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Define Regents for Estimation of Vitamin C - Colorimetric Method?
1. 2, 4 dinitrophenylhydrazine reagent - Dissolve 2 g of dinitrophenyl hydrazine in 100 ml of 9N sulphuric acid and allow to stand overnight. Mix and use.
2. 5% thiourea solution - Dissolve 25 g of thiourea in 500 ml of distilled water.
3. 9N sulphuric acid
4. 85% sulphuric acid
5. 0.6% copper sulphate
6. Colour reagent or Dinitrophenylhydrazine - thiourea - copper sulphate (DTC) reagent - Mix
7. 5% trichloroacetic acid (TCA)
8. 5% metaphosphoric acid in 10% acetic acid solution - Mix 1000 ml of 5% metaphosphoric acid and 500 ml of 10% acetic acid.
9. Ice for cooling.
Define in brief about the biomolecules Some of the biomolecules, also known as compounds of life, form part of the structure of cell, and some of these are sources of energy fo
what is the Symptoms of VIBRIO PARAHAEMOLYTICUS Symptoms: A total of greater than one million organisms may cause disease. Symptoms of intoxication which range from mild to se
1. FIBROU S OR IMMOVABLE JOINTS - Occur between the bones of cranium & in the tooth suckets commonly in the form of sutures. 2 . CARTILAGINOUR OR SLIGHTLY MOVAB
Why Water is a essential nutrient for life? In this unit, we learnt that water in spite of being ignored, is an essential nutrient required for life. Though the content of tota
How would you prepare 90 ml of .01 M potassium dichromate dissolved in water? Molecular mass of potassium dichromate is 294 g/mol.
Chemical energy of matter : As is obvious from the above account living cells obtain energy by breaking C-C and C-H bonds of organic matter under the process of catabol
A 48-year-old male patient, who normally enjoys good health, has been admitted to the hospital for the treatment of polycythemia vera. The nurse who is providing care for the patie
A transport process in which physical (hydrostatic) pressure drives part of a fluid through a membrane that selects based on pore size
are viruses cellular organisms
Health Education to Hospitalised Child You have unique opportunity for teaching and reinforcing good hygienic care while the child is hospitalised. Clean hair, nails, clothin
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