differance between L1 and L7 columns
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 is NPOC method in TOC?
why use benzophenone & caffene acetone in hplc calibration
What is the definition of RRF
why urasil use in hplc column perfomance?
IS THERE ANY EQUIPMENT TO CHECK AND CALCULATE THE POLARITY OF A LIQUID?
why ph is between 0 to 14
6 Answers Apotex, Reliance, Zydus Cadila,
what is primary solution and secondary solution
What is difference between silica used in TLC and HPLC column
4 Answers Cipla, Meghmani Organics,
Which type of analysis we have to done uv spectroscopy
Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?
class of solvent regarding Residual solvent e.g. Acetone his class
what split ratio in gas chromatography.