Filter

 Screw caps, PP

DWK

  • With lip seal
  • Temperature resistant to 140°C
  • Only suitable for DURAN® laboratory bottles
...

 Screw caps, high temperature, PBT

DWK

Red. DIN thread. With PTFE-coated silicone seal. Withstands temperatures up to 180°C. Autoclavable....

 Beakers glass, DURAN®, low form

DWK

ISO 3819. With spout. From 25 ml with graduation. With easy-to-read scale and large labelling field for easy marking. In fired-on, highly durable white ceramic. Due to the uniform wall thickness, it is suitable for use as a heating vessel. Glass Type I / neutral as per USP, EP and JP. With retrace code (Batch Identification, for all) except 5 ml, 10 ml and 25 ml. Certificate available via the Internet. Autoclavable....

 Beakers glass, DURAN®, tall form

DWK

ISO 3819. With approximate graduations and spout. With easy-to-read scale and large labelling field for easy marking, in fired-on, highly durable white ceramic. Due to the uniformly wall thickness, it is suitable for use as a heating vessel. Glass Type I / neutral glass as per USP, EP and JP. With retrace code (Batch Identification). Certificate available via the Internet. Autoclavable....

 Laboratory bottles, DURAN®, without screw cap

DWK

With easy to read scale and large labelling field for easy marking, in fired-on, highly durable white ceramic. 10 ml and 25 ml bottles with specially shaped glass rim for better pouring (eliminating the need for an additional pouring ring).

  • ISO 4796-1 compliant
  • With Retrace code
  • Neutral glass / Type I glass in compliance with USP/EP and JP
  • Autoclavable
...

 Square shape laboratory bottles, DURAN®, with retrace code

DWK

Easy to use due to square shape, highly stable, good stackability - proven DURAN ® properties give a space saving of 44 % in comparison with standard laboratory bottles (example applies to 100 ml bottles). With pouring ring and PP screw cap. Temperature (max.): 140 °C.

Advantages:...

 Pouring rings, ETFE

DWK

For screw caps made from PBT.

  • Autoclavable
  • Thermal resistance: max. 180°C
...

 Erlenmeyer flasks, narrow neck, DURAN®

DWK

DIN ISO 1773. With approximate graduations and beaded rim. From 50 ml with Retrace Code (Batch Identification), certificate available via the Internet. Erlenmeyer flasks are well suited for mixing, because of their conical shape. Uniform wall thickness distribution makes these beakers ideal for heating applications. Glass Type I / neutral glass as per USP, EP and JP. Autoclavable....

 Petri dishes, Soda-lime glass

DWK

Steriplan ®. Hydrolytical class 3....

 Erlenmeyer flasks, DURAN®, wide neck

DWK

DIN EN ISO 24450. With approximate graduations and beaded rim. With Retrace Code (Batch Identification), certificate available via the Internet. Uniformly wall thickness. Glass type I / neutral glass as per USP, EP and JP. Autoclavable....

 Crystallising dishes, DURAN®

DWK

  • DIN 12338
  • With spout
  • Dishes with capacity of 100ml and above have labelling patch
  • Glass Type I / neutral glass as per USP, EP and JP
  • Autoclavable
...

 Wide-mouth bottles with GLS 80® neck, DURAN®, clear, with screw cap

DWK

Laboratory bottle with GLS 80 ® wide neck (80 mm diameter), autoclavable and up to 500 °C temperature resistant. Neutral / Type 1 glass acc. to USP/EP. With Retrace code (Batch identification). Certificate available via the Internet. The wide neck is ideal for any application with powders or granulates, giving easier filling and emptying. With PP screw cap and pouring ring (autoclavable and temperature resistant up to 140 °C). With improved quick release cap which allows the bottle to be easily opened and closed with a minimum of turns....

 Laboratory bottles, DURAN®, with screw cap

DWK

With easy to read scale and large labelling field for easy marking, in fired-on, highly durable white ceramic. 10 ml and 25 ml bottles with specially shaped glass rim for better pouring (eliminating the need for an additional pouring ring).

