DURAN® Filter Funnel, Conical Shape, 25 mL, Porosity 4

  • Manufactured from 3.3 expansion borosilicate glass
  • Fitted with sintered glass filtration disc
  • No requirement for filter paper
  • Sintered disc is resistant to most corrosive reagents including ammonia and concentrated sulphuric acid
  • Filter funnels can be used with a filtering flask via a conical rubber seal (GUKO)
  • Fired-on, highly durable white print
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Product Overview
Transferring liquids and solids is a common working method. In this activity the funnel is used, which due to its shape can absorb a relatively large amount of liquid or solid and transfer it through a constriction into a vessel with a small opening. Funnels are available in different sizes and designs, selected according to their application.

Specifications

Specifications
h (mm) 100
Diameter d (mm) 55
d1 (OD) (mm) 25
d2 (OD) (mm) 8
Capacity (mL) 25
Diameter (mm) 55
Disc Diameter (mm) 25
Porosity 4
Material BORO 3.3
Boro 3.3 Borosilicate glass 3.3 has a very good chemical resistance, virtual inert behavior, a high maximum usage temperature, high light transparency and minimal thermal expansion. Borosilicate glass 3.3 has a linear coefficient of expansion of 3.3 × 10−6 K−1 at
Height (mm) 100
Autoclavable Yes
Quantity 1
Product Overview
Transferring liquids and solids is a common working method. In this activity the funnel is used, which due to its shape can absorb a relatively large amount of liquid or solid and transfer it through a constriction into a vessel with a small opening. Funnels are available in different sizes and designs, selected according to their application.

Specifications

Specifications
h (mm) 100
Diameter d (mm) 55
d1 (OD) (mm) 25
d2 (OD) (mm) 8
Capacity (mL) 25
Diameter (mm) 55
Disc Diameter (mm) 25
Porosity 4
Material BORO 3.3
Boro 3.3 Borosilicate glass 3.3 has a very good chemical resistance, virtual inert behavior, a high maximum usage temperature, high light transparency and minimal thermal expansion. Borosilicate glass 3.3 has a linear coefficient of expansion of 3.3 × 10−6 K−1 at
Height (mm) 100
Autoclavable Yes
Quantity 1