A Test for Perspiration with o-Phthalaldehyde

Abstract

Description was made of a method of staining sweat pores with o-phthalaldehyde which was originally described by Juhlin & Shelley. It was considered that this method is useful for the detection of perspiration and for counting the number of active sweat pores. A case of contact dermatitis due to o-phthalaldehyde was described.