  • ISO 4796-1 compliant
  • With Retrace code
  • Neutral glass / Type I glass in compliance with USP/EP and JP
  • Autoclavable
...

 NMR tubes, 5 mm, DURAN®, Economic

DWK

NMR tubes are available, according to requirement, in three accuracy classes. The correct tube can be selected depending on magnetic field and spin. The tubes are noteworthy for their close tolerances and accuracy, especially to their straightness, wall thickness and wall thickness distribution. Consequently, quick and accurate test results are achievable. With retrace code. Please order closing caps separately....

 Petri dishes, DUROPLAN®, borosilicate glass 3.3

DWK

DURAN ®. With lid.Petri dishes are manufactured in a special production process which results in an even media dispersion and a uniform cell growth. Bottom and lid are absolute planar and free from bubbles and cords.
Glass Type I / neutral glass as per USP, EP and JP. Autoclavable. DIN 13132....

 Pouring rings, PP

DWK

Autoclavable to 140 °C (steam)....

 Silicone cap wads/septa, VMQ

DWK

For GL-screwthread caps. Overall diameter and wad thickness as outlined below. Thermical resistance: 130°C (steam) / 200°C (heat). Autoclavable....

 Joint clips KECK, POM, for conical ground joints

DWK

Melting point 175 °C. Excellent chemical resistance. Rigid. Heat resistant up to 150 °C, sizes colour coded....

 Plastic ferrule, angled, PP

DWK

  • For screw connector caps GL 14
  • With silicone seal (VMQ)
  • Temperature resistant up to max. 140°C
  • Autoclavable
...

 Beakers Super Duty, DURAN®, low form

DWK

With approximate graduations and spout. Reinforced, sturdy rim and increased mechanical strength for heavy duty. Glass Type I / neutral glass as per USP, EP and JP. With retrace code (Batch Identification). Certificate available via the Internet. Autoclavable....

 Gaskets, silicone/PTFE

DWK

Silicone gasket (VMQ), PTFE coated. For screw caps made from PBT.

  • Autoclavable
  • Thermal resistance: max. 130°C (steam), 200°C (heat)
...

 Screw connector caps, PBT

DWK

Red. With central hole (diameter outlined below). Temperature resistance to max. 180°C....

 Narrow-mouth reagent bottles, DURAN®

DWK

  • ISO 4796-2
  • With conical ground joint
  • Glass stopper
  • Glass Type I / neutral glass as per USP, EP and JP
  • With Retrace code (Batch identification), certificate available via the Internet
  • Autoclavable
...

 Funnels, DURAN®

DWK

DIN ISO 4798. With short stem. Glass Type I / neutral glass as per USP, EP and JP. Autoclavable....

 Centrifuge tubes, conical, DURAN®

DWK

Autoclavable. Rimless, with conical base. Maximum loading: 4000xg rcf....

 Dropping bottles, pipette bottles, soda-lime glass

DWK

NS 14/15. With interchangeable ground joint transparent pipette. Hydrolytical class 3. Complete with rubber teat....

 Narrow-mouth reagent bottles, soda-lime glass, amber glass

DWK

  • ISO 4796-2
  • Standard ground joint neck
  • With glass stopper
  • Hydrolytic class 3
...

 Square, screw cap bottles, soda-lime glass

DWK

Wide-mouth. With short thread. Hydrolytical class 3.
Please order pouring ring separately....

 Watch glasses, DURAN®

DWK

  • DIN 12341
  • Flame-polished edges
  • Autoclavable
...

 Acid cap bottles, DURAN®

DWK

  • Conical shoulders
  • With NS pennyhead stopper and interchangeable glass cap
  • Glass type I / neutral glass as per USP, EP and JP
  • Autoclavable
...

 Keck tubing clamps KT

DWK

Thermoplastic polyester (PBT). Continuous control of flow rate in tubing with just one finger....

 Test tubes, Fiolax® glass

DWK

Fiolax ®. Round bottom with rim. Light-walled and resistant to rapid temperature changes and localised heating....

