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...

How to develop the method when we have very low amount of
impurity?

Answer Posted / balaji

IN THIS CASE INCRESE SAMPLE CONCENTRATION EG; MY DRUG KNOW
IMPURITES LIMIT IS 0.05% UNKNOW IMP LIMIT IS 0.03% INTHIS
CASE STD PREPARATION IS 5MG/100 FURATHER 1/100 THIS IS KNOW
IMPURITES CONCENTRATION 3/100 AND 1/100 THIS UNKNOW IMP
MEANS API, SAMPLE CONCENTRATION IS 1MG/ML IF STD AREA IS
NOT COME INCRESE THE SAMLE CONCENTRTION MEANS
10/100*1/100*10/20*100=0.05% SAMLE CONCENTRATION IS 2MG/ML

Is This Answer Correct ?    1 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.

2243


What should be the level/ Percentage of Arsenic in Arsenic free zinc.

2177


why xterra column require to use at higher ph?

867


How to fix the sample conc. in Related substances test by HPLC?

1026


Which parameters require to do in tech transfer?

679


how pda detector works over uv?

690


What is viod volume and peak purity in HPLC?

2811


what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me

2626


what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?

9926


Why we check moisture,ash & AIA in product

1820


if instrument calibration fails then what require to do?

891


In which situation we require to prepare the standard solution from sample in Related substance method?

710


What are modes of quantification in related substances

2107


How to choose the which salt is suitable for mobilephase

3174


how to set sample and standard concentration in RS method?

838