Which std. used for standrdisation of ZnSO4?
how to prepare low ppm solution from high ppm solution ?
define beer-lambertslaw.
why water content test performed
What is the procedure for UV-spectrophotometer calibration?
what is the difference between lod and loq?
what should be the precision during technology transfer?
What is the reason for using the 900ml of dissolution medium
What is Rf value& Rx value in TLC?
why we are using hexane in calibration of number of drop per mL
In the HPLC Calibration done wavelength accuracy done between 200nm-280nm .but not done remaining 300-400nm not done ?
why we get negative values in uv when i placed sample which has some concetration but not in standard
In Assy by potentio metry titration method how select MET U ,DET U, SET U,