Cyclic oligomers of phenolphthalein polyarylene ether sulfone(ketone) were preparedthrough cyclo-depolymerisation of corresponding polymers using CsF as the cat
A new method for indirect determination of cetyl-trimethyl ammonium bromide (CTMAB) with NaCl and NH4SCH by floatation and separation of zinc has been studied.T
A new method aws developed to decrease the mass limit of detection (LOD) and increase the number of theoretical plates(N)in capillary electrophoresis with amper