Watch the heavenly Hebbe Falls // A pleasant walk through the coffee estates (Enjoy in HD view).

[@lorrainerocha6205]

Please guide sir

[@lorrainerocha6205]

Sir I am working on selenium nano particle and for dpph assay the colour is too dark so reading is high. What should I do sir . Must I dry my extract first then use the powder

[@Dr.Rakesh.B]

Yes and also dilute it

[@lorrainerocha6205]

Thank u sir . I shall do the same

[@lorrainerocha6205]

Any protocol you can share on this sir