title: Semiquantitative determination of ajmaline by the weisz ring-oven technique.
abstract: Ajmaline has been determined semiquantitatively with p-dimethylaminobenzaldehyde as reagent, with an error of +/-2%.
authors.affiliation: Central Laboratories P.C.S.I.R., KarachiPakistan.
authors.forename: R A
authors.initials: RA
authors.lastname: Shah
authors.forename: N
authors.initials: N
authors.lastname: Hussain Mrs