What is the difference between the working standard and reference standard?

What is the difference between the working standard and reference standard?..

Answer / sairampunnasairam2@gmail.com

working standard is analyt sample and refrence standard is stable the values compound and previous analysised the compound is called refrence standard. some analysis compard the between working standard and refernce standard.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Analytical Chemistry Interview Questions

Can you please give a suitable definition and an example for understanding the words purity and potency.

6 Answers   Cipla, Reddy Labs, Malladi Drugs and Pharmaceuticals,

How you can calculate pKa ?

6 Answers   Dr Reddys,

In GC and HPLC ,how we can decide which of following method will be suitable or use for quantitation of chromatogram at the time of method development. 1.Area Normalisation 2.External standard method 3.Internal standard method

1 Answers   Atul,

what is internal standard define

2 Answers   Apex, Hikma Pharmaceuticals, IPCA, Coromandel International Limited,

From peak purity spectrum, where or at which point peak purity angle & purity threshold is checked?

1 Answers   Cipla, MSN Pharma,

What is unit of pH?

26 Answers  

What is the difference between GSC & GLC?

3 Answers  

what is rs test why we are perfoming rs test

2 Answers  

what is difference of uv and pda

13 Answers   MSN Pharma, Akums, Shilpa Medicare, MSN,

why we are using k2cr207 in uv calibration ? why we r not using kmno4?

1 Answers   Glochem, Sidmak Laboratories,


9 Answers  

Why dissolution test is not performed in all of the products

0 Answers   SDD, Biocon,

  • Organic Chemistry Interview Questions Organic Chemistry (301)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (123)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1256)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (478)
  • Chemistry AllOther Interview Questions Chemistry AllOther (189)