Filter flask with tube connector in borosilicate glass of 250 ml capacity, Simax brand.
Manufactured in the Czech Republic (European Union - EU) according to DIN 12475 ISO 6556 standards.
Pressure resistance tested to 0.3 megapascal (Mpa)

Water jet vacuum pump in borosilicate glass 3.3 for vacuum circuits in laboratory equipment.
The total length is 320 mm and the upper diameter of the tube is 18 mm (ø) which is connected to the water circuit. The water pressure must be at least 4 kg/cm².
The side extension tube is 10 mm ø to connect to the system, usually a Kitasato flask, by means of a rubber tube.
The vacuum pressure of this instrument is maximum 17 mm Hg (approximate).

Box of 100 flat standard qualitative paper filters of 55 mm diameter used with Buchners funnels.
Standard filter paper made of very pure paper (<0.3% ash), weight 77 g/m² and thickness 0.16-0.18 mm.
The retention pore is 8-11 µm micron: grade 2.
Suitable for pharmaceutical, food, health, research, teaching and any other type of laboratory.
Application in fast filtration for solid-liquid separation and for fast flow filtration.
Excellent filter for clarifying turbid suspensions as well as for water and soil analysis, among others.
CE origin

Set of pieces of rubber cones for Büchner funnel or filter funnel

The set of cones consists of sizes 1 to 8:

Cone size no. 1: 21 mm x 14 mm
Cone size no. 2: 23 mm x 19 mm
Cone size no. 3: 33 mm x 21 mm
Cone size no. 4: 41 mm x 25 mm
Cone size no. 5: 50 mm x 32 mm
Cone size no. 6: 60 mm x 40 mm
Cone size no. 7: 70 mm x 53 mm
Cone size no. 8: 83 mm x 65 mm

100% natural yellow/orange latex rubber tube with an external diameter of 20 mm Ø, internal diameter of 10 mm Ø and a wall thickness of 5 mm.
The thickness of the tube allows for vacuum process.
Non-toxic, can be used at temperatures between -35 °C to 70 °C
The reference is price per 1 meter.