differance between L1 and L7 columns
- 5 Answers
- 23548 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 is colimn selection Criteria in HPLC analysis?
Why sulfuric acid is used in sulphated ash / residue on ignition test.
9 Answers CS Pharmaceuticals, Dr Reddys, GVK, HPLC, Micro Labs, Samrudh, Watson Pharmaceuticals, Wings Customer Care,
what is mean by least count balance?
differnc btw c18 and c-8 column
What is viod volume and peak purity in HPLC?
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
Do you have experience with organic extractions or tissue digestions?
What is difference between Related Substance & Impurity Profile?
For Dissolution test why we are Performing 6 Bowls why not more.any were mentioned or in what basis we are performing? --------Veerabhadrarao.M
2 Answers Lee Pharma, Micro Labs,
what is full form of RVT
solvents used in NMR
How to interpret XRD graphs against standard and limit for same?
Organic Chemistry 
