To determine the stability of the standard solution (SST) a mixture of the reference substances acetone, 2-propanol, and methyl isobutyl ketone in water R with a concentration of 100% of the specification of each was made up and measured at time 0 and after 24, 48, and 65 h (n = 1, 6 injections).
Документ посвящен определению остаточных растворителей методом газовой хроматографии.