Answer Posted / tarak

select one known peak whose integral value was known and
then by using the satandard formula we can caluculate the
w/w percentage of how much impurity was present in your
sample

in hplc chromatogram started from left to right and in uv spectrum started from left to right

959

---

How can we calculate offset value pH measurment

1518

---

in api coa contains only process impurities and in product coa contains degradation impurities?

707

---

Why irmoisture balance is used for corrugated box moisture testing

2405

---

what are the standard methods for HPLC?

2792

---

is it nessesary to do solution stability for 7 days?

786

---

what is procedure of actual procedure for registration of drug?

2012

---

How to know the estimated LOQ concentration in ppm

1219

---

if peak get problamatic then what require to do?

807

---

why multimedia dissolution require to do?

838

---

please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development

1642

---

cefoperozone and sulbactam inj. hplc test method

2697

---

how require to interprit the method precision data of hptlc?

827

---

which situation gc hs and gc als require to use?

800

---

If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?

1001

---