Zainab Mahdi

3 Questions 3 Answers 0 Followers

Questions related from Zainab Mahdi

Is it posible there are more than one Breakthrough point?

Hi, I have question regarding column adsorption studies; can the column adsorption experiment show more than breakthrough point or it has to be one point in all the cases? and any explanation please.

16 March 2017 2,440 4 View

How can I calculate total acidity and basicity of activated carbon?

Hello, can any one know the formula that used to find carboxyl, hydroxyl, phenol, and lactine in (mmol/g) from Boehm nitration procedure. Actually I found many papers about this methods but...

24 June 2015 5,093 5 View

Does anyone know the acceptable pressure from a nitrogen gas regulator?

I need nitrogen gas to purge my biomass and I need to buy a gas regulator for scientific purposes, so what is the acceptable and safe pressure of Nitrogen gas that can be released out from gas...

28 January 2015 9,802 2 View