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 Categories >> Sciences >> Chemistry
 
  Organic Chemistry (233)   Inorganic Chemistry (96)   Analytical Chemistry (912)   Physical Chemistry (57)   General Chemistry (289)
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Question Asked @ Answers Views     Select
in hplc calibration injector linearity pass,it means inj and det is good. why to perform detector linearity is it required, if it is required,what is difference between injector and detector linearity in hplc calibration    0  4
What can you contribute to the company?    0  3
IF WE INCREASE FLOW RATE RT DECRESE.WHY    1  6
why are prepare daily working standard in ft ir    0  5
Why using 0.5% acetone in methanol mobile phase for HPLC Gradient performance check. drl   1  9
How can you prepare 0.05M Ammonium acetate volumetric solution?    0  7
WHY KBr is used in IR Spectroscopy gvk   0  9
Why a Na lamp is used in a polarimeter ?    0  10
How to use RF and rrf in Rs calculation( either multiply or divide)? micro-labs   0  16
Why Nitric acid can be stored in Aluminium containers?    1  29
Is there any difference in principal of reverse phase and normal phase chromatography? and why? Please update. Thank and regard msn-pharma   2  39
How to determine water content of bis tetrazole amine mono ammonium salt    0  21
How you start the method development of unknown compound.    0  24
how to develop the shorter run time for pharmacopeial methods having 100 min run time? reddy-labs   2  39
For LOD and LOQ determination which method is accurate? (slopemethod or s/n ratio method) reddy-labs   0  24
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why phenolpthalin gives pink colour when we titrate aganist sodium hydroxcide & phenolpthalin gives colourless titrate aganist hydrochlric acid which is un burate 493
naphtha and hexane mixture can be used a fuel or not 330
WHAT IS THE SYLLABUS OO GROUP -I? 279
why using Potentometry What Purpose? differance between manual and potentiometry? why using Some of materials in usig potentiometry? What is use of mericuric acetate in Potentiometry 126
HOW DO U DIFFERENTATE PRIMARY & SECONDERY AMINES BY INFRA RED SPECTROSCOPY? 143
For LOD and LOQ determination which method is accurate? (slopemethod or s/n ratio method) 24
write short note on steroids,terpenes,prostagladins,and phospholipids. 995
which gas is used in preaparation of bit salt 338
What is the brigg's raucher reaction? 257
What is viod volume and peak purity in HPLC? 325
Sulphated Ash incresed it will effect on product yield? 79
What is the definition of water content or moisture content,what is the procedure going on w.c amalysis? 28
How much is the standard area for glc analysis 172
mixed 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) 122
Why irmoisture balance is used for corrugated box moisture testing 221
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