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why buffer is added in solvent system in HPLC ??
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Answer / t reddy
buffer is used to keep PH stable in ionizable condition.
| Is This Answer Correct ? | 6 Yes | 0 No |
Answer / haribabu
in Reverse phase chromatography for good resolution
| Is This Answer Correct ? | 5 Yes | 2 No |
Answer / msreddyvelagala
in solute we may have different products,all these cannot elute at same concetration of mobilephase in short time.solvent is polar,to get the eluates faster we have tochange the mobilephase composition(i.e polarity to be increased up to certain time intervel)
| Is This Answer Correct ? | 3 Yes | 1 No |
Answer / vikasnautiyal4
because solvent system intrect
with mixture (they are mixture
of acid and base) to prevent
tha ionisation and controle
ph of analyte.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / manisha dawale
To prevent ionization,to control retension and for proper peak shape
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / tapan shaw
To simulate the dissolution behavior in our body fluid
because our body fluid where drugs release occur is either
acidic or basic.
| Is This Answer Correct ? | 1 Yes | 3 No |
inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?
iam usig ph buffers merk. manually how to prepare ?
what is the meaning of PURITY AND POTENCY .what is the difference between PURITY and POTENCY
what is the difference between the ordinary loss on drying technique and vacuum oven technique?
Why do we use 0.005M h2so4 solution for preparation of k2cr2o7 solution for UV calibration?
3 Answers Jubilant, Medreich, Mylan,
Why monograph of hplc coming upperside of drift but in IR monograph coming in drift side?
In standard weight box used for calibration of analytical balance there are two numbers (Qty) of 20mg, 200mg,2.oGM weights. Why?
why should we calibrate pH meter with 4,9.2 and 7.4 buffers particularly?
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Why 162 mg NaOH used for 1N volumetric solution in 150 ml water then 54.5 ml diluted with 1000 ml
why we need to do karl ficher fector ?
i set electrode to 7 buffer than i used it to check 4 buffer and 10 buffer if the results are not as expected than is it better to set the buffer again to 4 buffer or is there any other method available please let me know ...
Organic Chemistry 
