what are peak purity,peak purity index,peak thresold2 11690
1)why use benzophenon,uracil in hplc calibration. 2)why use sucrose in polarimeter calibration. 3)what is S/N ratio, noise and drift in hplc 4)how we can find lod and loq in method validation1 10557
Why we are using K2Cr2O7 for control of absorbance in UV?2 9835
1 why polyesterene film used for ftir calibration ? 2 why k2cr2o7 is used for control of abs in uv ? 3 why holmium oxide used for control of wavelength in uv3 9117
what is the principal of malvern particle sizer & its used in pharma industry3 5579
In lcms analysis some times we get sodium and potassium adducts. if the compound is havine sodium ions how can we confirm wether sodium is from sample or it is a adduct?2 4753
same sample on two preapration gives differnt result during hplc analysis3 4855
Why we are using a Kf Factor range 4 to 67 33449
What is difference between Chromatographic purity and Related substances analysis?3 17241
WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
What is the principle of Thermal conductivity detector and FID?
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me
WHAT IS THE USE OF STARTER ?????????
acceptance criteria for lod & loq by standard deviation of response and slope??
Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?
How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain
cefoperozone and sulbactam inj. hplc test method
how to select short coloum and long coloumn for new molecule
Basic principle of ESI?
How can we calculate offset value pH measurment
in dissolution in one tablets two molecule one is losartan & second is HCTZ losartam is complies in s1 stage & hctz is complies in s2 stage then how to report result losartan s1 stage result or losartan s2 stage result