Nur Shabrina

5 Questions 2 Answers 0 Followers

Questions related from Nur Shabrina

How can I prepare nutrient agar with 20% NaCl?

Dear community, I am confused on how to prepare nutrient agar with 20% NaCl. Is it 20% of NaCl or NaCl which is 20% of the medium? Thanks beforehand. Best Regards

08 June 2015 5,517 4 View

What is the original color of bromothymol blue (BTB)?

BTB reagent as pH indicator in my laboratory is red to yellow, while the pH color range for BTB is yellow, green, to bluish (acid to base). So, what's the original color of BTB? Because I...

06 June 2015 9,201 3 View

What is the maximum speed and duration to centrifuge bacteria to obtain viable cells?

Dear community, I need to obtain viable cells of my bacterial isolates during their exponential phase. Exponential phase is known from growth curve using spectrophotometer. Thus I'd need to...

23 May 2015 2,176 4 View

Can anyone advise me about the method to preserve fresh seaweed from the field to be acclimatized in a recirculating system aquarium?

Hey guys. I am trying to acclimatize seaweed of Kappaphycus alvarezii in a recirculating system with filtration (corals, carbon active, filter cotton and bioball). I preserved the fresh, healthy...

11 May 2015 3,480 5 View

Verifying pure bacterial isolate?

I am now doing research on purifying bacteria causing ice-ice disease on seaweeds. I used methylene blue to stain the bacterial cells to observe the morphology so that I know whether I have gotten...

23 February 2015 2,325 3 View