IS2

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Title The Natural Water Colors Researcher student from matthayom 5/1 Teacher advisors Miss Onusa Sirirat and Mr. Natpatsorn Chaiya School Satri Wat Rakhang School Abstract The purposes of this project were 1 to test the formulas of the natural water colors 2 to study the efficiency of the natural water colors 3 to study satisfaction of participants. The scope of the study was color from nature; yellow from wild turmeric powder, red from casesalping sappan powder and blue from dried butterfly pea. The target group are 7 teachers, 32 students, 3 parents and 12 others in totally of 54 people. In the experiment, there were formulas. The first time used 1 pan of pigment, 1 pan of gum Arabic, 4 drops of glycerin and 25 drops of water. The second time used 1.5 pans of pigment, 1 pan of gum Arabic, 4 drops of glycerin and 25 drops of water. The third time used 2 pans of pigment, 1 pan of gum Arabic, 4 drops of glycerin and 25 drops of water. The fourth time used .5 pans of pigment, 1 pan of gum Arabic, 4 drops of glycerin and 25 drops of water. The project analyzed by using statistics data 1 to analyze the performance of the natural water colors using the mean and the standard deviation 2 to analyze the satisfaction of the natural water colors using the mean and standard deviation. The results from the study found out that the average was in good level and the efficiency was in the highest level. The item was natural water colors could use in daily life which had a mean at 4.78 and a standard deviation at 0.42. Overall, a satisfaction was in the highest average as the natural water colors can decrease the chemicals in a daily life which had average at 4.83 and the standard deviation at 0.38. In conclusion, that from the study of natural water colors the best formula of each color is the third formula for yellow color, the second formula for red color and the third formula for blue color. All of the result is color texture has a lot of concentration and dark enough. Keywords wild turmeric powder, casesalping sappan powder, dried butterfly pea, gum Arabic, pan, glycerin



Abstract 1 1 1 2 - 2 - 2 - 2 - - 3 - 5 - 2 6 - 6 - 7 3 7 - 7 - - 15 - 15 - 16 4 17 5 19 - 20 - -

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2 1. 2. 3. ( ( 4. 1) 2) 3) 4)

2 3 1. gum Arabic) Acacia tree) tempera) 2. 2.1 2.2 3. 3.1 3.2

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2. 7 3. 4. 3 3 1. 2. (Percentage) 3. 4. 1. 2. 1. 2.

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14 1. 4.43 2. 4.33 3. 4.78 4. 4.28 0.65 2 1. 4.79 2. 4.83 3. 4.55 4. 4.56 0.52

15 5.1 5 1 4 1.5 2 2.5 5.2

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