Who discovered X-ray
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What is impurities in pharma analysis?
I want analyze my compound at 325 nm so which standard shall i use to calibrate my HPLC system? How i can assure my hplc detector is suitable or not?
What is difference between Potency & purity
define polar and non polar solvent
What is normality
i set electrode to 7 buffer than i used it to check 4 buffer and 10 buffer if the results are not as expected than is it better to set the buffer again to 4 buffer or is there any other method available please let me know ...
How can we calculate offset value pH measurment
What is Signal to noise ratio?
Which std. used for standrdisation of ZnSO4?
In which cases factor of KF Reaget got higher side
what is the difference between heavy metals and sulphated ash
if rsd failed then what require to do?