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Questions related from Ajay Sharma
I isolated a natural product from chloroform extract of my research plant, which is fluorescent in nature. Can any one tell me by analyzing the 1H and 13C spectra of compound that to which class...
08 August 2017 9,282 5 View
i have publications in different journals. Can i used the text of my publication in my thesis.
07 July 2017 3,417 14 View
i want to separate polar plant extract on Diaion and Sephadex LH-20 and i want to know can i re-use Diaion and Sephadex LH-20? if yes then what is the procedure?
12 December 2015 9,513 4 View
i want to separate polar fraction of plant extract. For this i want to know how much amount of plant extract should be loaded in the column. Further, for batter separation what should be the...
12 December 2015 8,372 3 View
Standard equation of FeSO4 is y=4.5682x-0.0347. Different concentration used for the preparation of std curve are 60, 120, 180, 240, 300 mg/L. I took 100ul of sample having concentration 1mg/ml...
11 November 2014 929 6 View
We estimate antioxidant activity of a extract with different method like DPPH, FRAP, Molybdenum reducing method and NO scavenging activity etc. which type of compounds responsible for these...
09 September 2014 4,039 9 View
Which is the best method for their identification.
08 August 2014 5,650 4 View
I have used Folin–Ciocalteu reagent method for total phenolics (gallic acid as standard) and AlCl3 method for total flavonoid (catachin as standard) count estimation. In each method I have used 1...
07 July 2014 1,080 14 View
I have used Mo(VI) reduction assay for total antioxidant capacity of plant extracts. i got the absorbance values, now how to calculate total antioxidant capacity of plant extract by using these...
07 July 2014 982 7 View
I want to use Soxhlet method for the extraction of different extracts from plant material. but I don't know how long the Soxhlet extraction Should be run for complete extraction of secondary...
06 June 2014 4,710 16 View