Answer Posted / aditya

A pharmaceutical product type, for example, tablet, capsule, solution, cream, etc.,
which has not previously been registered in a region or Member State, and which
contains a drug ingredient generally, but not necessarily, in association with
excipients. is drug product

The designated therapeutic moiety, which has not previously been registered in a
region or Member State (also referred to as a new molecular entity or new chemical
entity). It may be a complex, simple ester, or salt of a previously approved drug
substance. 

for inorganic molecules require to do RS, Assay and disso?

721

---

For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?

1895

---

How can the GC or HPLC method is selected to determine the impurity profile in drug product?

7561

---

Many times I don't got a caffeine peak in calibration of hplc using guard column ❓

1794

---

In Assy by potentio metry titration method how select MET U ,DET U, SET U,

2139

---

Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?

2159

---

What is split ratio in Gc? Splitless? how requirr to select?

863

---

WHY pKa value is more important than pH value of the mobile phase in HPLC?

1750

---

what you do when compound having dwel wavelength?

730

---

Tell me about analytical method validation in QC

6160

---

What is column in chromatography?

2215

---

how require to fix the linearity and accuracy cincentration range?

1650

---

effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?

895

---

We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?

1710

---

what type of question will ask in the interview of lab chemist.

3303

---