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Exploring Protein Tests Food Protein Analysis Class 12 chemistry project
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Exploring Protein Tests: Food Protein Analysis • link for chemistry practical • • CHEMISTRY PRACTICAL • Tests for proteins are commonly performed to determine their presence, concentration, and specific characteristics. Here are some commonly used tests for proteins: • Biuret Test: This test is used to detect the presence of peptide bonds in proteins. It involves adding a solution of copper sulfate and sodium hydroxide to the sample. If proteins are present, a violet color develops. • The Ninhydrin test is a commonly used chemical test for detecting the presence of primary amines or amino acids. It is named after the compound ninhydrin, which is the reagent used in the test. • The ninhydrin test is based on the reaction between ninhydrin and the primary amine group. When a compound containing a primary amine or an amino acid is treated with ninhydrin, a deep blue or purple color develops. This color change is due to the formation of a complex between ninhydrin and the amino group. • The Xanthoproteic test is a chemical test used to detect the presence of aromatic amino acids, particularly tyrosine and phenylalanine, in a given substance. It is commonly performed in laboratories and is used in various fields such as biochemistry and organic chemistry. • The test involves adding concentrated nitric acid (HNO3) to the substance being tested. The nitric acid reacts with the aromatic amino acids, causing a yellow color change in the solution. This color change is known as the xanthoproteic reaction. • protein test,total protein test,ninhydrin test,ninhydrin test for amino acids,ninhydrin test for fingerprints,biuret test for proteins,biuret test,biuret method for protein estimation,nitric acid test for protein,to study the sample of protein,xanthoproteic test,xanthoproteic test for amino acids,xanthoproteic test egg albumin,ninhydrin reagent,biuret reagent,biuret reagent preparation,millons test for proteins,pandey ji classes,class 12 cbse practical,lab • • • #proteintest • #biurettest • #ninhydrintest • #xanthoproteictest • #eggalbumin • #chemistrypractical • #chemistryprojectclass12
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