:: Home Page            
 Advertise your Business Here     
Browse  |   Placement Papers  |   Company  |   Code Snippets  |   Certifications  |   Visa Questions
Post Question  |   Post Answer  |   My Panel  |   Search  |   Articles  |   Topics  |   ERRORS new
   Refer this Site  Refer This Site to Your Friends  Site Map  Bookmark this Site  Set it as your HomePage  Contact Us     Login  |  Sign Up                      
Categories >> Sciences >> Chemistry >> Analytical Chemistry


 Organic Chemistry interview questions  Organic Chemistry Interview Questions (222)
 Inorganic Chemistry interview questions  Inorganic Chemistry Interview Questions (96)
 Analytical Chemistry interview questions  Analytical Chemistry Interview Questions (846)
 Physical Chemistry interview questions  Physical Chemistry Interview Questions (57)
 General Chemistry interview questions  General Chemistry Interview Questions (283)
 Chemistry AllOther interview questions  Chemistry AllOther Interview Questions (70)
what is the difference betwen the analytical column & 
peparative column?
 Question Submitted By :: Analytical-Chemistry
I also faced this Question!!     Answer Posted By  
# 1
Column dimension (diameter) is different . In preparative
column we can give high flow rate (depends upon the

Preparative column :9.4mm*250 5micron

Analytical column :4.6*250mm, 5micron
Is This Answer Correct ?    14 Yes 2 No
Kizar Ahamed
# 2
analytical column is used for assay and purity study. while preparative column is used for synthesis when product recovery is concerned. 
Is This Answer Correct ?    3 Yes 0 No
# 3
Is This Answer Correct ?    2 Yes 0 No
# 4
analytical column is used for testing (in small scale) where as preparative column is used when we are synthesizing in large scale. 
Is This Answer Correct ?    2 Yes 3 No

Other Analytical Chemistry Interview Questions
  Question Asked @ Answers
How to know HPLC column performance?   3
why chiral compounds will rotate the plane polarized light in SoR. GVK 4
In case of HPLC coloums what is the difference Between C8 & C18 coloums & how can we select difference type of coloums like Inertial ODS , Hypersil BDS , ODS etc.? MSN-Pharma 3
How to calculate the maximum loaded sample concentration in HPLC column?   1
What do you mean by potency in Analytical industry   3
what is GLP? Which industries it requried? Aurobindo 1
why we use pyridine to determine moisture content of acetonel Lee-Pharma 2
how std. of znso4   1
Can anybody tell me how to measure Redox potential in an aerobic matrix, for e.g., soil etc.?   2
why we wre doing linearity siudiec in hplc method validation Cipla 3
what is the principal of malvern particle sizer & its used in pharma industry   2
In acid base titration, after complet consumption of HCl by NaOH, addition of next drop of NaOH will give pink colour with phenolpthalein indicator. Why this pink colour appear? Why not blue, black, green or anything elese?   3
For more Analytical Chemistry Interview Questions Click Here 

Copyright Policy  |  Terms of Service  |  Articles  |  Site Map  |  RSS Site Map  |  Contact Us
Copyright 2013  All Rights Reserved.   ::