4. development of effective substances with ChitosanExperimental method 1: Making Chitosan from shrimp shell 1. peel shrimp come washing water 3-4 times. 2. dried until dry and bring crushing smaller 3. peel shrimp, boiled until dried dry extract mineral acids HCL. The concentration of 2 mol per 250 ml volume, then the people throughout a 2 hours at room temperature. 4. clean and filter the extracted by a white cloth to filter substances released from shrimp shell. 5. bring the effluent from shrimp shell extract minerals get rid of proteins by using slurry. NaOH concentrations of 2 mol volume 250 ml 24 hour people. Temperatures of 100 degrees Celsius. 6. wash laeokrong with a white cloth will have substance, CAI Carlo Blu white cloth surface. 7. then, bring the color removal using concentrated ethanol 95% lokwam. Pour some white fabric filter until the color is low then dried until dry. 8. the preparation of Chitosan by substance intake Chrysler Marietta with aqueous NaOH concentration, 50% Using the ratio of NaOH concentrations, kinase Carlo per 50% is 1:4, then two hours, people. With temperatures of 100° c เซีส 9. then remove the Chitosan is soluble, then Tak has gone until dry.Experimental method 2: Study on performance of compound gingeral with Chitosan from shrimp shell. 1. prepare the extraction of gingerol by water in a ratio of 2000:1. 2. substances gingerol, extracted with water in a ratio of 2000:1, and then mix the Chitosan from shrimp shell. 3. divide into 4 groups of cilantro. Each group of 5 trees. 4. observe and record the results for 5 days.3.2 analysis.Gingerol, a substance derived from the family Zingiberaceae ginger extracted with water in a ratio of 2000:1, and mixed Chitosan. There is a constant condition of coriander is best, because Chitosan from past studies have found that Chitosan AIDS in disease control and quality after harvest of the fruit and then later the quality of the harvest.
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