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Maria das Graças da Silva-Valenzuela

Graduate degree at Chemistry from Universidade Federal de Pernambuco (1980), master's at Chemistry from Universidade de São Paulo (1983) and doctorate at Chemistry from Universidade de São Paulo (1994). Has experience in synthesis of organic and inorganic products and characterization using FTIR, RMN, IV, DRX, HPLC and others technics. (Source: Lattes Curriculum)

Enriching Clay For Cosmetic Applications

Clays are low-cost materials that can be found abundantly in natural deposits distributed around the world. Clays are known as a versatile material used for various purposes, such as oil and gas extraction exploration and building construction, which are the […]