Measure Vitamin C Content of Citrus Fruits


Vitamin C, also called ascorbic acid, is an important and powerful antioxidant. Many parts of the body including the immune system, they need to function properly. The RDA (Recommended Daily Allowance) for adults is less than 60 milligrams per day.

Citrus fruits contain more vitamin C in fruits and vegetables. Most citrus juices and canned vegetables are sold with the label of vitamin C per serving. However, there are two easy ways to measure, such as fruit juices are rich in vitamin C, if you want to do it alone.

Use a method of testing for vitamin C Track # 1 These documents are saved to the small amount of vitamin C in fruit juices to measure and are often used in laboratories. They are easy to use and can be purchased online in quantities 5-10 bands per box. Follow the manufacturer's instructions for the disposable.

Take a vitamin C solution for the second test method Measure 1 teaspoon of cornstarch in a cup and 1 or 2 tablespoons of cold water. Mix well, make a paste, add a cup of 02/01, add boiling water. Stir until the cornstarch mixture.

Pour 1 cup (75 ml) of water in half cup of corn starch and 10 drops with a pipette. A second pipette, add iodine to the mixture drop by drop until the solution is dark blue or purple. The amount of iodine needed can vary, a pause of several seconds between drops of iodine to mix with the solution to stop when you reach the color shown.

1.10 Remove the glass solution (5 ml) of iodine and cornstarch. The third in a glass, and add 10 drops of lemon juice. The solution is clear, such as ascorbic acid causes the iodine to disappear. A better solution, the highest concentration of vitamin C.

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