 Laboratory bottles Protect DURAN®, with retrace code, with screw cap

DWK

Highly transparent. The coating provides scratch, leak and splinter protection and is ideally suited to both the transport and storage of hazardous media or valuable samples. Service temperature limit of the PU plastic coating: -30 °C to 135 °C.

  • With screw cap and pouring ring
  • Graduated
  • UV protection up to approx. 380 nm
  • DIN thread
  • DIN ISO 4796-1
  • Suitable for microwaving
  • USP compliant
  • Autoclavable
...

 Test tubes, DURAN®, heavy wall, without beaded rim

DWK

Mechanically very resistant. Good thermal shock resistance. Glass Type I / neutral glass as per USP, EP and JP. Autoclavable....

 Laboratory bottles, DURAN® amber, with retrace code

DWK

For the storage and transport of photosensitive substances. With easy-to-read graduation and large labelling field for easy identification. UV protection up to approx. 500 nm wavelength. 10 ml and 25 ml with specially shaped glass rim for better pouring, thus an additional pouring ring made of plastic is not necessary....

 Silicone sealing rings, VMQ

DWK

  • With vulcanized PTFE sleeve
  • For screwthread caps
  • Thermical resistance: 130°C (steam), 200°C (heat)
  • Autoclavable
...

 Screw cap, GL45, with 2 hose connections, PP

DWK

The core moves freely and allows the vessel to be changed without twisting the securely attached tubing.

  • For use with elastic, soft tubing of 6 - 9mm i.d. (Viton®, Tygon®, silicone)
  • 2 x polypropylene, curved, hose connections on top and straight connections below
  • Autoclavable
  • Temperature resistant up to +140 °C
  • Dishwasher-proof
  • Optional filter top part for sterile pressure equalisation available
...

 Assembly set, KECK® and Replacement seal

DWK

For attaching flexible vacuum tubing to filter flasks. Consists of straight PP tubing connection, PP tubulature made of silicone (VMQ) rubber seal. PP components can withstand temperatures up to 140°C for short periods without mechanical load....

 KECK™ Clips for conical joints, spring steel

DWK

For applications with very high temperatures. Easy to fit, dimensionally stable....

 Premium screw cap, PFA

DWK

With PTFE coated silicone seal. Colourless (to avoid risk of leaching) and temperature resistant from -196 °C to 200 °C. Ideal for dry sterilization. USP/FDA standard conformity. DFM available on request. Autoclavable. With Retrace code (Batch Identification). Certificate available via the internet....

 Kapsenberg caps

DWK

Aluminium. For the closure of culture tubes, bottles and flasks....

 Laboratory bottles Premium, DURAN®, without cap

DWK

Laboratory bottles without pouring ring and without cap....

 Screw caps for wide-mouth bottles GLS 80®, PP

DWK

Autoclavable....

 Flexible connecting system for DURAN® GL 45 flasks

DWK

For safe transfer of liquid media within a closed and sterile system (evaporation is reduced).

  • Screw closure GL 45 with two, three or four ports GL 14 thread
  • Autoclavable
  • Temperature restistant up to max. 140 °C
  • Flexible modular system
  • Sterile pressure equalisation is possible through use of a membrane filter
  • Unused ports can be provided with a blind cap
...

 Filter crucibles, DURAN®

DWK

With sintered glass filter disc at base, as outlined below.
Glass Type I / neutral glass as per USP, EP and JP. Autoclavable....

 Narrow-mouth square bottles, soda-lime glass, amber glass

DWK

  • With high thread
  • Without closure
  • With dust cap
  • Without pouring ring
  • Hydrolytical class 3
...

 Powder funnels, DURAN®

DWK

With short, wide stem....

 Joint clips KECK, POM, for spherical ground joints

DWK

Melting point 175 °C. Excellent chemical resistance. Rigid. Heat resistant up to 150 °C, sizes colour coded....

 Wide-mouth reagent bottles, soda-lime glass

DWK

  • To ISO 4796-2
  • With ground joint neck
  • With glass stopper
  • Hydrolytic class 3
...

 Premium pouring ring for Premium screw cap, TpCh260

DWK

Colourless pouring ring TpCh260, height 4mm. Temperature resistant from -196°C to +260°C....

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