نتایج جستجو برای: natural dyes

تعداد نتایج: 500174  

Journal: :ACS Sustainable Chemistry & Engineering 2023

The key to achieving sustainable development lies in reducing waste, valorizing and adopting conscious consumption. This study aimed evaluate the potential of two by-products from cork industry as natural dyes for textiles. Specifically, cork-cooking wastewater expanded black condensate were tested eco-friendly coloring agents dye cotton (both organic with a surface treatment) wool. After dyein...

Journal: :Eastern-European Journal of Enterprise Technologies 2017

Journal: :IOP Conference Series: Earth and Environmental Science 2019

Journal: :Egyptian Journal of Textile and Polymer Science and Technology 2022

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1370

determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

Journal: :Ruwa Jurai: Jurnal Kesehatan Lingkungan 2021

Coloring substances in food are generally classified into two categories, namely natural dyes and synthetic dyes. Rhodamine B is a dye which widely used the textile industry. The use of can cause irritation to digestion, inhalation, eyes. This research was conducted detect rhodamine content tomato sauce by adding detergent. design this study qualitative descriptive on market. test results for p...

Journal: :World Journal Of Advanced Research and Reviews 2023

This research endeavors to create and produce an organic solar cell employing natural dyes as photoactive materials. The study follows a systematic approach, comprising the identification of suitable dyes, construction, testing Grätzel-type cells, evaluation electrical output in relation cell's composition. Subsequently, comparative analysis is conducted gauge efficiency based on type dye emplo...

Journal: :iranian journal of microbiology 0
narjes jafari department of biology, faculty of science, alzahra university, tehran, iran. rouha kasra-kermanshahi department of biology, faculty of science, alzahra university, tehran, iran. mohammad-reaz soudi department of biology, faculty of science, alzahra university, tehran, iran.

background and objectives: synthetic dyes are recalcitrant to degradation and toxic to different organisms. decolorization of textile wastewaters is one of the major concerns since last decades. physical-chemical treatments are very expensive and frequently producing large amounts of toxic wastes. biological treatments can be more convenient. in the present study, an attempt has been made for d...

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