Essay About Natural Stains And Eva Wendah Katrinasuelto

Natural Stains
[pic 1]Lyceum of the Philippines University- BatangasHigh School DepartmentGulod Labac, Batangas CityBasella Rubra L. Ink RefillsGroup 4Atog, Anizah MaeCalingasan, Rich Mai T.Ebora, Karen Faye A.Perez, Gian Vinson A.Salva, Eva Wendah KatrinaSuelto, Luellah S.January 22, 2016Results & Discussion        Natural stains are best known for its distinct property: permanence of coloration; but due to its arty; most of stains used nowadays are synthetic. Chemical compounds made from the substance found in coal tar. Yet, natural stains are more superior than them they keep with specimen for a long time while the synthetic ones easily fade away. Permanence of coloration is important especially for preparations that require considerable handling over a period of time. Only three natural dyes are still used by biotechnicians: brazilin from brazilwood, hematoxylin from logwood and hematein from caesal pinacae.Ink made from alugbati (Basella rubra L.) or what we commonly known as Malabar spinach.In order to get the perfect alugbati ink, the researchers have done two procedures to compare which ink last longer and is thicker. On the first attempt they picked up those violet bear from the alugbati (fruit) and squeeze it with mortar and pestle. It was a pure alugbati extract. With this, they observed that the ink was thicker but is not that effective when they  tried to write using it.On their second set-up, they’ve done the same procedure on getting the extract, but this time they added salt, vinegar and alcohol. After adding these other ingredients, the researchers noticed that this second attempt last longer and is better to use.