Multi-mouth Round flasks -

Parallel bi-collar round bottom balloons

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• For rotary evaporators
• DURAN borosilicate glass® with marking area
• With double parallel neck and conical joint

Bi-coloured round bottom balloons

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• For distillation, in accordance with Standards (DIN 12394)
• DURAN borosilicate glass® with marking area
• With double sloping neck (20°)

Round-bottom balloons, two lapped collars

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• Quickfit lapped collars®
• A central collar and a slanted collar
• In borosilicate Pyrex glass®
• Sold individually

Parallel tri-col bottom balloons

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• Reaction flasks, in accordance with standards (DIN 12392)
• DURAN borosilicate glass® with marking area
• With lapped collars (1 central and 2 lateral parallel)

Round-bottom three-necked balloons

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• Quickfit lapped collars®
• One central neck and 2 side necks with oblique or vertical tubes

Round-bottom tri-col sloped balloons

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• Reaction flasks, in accordance with standards (DIN 12394)
• DURAN borosilicate glass® with marking area
• With lapped collars (1 central and 2 lateral to 20°)

Parallel quadruple-necked round bottom balloons

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• Reaction flasks, in accordance with standards (DIN 12392)
• DURAN borosilicate glass® with marking area
• With lapped collars (1 central and 3 parallel sides)

Quadruple-necked round bottom balloons

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• Reaction balloons
• Conforms to standards (DIN 12392)
• DURAN borosilicate glass®
• With marking area
• With lapped collars (1 central and 3 lateral 7° or 15°)