Duran^® Round Bottom Flask

Duran^® Round Bottom Flask, wide neck, WITH BEADED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED AND REINFORCED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED AND REINFORCED RIM, neck diam. 76 mm

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED AND REINFORCED RIM

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED RIM, neck diam. 50 mm

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED AND REINFORCED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED AND REINFORCED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED AND REINFORCED RIM

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED RIM

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED RIM

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED RIM

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED AND REINFORCED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED RIM

Duran^® Round Bottom Flask, wide neck, WITH BEADED RIM, neck diam. 50 mm

Duran^® Round Bottom Flask, wide neck, WITH BEADED AND REINFORCED RIM, neck diam. 89 mm

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED RIM

Duran^® Round Bottom Flask, narrow-mouth neck, WITH BEADED AND REINFORCED RIM