:: Home Page
 Advertise your Business Here     
Browse  |   Placement Papers  |   Company  |   Code Snippets  |   Certifications  |   Visa Questions
Post Question  |   Post Answer  |   My Panel  |   Search  |   Articles  |   Topics  |   Errors
   Testimonials Refer this Site  Refer This Site to Your Friends  Site Map  Contact Us      
 Categories >> Sciences >> Chemistry
  Organic Chemistry (256)   Inorganic Chemistry (109)   Analytical Chemistry (1043)   Physical Chemistry (57)   General Chemistry (292)
  Chemistry AllOther (75)
Suggest New Category 


Question Asked @ Answers Views     Select
Why pH range is 1-14 nt more than 14???    0  2
why methonol used for kf titrations    0  9
How to calculate the signal to noise ratio.    1  28
which gas fill the cfl and light bulbs?    3  26
Who discovered X-ray    2  28
How to fix the sample concentration in related substances development.    2  77
why nitrile are least reactive of carboxylic acid derivative    0  65
In gas chromatographic analysis sometimes we use headspace, why it is required instead of manually injection?    1  101
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means    0  71
Why pyrene is also use for calibration if detector    0  110
Through assay by hplc(anhydrous basis) product got 100.8% .How much the potency of that product.Moisture content is 1.7%,Sulfated ash is 0.02%,Total impurities are 0.3%    1  395
In Dissolution Test why limit is define Q+5% what is the role of +5%.    0  153
What Is the mechanism of pyridine and methanol .what products produce    0  116
why we measure PH of a solution in PH only why not POH ?    0  226
why we multiply 1000 in the determination of kf factor ?    1  195
E-Mail New Answers        Answer Selected Questions       
 [1]    2  ... 10   ... 19   ... 28   ... 37   ... 46   ... 55   ... 64   ... 73   ... 82   ... 91   ... 100   ... 109   ... 118    Next
Un-Answered Questions
 Question Views   Select
how we do assay of urea, ammonium sulpate, ammonium nitro pospate etc 503
During Validation study, Recovery is passing at all levels but Linearity is failing. Justify? 719
What are the inorganic material eliminated in Sulphated Ash 1332
Why does the experimental lattice enthalpy of NaI differ greatly from the theoretical lattice enthalpy? 1617
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method? 1678
why in uv calibration in Limt of absorbance parameter specific absorbance is calculated only for selected wavelength 866
what is internal standard define 270
what is the purpose of using cyclhexane in synthesis? 1342
what is the importance of peak purity in HPLC and how we can calculate through manul(not software)? 2165
what is the difference between poolymer concrete and normal concrete 588
How to accelerate electron capture decay? 650
how can delete the impurity in 1-(2:6 dichloro phenyl)-2-indolenone.and desolving the impurity in which solvent but does not desolve product in solvent. 702
what are the checklist need to maintain in API manufacturing area as per USP requirements.......? 1052
what are the advantage and disadvantages of evaporation? 798
what is the purge flow & how to calculate 510
E-Mail New Answers        Answer Selected Questions