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 Categories >> Sciences >> Chemistry
  Organic Chemistry (248)   Inorganic Chemistry (105)   Analytical Chemistry (1012)   Physical Chemistry (57)   General Chemistry (292)
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Question Asked @ Answers Views     Select
In dissolution test s1 stage we are getting one bowl 40 % out of 6 bowls what is the root cause you find and how proceed next step? ( Q is 80%)    0  16
How can you calculate manually "Slope" in pH calibration?    2  19
Why should we use Potassium iodide and Hydrochloric acid during preparation of Iodine Molar solution?    0  11
what is icdas abbrivation    1  11
how many types oos and oot    0  14
What is the limit of minimum area in in hplc RS anlysis    0  15
why 6 tablets use for dissolution    0  19
why acetone is highly soluble in water but acetophenol is not    0  21
What is the principle of Thermal conductivity detector and FID?    0  27
What is the principle of hplc detectors like.. UV detector,flurosence detector, RID?    0  25
why we are adding H2SO4 to ash    1  30
which gas is called laughing gas?    2  34
How would you decide dissolution medium for NCE compound of class I drug    0  24
Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18    0  27
What precaution u take when doing rs preparing    0  58
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Un-Answered Questions
 Question Views   Select
how to select short coloum and long coloumn for new molecule 359
As per ICH related substances stability trend limit from initial to shelf life 630
In the isomers,enantiomers give the only physical properties present such that no chemical properties present. 438
what is the difference between poolymer concrete and normal concrete 560
how you determine moist.of NaOH sol or NaOH flacks 443
How can we determine Moisture content of HI? 364
Sulphated Ash incresed it will effect on product yield? 592
what is the maximum flow rate in prep hplc 142
How can the GC or HPLC method is selected to determine the impurity profile in drug product? 2963
What can you contribute to the company? 789
Give lewis dot structure for HBrO4? 6306
what is %labelled amount in content uniformity of dosage unit and its calculation? 2073
Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound? 1362
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