Qc interview questions

1696

If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?

2242

if you given one product then which tests you will perform?

665

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

1549

What is third generation HPLC Columns?

1936

What is delay volume?

1329

What is the requirement for brazil in the analytical method vslidation comparr to ich?

703

from where i get mortar pastle for glass bottle crush? it's required for testing of it?

2229

What is the purpose of octyl silane columns?

4251

In HPLC Calibration, On which basis RSD Limit of noise test is fixed (NMT 33.0 % )

3428

in which situation require to change rs specification?

705

What is related substance by HPLC impurity limits as per USP?

1037

Why six unit used for precision?

1277

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

1681

why cone formation during dissolution?

736