Organic Chemistry (342)
Inorganic Chemistry (123)
Analytical Chemistry (1387)
Physical Chemistry (62)
General Chemistry (478)
Chemistry AllOther (190) my name is santhosh i cmpleted b.pharmacy in 2009 then i went to uk in 2010 to pg diploma business management. after i came back to india.. recently again apply to uk for pharmaceutical analysis. they refused my visa you failed to explain y u r change subject. so plz ineed answer for y change the cource
1 3347why kbr is used for pellet preparation in ir spectroscopy, give the reasons? why kbr shows zero dipole moment?
6 18325
What is chemical oxygen demand?
4 Identify the substance oxidized, reduced, oxidizing agent and reducing agent for the following reactions
Why purity angle should be less than purity threshold in peak purity
in OSD forms require to use gas chromatography?
how we can identify the impurity is coming below loq at transfering site?
HPLC in sequences analysis was taken wrong method and one blank & Standard is running so what to do
Principle of single pan analytical balance
How can the GC or HPLC method is selected to determine the impurity profile in drug product?
Consider the polymerization of 1,2-dichloroethylene, h(cl)c=c(cl)h. What structural variations are possible in poly(1,2-dichloroethylene)? : Polymer Chemistry
why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?
What are some of the polymers that you encounter every day? Describe their physical properties. : Polymer Chemistry
What is kentchin? Is it real?
For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?
Why a1% value is used for some product ? What is the criteria for selection a1% value ?
which situation gc hs and gc als require to use?