Interested to Buy Any Domain ? << Click Here >> for more details...
differance between L1 and L7 columns
- 5 Answers
- 25630 Views
- Everest, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / saravanan thangavel
L1 columns coated with octadecyl silane bonded to porous
silica, 3 to 10 µm
where L7 columns coated with ocylsiliane bonded to totally
porous microsilica particles 3 to 10 µm
| Is This Answer Correct ? | 18 Yes | 1 No |
Answer / satheesh kumar
USP designed LC Columns as L,L1 denotes-C18 Column,L7
denotes as C8
| Is This Answer Correct ? | 12 Yes | 0 No |
Answer / harsh
L1 columns coated with octadecyl silane bonded to porous
silica, 3 to 10 µm
where L7 columns coated with octylsiliane bonded to totally
porous microsilica particles 3 to 10 µm
l1 gives better resolution then l7.
l1 have more carbon loading so good for resolution
| Is This Answer Correct ? | 9 Yes | 1 No |
Answer / priyanka.r
According to usp code L1=C18 COLUMN
L7=C8 COLUMN
| Is This Answer Correct ? | 8 Yes | 3 No |
What the difference in loss on drying and residue on ignition
what is the difference betwen the analytical column & peparative column?
what is the difference between melting range & melting point? Which is more significant?
what is the purge flow & how to calculate
How to make up 100ml of a solution cintaining compound A at 95µg/ml and compound B at30µg/ml for an HPLC reference standard.
why we use prednisone tablet in chemical callibration of dissolution apparatus?
6 Answers Cipla, Mylan, Umedica Laboratories,
why urasil use in hplc column perfomance?
what is the d/f b/w normality and molarity and molality..?
if identification threshold crosses the limits then what next step?
we can use expired sample for validation and analyst qualification?
in determination of(acetone) moister content we are using methanol replaced by pyredine.what hapend in that reaction.
how we can identify the impurity is coming below loq at transfering site?
Organic Chemistry 
