| 摘要 |
FIELD: medicine, in particular, medicinal drugs storing equipment. ^ SUBSTANCE: flask has movable vial provided with longitudinal openings and located within elongated neck of flask, said neck being equipped with retaining ring. Neck is positioned for axial movement between circular slots provided on outer surface of vial. Toothed tape retains cover in predetermined position. Circular slots provided on flask and cover have toothed surface. ^ EFFECT: enhanced reliability in storing of soluble substance and solvent and in preparing of solution without disturbing isolation of flask contents from environment. ^ 4 dwg |
