0
How is Benedicts test used to determine the glucose content of a sample of urine in blood?
Wiki User
∙ 14y ago
Aqueous is mixed with Benedict's reagent, a solution of copper sulfate, sodium hydroxide, and tartaric acid. The mixture is heated. Carbohydrates which react with Benedict's reagent to reduce the blue copper (II) ion to form a brick red precipitate of copper (I) oxide are classified as reducing sugars.
Wiki User
∙ 14y ago
Add your answer:
Earn +20 pts
explain using sample equation, the application of benedicts tollens and fehlings test in hospital?
wrt
How do you prove there is glucose in a sample?
You can prove there is glucose in a sample by using Benedict's Solution. Heat up the sample, and add the Benedict's Solution. Assuming the solution is clear, if glucose is present it will change colour to red, or yellow, or green. If not, it will stay clear.
What is glucose oxidase peroxidase aminophenazone phenol?
Glucose oxidase is an enzyme that catalyzes the oxidation of glucose into gluconic acid and hydrogen peroxide. Peroxidase is another enzyme that uses hydrogen peroxide to catalyze the oxidation of various organic compounds. Aminophenazone is a compound that is commonly used in diagnostic tests to react with hydrogen peroxide in the presence of peroxidase, producing a colored compound. Phenol is an organic compound that can act as a reducing agent and is commonly used in various industrial applications.
What is a clevenger apparatus?
Clevenger apparatus is used to determine the volatile oil content in a given sample. The oil layer settles on top of the aqueous layer.
Can cociane rate a breathalyzer test lower?
No. Breathalyzers are instruments that are utilized in a number of professions to determine the amount of blood alcohol content by analyzing a breath sample obtained from an individual. The breathalyzer works on the principle of estimating the blood alcohol content of an individual based on a sample of breath that is obtained from the suspect.
Would glucose solution produce a positive Benedicts test?
No, Benedicts reagent will show positive results if the carbohydrate is a reducing sugar. You will know if it is positive if the sample will turn from blue to green then to orange when you are cooling the solution, which is the last step when you are performing the benedicts test for carbohydrates.
What tests are used to test for the presence of starch and glucose?
for the starch iodine test is performed in which the starch reacts with iodine to produce dark blue colour which confirms the presence of starch. for glucose benedict's and fehling's test is performed. benedict's test: 1 ml sample is mixed with 1 ml of benedicts solution and the heated upto boiling if the colur changes to brick red then it confirms the presence of glucose fehling's test: similarly 1 ml fehling's solution I & fehling's solution II each in taken together and to it 1 ml of the sample is takenon then heated uptill boiling. if the colour changes to brick red the it confirms the presence of glucose.
How do you determine an adequate sample size?
A sample size is needed whenever you conduct an experiment. How you determine an adequate sample size depends on the scope of what you're testing, such as medications.
Is there a blood glucose monitoring system that doesn't require to prick anywhere in the body for a blood sample?
No. Because read one's blood glucose level requires analyzing a sample of that blood.
Are blood glucose tests painful?
A blood glucose test will require that you have blood drawn for a blood sample so that your glucose levels can be determined to be normal or not. Getting a blood sample will require that a lab technician perform a phlebotomoy where a small needle is used to pierce the skin and draw a small blood sample from the body.
Factors to consider in determining sample size?
Factors that determine sample size
How can you determine whether a sample is representative of a population?
Take a simple random sample.
