1968
• Idioma: español
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• Resumen

  • A technique of fixed preparations with a dyed bottom for flours and starches is described, using glycogelatine and black aniline to water.