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Round-bottomed flask with female standard ground joint 45/40, and 10,000 ml capacity.

10 liters Spherical Flask, Round Bottom & SJ 45/40


Round-bottom flask with female standard ground joint 45/40, and 10,000 ml capacity.

Container with spherical bottom and long narrow neck.
Made of Glassco borosilicate glass 3.3 according to ISO 4797.
See data sheet for dimensions. See below for accessories.

€271.05 Tax incl.
€224.01 Tax excl.
Spain 21% VAT; The final tax applicable may vary according to the country of destination.

Spherical flask, round bottom and standard ground joint, 10 liters

Instrument for distillation and boiling processes, for the uniform scalding of the substances contained in it, for sweeping substances, among other uses. Basic laboratory material for schools, colleges and universities.
Made of borosilicate glass 3.3 according to DIN 12347, ISO 4797 and USP standard of the Glassco brand.
White silkscreen with writing area.

General properties of borosilicate glass 3.3

This glass is distinguished by its very good chemical resistance to water, salt solutions, acids, bases and organic solvents. It is only attacked by hydrofluoric acid and, at high temperatures, by strong bases and phosphoric acid.

Chemical composition
80.00% Silica; SiO2
12.50% Boron trioxide; B2O3
2.40% of Aluminium oxide; Al2O3
3.80% of sodium oxide; Na2O
1.00% of potassium oxide; K2O
0.30% of iron oxide; Fe2O3

Chemical resistance
Hydrolytic according to DIN 12111 and ISO 719: Class 1
Acid-resistant according to DIN 12116: Class 1
Alkaline according to DIN 52322 and ISO 695: Class 2

Physical properties:
Coefficient of linear expansion: 3.3
Processing temperature: 534° C
Upper annealing temperature: 550° C
Lower annealing temperature: 494° C
Maximum working temperature: 500° C


Data sheet

Product Type
Spherical Flask, Round Bottom
10000 ml / 10 litres
Borosilicate Glass
Neck Finish Recipient
Ground-Glass - Narrow
Inner diameter neck
45 mm
279 mm
Standard Ground-Glass Joint
Body Shape
Spherical Shaped
Neck Shape
Narrow Neck
Rim Shape
Bottom Shape
Round Bottom
420 mm
Suitable for food use
International Standards
DIN ISO 4797
by Unit

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