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Organic Chemistry (342) - Inorganic Chemistry (123)
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is a bonded water molecule in an organic material can be easlisy and accuractly determined by KF rather than LOD
2 7888What will be the effect on HPLC analysis result if three mobile phases given separately through three valves and same proportion mixed together and given by one valve?
LOIL,
1 5353Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.
2915mixed 1.0 ml of methanol and 1.0 ml of toluene and injected in gas chromatography.will you prove that both solvents are in the ratio 1:1(not by area normalization)
1 3865
[3/30, 13:29] Manoj P Venkatpurwar: How hplc column selection according to structure? How mobile phase buffer selection on molecule structure?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
what is mean by dissolution hydrodynamics?
calibrtion procedue of LC-MS
What are the constituents of cements?
Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do
how to get accurate result for Residue on evaporation in purified water
Why is ammonia solution added while preparing edta solution?
is it nessesary to do solution stability for 7 days?
why xterra column require to use at higher ph?
What is a repartition coefficient?
Why perchloric acid used for potentiometric titration
how can karl fischer's titration be used to estimate alcohols??????
wtat type quations will be sak in ongc exam?
if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
