Answer Posted / sri krishna

Analytical method may not be good.

how we can identify the impurity is coming below loq at transfering site?

930

---

how require to select dissolution media? what is discrimination?

836

---

WHAT IS THE PARAMETER FOR THE SELECTION OF MOBILE PHASE IN HPLC?

1246

---

For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?

2356

---

why holium oxide prepared in 10% HCLO4 SOLUTION

1492

---

in OSD forms require to use gas chromatography?

865

---

inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?

771

---

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

1649

---

what is mean by nitrosamine impurities?

1115

---

WHAT IS THE USE OF STARTER ?????????

2469

---

which are the diffrent batches in the pharmaceuticals?

860

---

why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?

2358

---

For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?

4130

---

why xterra column require to use at higher ph?

966

---

what is mean by peak intigrity?

1023

---