Dr. Pratibha Singh received Ph.D degree in Chemistry, and has research experience in Natural Dyes Extraction. She was Project associates in Department of chemical engineering IT BHU, India, working on Water Sample Testing and Effluent Treatment. She also has work experience as Scientific Officer in the field of Surface Chemistry. Some of her research work / papers were published in following journal:- • Indian Journal of Fibre & Textile Research 37 (3)(2012) 83-86:- Topic - "Extraction of natural dye from Dahlia variabilis using ultrasound". • Indian Journal of Fibre & Textile Research 35 (9)(2010) 272-276:- Topic - "Evaluation of various techniques for extraction of natural colorants from pomegranate rind- Ultrasound and enzyme assisted extraction".