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?211
Why 162 mg NaOH used for 1N volumetric solution in 150 ml water then 54.5 ml diluted with 1000 ml53
Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?
What is the calibration of uv process and preparation
In Karl Fischer titration,What is the situation if the material tested is only soluble in water,and not soluble in the common solvents used such as methanol ?? [e.g. Iron III Hydroxide polymaltose]
HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.
explain 5 components of gas chromatography ?
How will u perform degradation study in detectors other thann PDA in HPLC Methodology
what type of question will ask in the interview of lab chemist.
could negative ions be produced by bombardment process in mass spectrometry?
why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space
What is column in chromatography?
Difference between hlaf and rlaf
Which is the highly polar and highly non polar column in HPLC?
WHY pKa value is more important than pH value of the mobile phase in HPLC?
why does used dry caffien in HPLC calibration?
What is the diference between residual solvents and organic volatile matter