Why we use Caffeine in hplc calibration

2 Answers   Emcure, Laurus,

---

Why we perform the ir analysis?

3 Answers   Sequent,

---

Which parameter require to do for analytical method equivalency?

0 Answers  

---

What are the concentration limit for class-1 residual solvents in ICH ?

1 Answers   Lupin,

---

Why potassium hydrogen pthalate is used for perchloric acid And naoh. Why it is used for both acid and base

6 Answers   Vijayasri Chemicals,

---

what is the extinction coefficient for Indomethacin or at 319nm wave length.

0 Answers   GSK GlaxoSmithKline,

---

why using factor 1.00639 in burette calibration of kf

1 Answers   Cipla,

---

What is split

4 Answers   Vimta Labs,

---

Why methanol & acetonitrile is mostly used for hplc analysis?

2 Answers   DRL,

---

Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?

0 Answers  

---

How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.

0 Answers   Hetero, Reddy Labs,

---

Is it necessary to validate both assay and related substances for usp official methods for products.

6 Answers   Apotex,

---