Set Of 4 Labor Ground-Neck Erlenmeyer / Conical Flasks, Without Stoppers, 250 Ml – No. 5

4 LABOR glass Erlenmeyer / conical flasks of 250 ml capacity, with conical bodies and flat bases. Ground-neck design with LABOR and capacity markings and handwritten identifiers. All four flasks are supplied without stoppers. Their matching shapes form a consistent laboratory grouping. Surface wear and occasional cloudy patches are visible.