DIFFRACTION (X-RAY) 3 DIFRACCION (RAYOS-X) ACIDO ALGINICO 2 ALGINIC ACID 2 FOTOGRAFIAS 2 PHOTOGRAPHS 2 CRISTALOGRAFIA 1 CRYSTALLOGRAPHY 1 Crystalline structures of alginic acids 1 Crystalline structures of poly-d-mannuronic and poly-l-guluronic acids 1 Diagramas de Kossel por microsonda electrónica 1 ENSAYOS 1 ENSAYOS (MATERIALES) 1 ESPECTROSCOPIA 1 HIDROGENO 1 HYDROGEN 1 KOSSEL METHOD 1 METODO DE KOSSEL 1 SPECTROSCOPY 1 TESTING 1 TESTING (MATERIALS) 1