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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.
Accident Causation - Accidents and Losses Several accidents occurs everyday year round in industries. We have already discussed different types of accidents and injuries t
Meiosis is the special type of cell division in which the numbers of chromosomes in daughter cell are reduced to half, as compared to parent cell. Occurrence: It takes place
Crisis due to Deforestation Due to continuing deforestation we are faced with a major ecological and socio-economic crisis. To reverse this trend of deforestation a National
Equine herpes virus infections (equine rhinopneumonitis, abortions) Equine herpes virus infections in horses and foal are caused by Alphaherpes virus of herpesviridae family p
Q. Can you explain Tannins? Tannins are another class of compounds which interfere with the absorption of minerals like iron and reduce the availability of proteins by bindin
What is the endocrine function of the placenta? The placenta besides being the organ by which the exchange of substances among the mother and the fetus is done also has the fun
DIGESTIVE SYSTEM IN COCKROACH ALIMEN T A R Y CANAL 6-8 cm. long. Coiled, present from mouth to anus. Differentiated into 3 parts - 1. Foregut 2. M
What is the difference between the lateral and the apical buds of the plants? Lateral buds are portions of meristematic tissue situated in the base of the shoots. Apical bud
Phototherapy Unit Principle Photoisomerisation and photo-oxidation changes indirect bilirubin into water soluble substance. Operational Instruction Adjust
Contact guidance - Modes of Cell Movement Besides chemical / ionic factors that regulate cell movement in developing embryos, physical factors as well appear to play a role in
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