QC - Misc test for: ALCOHOL, NITROGEN

list all methods under alcohol content determination:

method I: _____________
method II: _____________

distillation method
gas chromatographic method

method for determining alcohol content that is the preferred method for tinctures and fluidextracts

distillation method

method for determining alcohol content that uses an inert gas as the mobile phase and stationary phase mad of particles coated with high boiling liquid

gas chromatographic method

method for determining alcohol content in which substances partition between liquid substrate and gas phase and are transported through and down the column at different rates

gas chromatographic method

term for the inert gas in gas chromatographic method for alcohol determination

carrier gas

term for the mobile and stationary phases in gas chromatographic method for alcohol determination

liquid substrate

in gas chromatographic method, the peaks are characterized by the _________ and ____________

retention time
retention volume

term for the measure of column efficiency to separate components under gas chromatographic method for alcohol determination

height equivalent to a theoretical plate (HETP)

is the method used to determine nitrogen content in organic substances

Kjeldahl method

phase in the kjeldahl method that involves the conversion of Organic N into NH4+ by adding H2SO4

digestion

phase in the kjeldahl method that involves the conversion of NH4+ into ammonia

distillation

phase in the kjeldahl method that involves ammonia being titrated with sulfuric acid

titration