Answer Posted / ramya

when oos arises inform to the supervisor and discuss the analyst procedure whether they followed wrong or right.if right then repeat the analysis by different analysts.then also result is same means inform to manager and QA DEPT.Get approval from QA and fill the form with obtained results.

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

769

---

in each media we require to use SLS? how to proceed?

773

---

how you establish the LOQ?

780

---

how to qualify the impurity?

858

---

Which parameters require to do in tech transfer?

750

---

Why dissolution test is not performed in all of the products

2530

---

How to determine water content of bis tetrazole amine mono ammonium salt

3477

---

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.

2580

---

What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?

817

---

how require to select dissolution media? what is discrimination?

779

---

on saturation solubility study data how we can find out the bcs class of drug?

888

---

My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards

1588

---

If combination product how require to identify which imp is of which api?

835

---

which situation gc hs and gc als require to use?

774

---

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

2224

---