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 results are variation in same samples analysis in gc
and hplc ?

Answers were Sorted based on User's Feedback



why results are variation in same samples analysis in gc and hplc ?..

Answer / vishal shah

In GC analysis due sample preparation error, if your sample
is open in air so your result may down from initial
analysis,another is during sample preparation if your
tablet crush in morning and you take weight in afternoon
may result is down, Preparation-1: during sample
preparation first you weight crushed tablent in head space
vial than add diluent after all weight(if Time gape between
wieght and adding diluent).
Preparion :-2 During sample preparation first you add
diluent and than add sample may you resule higher than
prepartion :-1

Is This Answer Correct ?    11 Yes 1 No

why results are variation in same samples analysis in gc and hplc ?..

Answer / suhas

Different detector givs different reponse for same sample,
i.e. HPLC have UV or RI and GC have FID or TCD.

Is This Answer Correct ?    5 Yes 3 No

Post New Answer

More Analytical Chemistry Interview Questions

What is the difference between Paddle and Basket Why we are using Basket or paddle in dissolution.

7 Answers   Apotex, Cipla, GSK, Intas, Zydus Cadila,


As per USP u/vacuum means (how much vacuum should be applied)?

1 Answers   Mylan,


HOw do i calculate the number of theoretical plate on a HPLC chromatography

2 Answers   Laurus,


why sucrose not used in polarimeter calibration?

2 Answers   Cipla,


how to regulate noise in HPLC?

2 Answers   Alkem Labs, Vimta Labs,


Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

0 Answers   Petronas, Shanghai Ocean University,


Chromatographic Purity is a Qualitative analysis

2 Answers   Shasun Chemicals,


what is regration method in method validation , how we can calculate it.

3 Answers   Cipla, Sun Pharma,


How can we konw that the HPLC column is endcapped? Is it possible to identify visually without COA?

2 Answers   JBCPL,


what is mean by theoritical plates(not formula) ?

4 Answers   Micro Labs,


why kf factor coming 0.5

5 Answers   Alkem Labs,


Tell me about analytical method validation in QC

0 Answers   Petronas,


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)