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...

What is primary & Secondary Standard ? Give Example

Answer Posted / anna

primary standard: is a reagent that is stable, pure, it is not hydrated and is of known concentration. for example, Na2CO3, NaCl etc

secondary standard: is a reagent that is unstabe and very reactive with atmosphere so, have not a conctant concentration. For example, NaOH, H2SO4, etc

Is This Answer Correct ?    136 Yes 25 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY

2665


How to calculate coreletion coefficient

1764


what is partion and column chromatography

2468


What is the formula for relative diffrence for standard solution in solution stability in validation?

863


Why irmoisture balance is used for corrugated box moisture testing

2451


in stress study if your api not soluble in hcl naoh h2o2 then what require to do?

902


How do we fix the sample concentaryion in hplc method development. What is the basis?

1249


What is diffrence between extractable volume and deliverable volume? Answer pls

4619


what is the origin to prepare standard operating procedure

2402


what is third integration

2031


which batch require to use for analytical method validation?

859


Tell me something about Vitamin A test method by HPLC

2725


what is mean by extactable and leachable study?

1226


How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?

3263


how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,

2653