Spectrophotmetr setting to test optical density of algae?

Subject: Spectrophotmetr setting to test optical density of algae?

Date: Wed Sep 29 05:49:20 2010
Posted by Cathy
Grade level: 7-9 School: clearwater high school
City: clearwater State/Province: Florida Country: usa
Area of science: General Biology
ID: 1285764560.Gb

Message:


Trying to measure the optical density of chlorella before and after a variable 
is changed in their environment and I will be using a spectrophotometer to 
measure the amount of light absorbed and I need to know what wavelength to set 
it at.

Re: Spectrophotmetr setting to test optical density of algae?

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