Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


why we are using sodium,potassium phosphates for mobile phase
preparation?



why we are using sodium,potassium phosphates for mobile phase preparation?..

Answer / kiran ambekar

Generally phosphate buffer is used fro preparation of buffer
in reversed phase bcas phosphate buffer has 3 Pka ie. 2.1,
7.2, 12.3.
Generally potassium salt is used because potassium salt has
more counter ion capability than sodium and ammonium. Also
potassium salt has more solubility in buffer than other salt

Is This Answer Correct ?    5 Yes 0 No

Post New Answer

More Analytical Chemistry Interview Questions

What is the difference between BD

1 Answers  


what is biorelivent dissolution media?

0 Answers  


What is the pilot-plant in pharma sector.

1 Answers   Dr Reddys,


Why does boiler drum ph maintain from 9.5 to 10.2

1 Answers  


if content uniformity passing but dissolution varrying then what is next step?

0 Answers  


What is heavy water

3 Answers   Meghmani Organics,


What is the difference between Normal phase method & Reverse method in HPLC ? Define application of both method.

4 Answers  


What is the difference between high pressure gradient and low pressure gradient in hplc?

1 Answers   Cipla,


difference between calibration and validation

2 Answers   Mylan,


How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample

0 Answers  


In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?

0 Answers  


What is peak purity and response factor in chromatographic analysis? Why we required to find out response factor?

2 Answers  


Categories
  • Organic Chemistry Interview Questions Organic Chemistry (342)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (123)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1387)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (478)
  • Chemistry AllOther Interview Questions Chemistry AllOther (190)