Abdul Azeez Nazeer

4 Questions 30 Answers 0 Followers

Questions related from Abdul Azeez Nazeer

How to quantify non-polar compounds and their polar metabolites together using HPLC or LC-MS or MS/MS?

We have 3 Non-polar compounds to be tested on rats. Their metabolites in the plasma and urine are polar derivatives. We need to quantify the 3 non-polar compounds and the 3 polar metabolites (6...

09 January 2023 4,866 4 View

Can crude extracts of algae be used in the preparation of excipients of drug delivery formulations?

We have extracted the crude phytoconstituents from a marine algae and used them as surfactant for drug delivery system. The crude has better surfactant potency than the isolated compounds. Can we...

11 April 2019 6,019 3 View

Is Tween 80 prone to destabilization when exposed to air?

I stored a batch 100 ml Tween 80 in a beaker with aluminium foil cover. Two days later, when I tried to dissolve Tween 80 in water, it was absolutely insoluble and got a jelly texture of mass. It...

01 January 1970 6,757 6 View

How to identify Culex, Anopheles and Aedes mosquitoes and their larvae?

Am working on these three species and need to know the identification procedure for these. Both adult and larvae. Also, enlighten about instar stage identification. Thank you

01 January 1970 2,984 28 View