Riffat Amna

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Questions related from Riffat Amna

i distilled pyridine and also cover with aluminum foil and placed in -30C but it changes color after sometime. Why 4-vinyl pyridine changes color ?

when i distilled the pyridine its color is completely transparent. I am using 4-vinyl pyridine under nitrogen flow. But after sometime it changes the color. i know its photo sensitive thats why i...

26 July 2018 7,916 0 View

What technique we should have to used To detect higher amounts of protien , like more than 3000 ug/ml in a sensing solution??

I have checked my solution with UV/VIS by adding 5X Bradford reagent. But it shows a red shift which means results are not appropriate. Because the range of bradford 5X is upto 1000 ug/ml. And...

04 July 2018 1,937 3 View