Our VitraPOR® laboratory glassware are made of pure borosilicate glass 3.3. This versatile and recyclable material offers excellent properties for the most diverse fields. It is highly resistant to most chemicals such as solvents, acids and alkalis.

VitraPOR® glass filters are divided into porosity classes ranging from 1,0 µm to 500 µm.

Filter Tube

according to Allihn

Cat.-Nr. Porosity ml Dim A
mm
Dim B
mm
Dim C
mm
Dim D
mm
PU * Price / Pc.
30300 0 Standard: ISO 4793-80
Por. 0
Pore-Diameter 160 - 250 µm
30 ml 24 20 10 100 5 20,40 €
30301 1 Standard: ISO 4793-80
Por. 1
Pore-Diameter 100 - 160 µm
30 ml 24 20 10 100 5 20,40 €
30302 2 Standard: ISO 4793-80
Por. 2
Pore-Diameter 40 - 100 µm
30 ml 24 20 10 100 5 20,40 €
30303 3 Standard: ISO 4793-80
Por. 3
Pore-Diameter 16 - 40 µm
30 ml 24 20 10 100 5 20,40 €
30304 4 Standard: ISO 4793-80
Por. 4
Pore-Diameter 10 - 16 µm
30 ml 24 20 10 100 5 22,00 €

PU* = Packing Unit
Our products are usually sold in packing units of [PU] pieces.