Yehya Boureghda

3 Questions 6 Answers 0 Followers

Questions related from Yehya Boureghda

Can any one explain the difference between vibration modes and assignments in infrared analyses?

When I read this short paragraph, ''- Vibration modes was in Greek letters for stretching and bending vibrations etc; Use amide I, II and III identifications. - Assignments like...

30 August 2020 3,143 5 View

What are the equation and conversion factor to estimate protein content from mushroom?

Total nitrogen was calculated with Kjeldahl method, I found different equations and factors ''Total nitrogen content of shrimp waste was determined using the Kjeldahl method. Separately, pure...

18 August 2020 4,712 9 View

Consultation on the bleaching step during the isolation of chitin?

Can any one describe a suitable conditions and solvent to isolate pigments from fungi chitin? I used ethanol,chloroforme/methanol/water..no result obtained I get white powder with the solution...

03 March 2020 611 2 View