DURAN® Filtering Flask with KECK™ Assembly Set, Erlenmeyer shape, 250 mL

  • Complies with ISO 6556
  • Manufactured from 3.3 expansion borosilicate glass
  • Suitable for use under a vacuum due to its heavy wall construction
  • With detachable KECK™ PBT hose connection assembly to accept 9mm bore tubing
  • Fired-on, highly durable white print
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Product Overview
One of the most important separation methods in the laboratory environment is filtration, which is used to separate or clean different media. Büchner filter flasks are used in conjunction with Büchner filter funnels and other types of funnels in vacuum filtration applications.

Specifications

Specifications
Hose connection d (mm) 9
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 20 °C. It also conforms to the requirements of a USP/EP/JP Type 1 neutral glass suitable for use by the pharmaceutical industry. The properties of DURAN® are specified to ISO 3585 and ASTM-E438 Type 1 Class A.
Diameter d (mm) 85
h (mm) 155
d1 (OD) (mm) 34
Capacity (mL) 250
Diameter (mm) 85
Marking Area The marking area is a printed ceramic area on laboratory glassware for marking / identification using a wax pencil. Also called marking field, white marking spot or marking square.
Material PP, BORO 3.3, PBT, EPDM, VMQ
Height (mm) 155
Autoclavable Yes
Fits Tube ID (mm) 9
Quantity 10
Product Overview
One of the most important separation methods in the laboratory environment is filtration, which is used to separate or clean different media. Büchner filter flasks are used in conjunction with Büchner filter funnels and other types of funnels in vacuum filtration applications.

Specifications

Specifications
Hose connection d (mm) 9
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 20 °C. It also conforms to the requirements of a USP/EP/JP Type 1 neutral glass suitable for use by the pharmaceutical industry. The properties of DURAN® are specified to ISO 3585 and ASTM-E438 Type 1 Class A.
Diameter d (mm) 85
h (mm) 155
d1 (OD) (mm) 34
Capacity (mL) 250
Diameter (mm) 85
Marking Area The marking area is a printed ceramic area on laboratory glassware for marking / identification using a wax pencil. Also called marking field, white marking spot or marking square.
Material PP, BORO 3.3, PBT, EPDM, VMQ
Height (mm) 155
Autoclavable Yes
Fits Tube ID (mm) 9
Quantity 10