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Q: How do you prepare Hager's reagent for Alkaloid test?
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What is the test for alkaloids?

you can check alkaloid by dragon droff reagent,by iodine test,by muric oxide or by making its picrate derivATIVES


How do you prepare hager reagent?

It is the Saturated solution of Picric Acid and is used to test the presence of alkaloids. Alkaloids give yellow ppt. with Hager's reagent.


How do you prepare Dragendorff's Wagner's and mayer's reagents reagent?

(Wagner's reagent is used to test for alkaloids). To prepare Wagner's reagent; Dissolve 2g of iodine and 6g of KI in 100ml of water. -Atolani Olubunmi, Nigeria


What chemical reagent of protein?

Biuret reagent is used to test for protein in urine. It is a common test that students in biology class perform. Urine is added to a test tube, followed by approximately the same amount of Biuret reagent. If the solution turns lavender this means that there are proteins present in the urine.


What reagent is used to test for glucose and starch?

Glucose meter and test stripe


What reagent is used to test for unsaturated hydrocarbons?

This reagent is bromine in solution.


What reagent is used to test for starch?

The reagent that is used to test for starch is a mixture of iodine and potassium iodide in water, or an Iodine - KI reagent. If the reagent turns blue-black in color, then starch is present.


How do you prepare Benedicts reagent?

You can use it to test the glucose in urine to see if someone has diabetes or not.


What is the function of the test reagent in the oxidase test?

The ability of bacteria to produce cytochrome oxidase can be determined by the addition of the test reagent p-aminodimethylaniline oxalate to colonies grown on a plate medium.


What is million reagent?

You probably mean Millon's reagent. Millon's reagent is a solution of mercury in nitric acid which is used as a test for the amino acid tyrosine. Since proteins contain tyrosine, it is also used as a test for protein. When the test solution is boiled with Millon's reagent a white precipitate (solid) is produced which coagulates and turns red.


What compounds other than a-napthol can be used as a reagent for the test?

the compounds other than alpha-naphthol can be used as a reagent for the Molisch's test are the love formula.


What chemical reagent tests for starch?

The simplest test is the iodine test.