Why pyrene is also use for calibration if detector

1 Answers   Cipla, Dr Reddys,

---

In kf constant term 16 what it is explain ?

2 Answers  

---

What is cut off value of solvent used in hplc

1 Answers   Pfizer,

---

For Dissolution test why we are Performing 6 Bowls why not more.any were mentioned or in what basis we are performing? --------Veerabhadrarao.M

2 Answers   Lee Pharma, Micro Labs,

---

What are the limits for uniformity dosage content for tablets and capsules

5 Answers   Micro Labs,

---

what is the difference between gc& hplc. why we r not calculating purity by gc for final products

5 Answers   Biocon, Cipla,

---

Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...

0 Answers  

---

In Analytical method development related substance method when did follow w/w method when did follow area normalisation method

5 Answers  

---

from compund pka value how to select buffer and column?

2 Answers   Emcure, Zydus Cadila,

---

How to standardization of 1N H2SO4?

1 Answers   GNFC, Macleods,

---

4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations

0 Answers  

---

Dear Sir, This is Thirunavukkarasu am working in Ordain Health Care AR&D, Am Having one problem While doing method development my question Metadoxine and Pyridoxine same chemical nature and structural activity i tried lot of methods but Analyte eluted same Retantion time i cant separate both peaks. solubility, pH both are same only only difference melting point metadoxine 210 C Pyridoxine 102 C please do the help needful for me

5 Answers   Ordain Solutions,

---