"Methanolic extract of eggplant solanum melogena peel as a dye pigment in differential stains" Essays and Research Papers

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    residual pulp‚ peels and skin. These wastes can cause environmental pollution if not utilized. Recently there are investigations/studies carried out on how to utilize these waste that’s why we turn to a practical use of the Pineapple peeling as stain remover. We observe that people who can’t afford commercialized stain remover use vinegar as alternative. And mostly of the vinegar are made up in coconut‚ apple and etc. We want to find out if pineapple peeling extract is effective as stain remover. That’s

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    Natural Dyes

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    Natural dyes are dyes or colorants derived from plants‚ invertebrates‚a or minerals. The majority of natural dyes are vegetable dyes from plant sources – roots‚ berries‚ bark‚ leaves‚ and wood — and other organic sources such as fungi and lichens. Archaeologists have found evidence of textile dyeing dating back to the Neolithic period. In China‚ dyeing with plants‚ barks and insects has been traced back more than 5‚000 years.[1] The essential process of dyeing changed little over time. Typically

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    Banana Peel

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    the 20th century and some products from that era are still in use today. Today‚ shoe polish is usually made from a mix of natural and synthetic materials‚ including naphtha‚ turpentine‚ dyes‚ and gum arabic‚ using straightforward chemical engineering processes. Shoe polish can be toxic‚ and‚ if misused‚ can stain skin. Banana is the common name for a fruit and also the herbaceous plants of the genus Musa which produce the commonly eaten fruit. They are cultivated primarily for their fruit‚ and

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    01assign11 Stain

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    1: Victoria ’s Ugly Stain Introduction: The purpose of this assignment is to give you an opportunity to apply some of the critical reading strategies you have evaluated. Resources: Go to Writing on the Run! to review the “Writing Process.” You may also want to review your English 11 Introduction Assignment for a tutorial on how to write a paragraph. Instructions: Complete the assignment by following the steps outlined below. STEP A: Read the article “Victoria’s Ugly Stain”; then answer questions

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    Babyfoot Peels

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    A lot of guys turn their noses up at the mention of a pedicure. All they think about is nail polish and foot massages. However‚ pedicures come in many different forms. The Babyfoot peel is a pedicure that any guy (or gal) shouldn’t hesitate to try. The Reality of Feet Think about the wear and tear your feet go through from the time you start to walk. You use your feet for standing‚ walking‚ running‚ balancing‚ and dozens of other things. From the time you begin to walk‚ your feet start to develop

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    Orange Peels

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    684 Antioxidant Activities of Orange Peel Extracts A.E. Hegazy and M.I. Ibrahium Department of Food Science and Technology‚ Faculty of Agriculture‚ AL-Azhar University‚ Cairo‚ Egypt Abstract: This work aimed to evaluate the efficiency of different organic solvents such as‚ methanol‚ ethanol‚ dichloromethane‚ acetone‚ hexane and ethyl acetate for extraction of ( flavonoids and polyphenolic compounds(TFC and TPC respectively) from the orange peel. Also‚ the effect of these solvents on the

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    The purpose of this paper is to help analyze or compare pigments from two organisms. Chromatogram is the pattern that the chromatography paper has created from its substances. A retention factor‚ also abbreviated as an Rf value‚ is the measurement of the distance that the sample had traveled. The formula for an Rf value is migration distance of solvent front divided by migration distance of substance. An Rf value is the distance the pigment travels from the original spot‚ which is the dot‚ of solvent

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    Dye Decolorization

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    spp and its application in dye decolorization Project supervisor: Dr. R. Masalu Lab scientist: Mr. Chuwa INTRODUCTION: Due to rapid industrialization and urbanization‚ a lot of chemicals including dyes are manufactured and used in day-to-day life. Dyes are synthetic and aromatic molecular structural compounds. According to their dissociation in an aqueous solution‚ dyes can be classified as acid‚ direct reactive dyes (anionic)‚ basic dyes (cationic) and disperse dyes (nonionic). They are used

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    Paint Pigment

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    The History of Paint Pigments Chem 111-404 April 24‚ 2013 Introduction: This report expresses five different pigments that were formed during chemical reactions. Three out of the total five reactions went through a metathesis‚ or double-replacment reaction. A metathesis reaction can be defined as “a chemical reaction in which an element or radical in one compound exchanges places with another element or radical in another compound.” (Webster). The other two pigments underwent a neutralization

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    Stain Conclusion

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    Conclusions: We learned that some nasty stains can come out with some unorthodox products. We used on our stain Isopropyl alcohol (rubbing alcohol)‚ bleach‚ and shout. The product that did the best at pulling out stains was the Isopropyl alcohol. Isopropyl alcohol is a clear‚ colorless‚ flammable‚ mobile liquid‚ (CH3)2CHOH‚ used in antifreeze compounds‚ in lotions and cosmetics‚ and as a solvent for gums‚ shellac‚ and essential oils. It did great job at pulling stains right out of the cloth. This products

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