Results 111 to 120 of about 4,386,534 (163)

Chemistry and the two organic kingdoms of nature in the nineteenth century. [PDF]

Med Hist, 1972
Goodman DC.
europepmc   +1 more source

Comportamiento solvatocrómico del colorante natural de mortiño (Vaccinium floribundum Kunth)

The solvatochromic effect is the modification of the absorption spectrum of a solute by varying the solvent. This research evaluated the solvatochromic characteristics of Malvidin-3-glucoside hydrochloride. The method to obtain maximum wavelengths was by
Mora, Tatiana, Brito, Carlos, Almachi, Dennys, Suárez, Martha   +3 more
core  

A Study of Green Fluorescent Bacteria from Water. [PDF]

J Bacteriol, 1918
Tanner FW.
europepmc   +1 more source

“Adsorbente natural cubano como soporte de colorantes orgánicos poco biodegradables: alternativa ecológica para el saneamiento ambiental”

, 2019
Tesis de ...
openaire  

Aprovechamiento del epicarpio de mangostino (garcinia mangostana), como colorante y antioxidante natural para uso en alimentos

, 2019
Maestría en Desarrollo Sostenible y Medio Ambiente, Facultad de Ciencias Contables, Económicas y Administrativas.
openaire   +1 more source

THE CULTURE, GENERAL PHYSIOLOGY, MORPHOLOGY, AND CLASSIFICATION OF THE NON-SULFUR PURPLE AND BROWN BACTERIA. [PDF]

Bacteriol Rev, 1944
van Niel CB.
europepmc   +1 more source

Atti 58° Congresso Nazionale Società Italiana Igiene, Medicina Preventiva e Sanità Pubblica (SItI): Bologna, 22-25 ottobre 2025. [PDF]

J Prev Med Hyg
europepmc   +1 more source

Remoción de un colorante de los efluentes de la industria textil mediante adsorción en una zeolita natural

, 2021
openaire   +2 more sources