-
- General laboratory consumables
- Occupational safety, Security
- Analytical measurement and testing
- Stirring, Shaking, Mixing
- Sample preparation
- Distillation, separation, filtration
- Heating and cooling technology
- Liquid Handling
- Vacuum technology, Drying, Dry storage
- Optical instruments and Microscopes
- Cleaning and sterilisation
- Environmental-, soil-, water-, food analysis
- Chromatography
- Cleanroom
Vials, Septa
With natural rubber / TEF septa
Screw seals ND8 are made of PP and are supplied without or with fitted septa made of a variety of materials. They have a 8-425 thread, a 5.5 mm centre hole or are closed.
These septa are temperature-resistant from -40 °C to 120 °C and ideal for multiple injections thanks to their excellent resealability properties....
With butyl / PTFE septa
Screw seals ND24 (EPA) are made of PP and are supplied with or without fitted septa made of a variety of materials. They have a 24-400 thread, a 15 mm centre hole or are closed.
These septa are temperature-resistant from -40 °C to 120 °C and have excellent chemical properties....
Screw neck vials ND24 (EPA)
Screw neck vials ND24 made of clear and amber first hydrolytic class glass are suitable for EPA (Environmental Protection Association) analysis and can, upon request, be supplied with a sterility certificate that is specifically required for TOC analyses.
These vials are especially used with autosamplers made by Agilent, Dionex, Shimadzu, Tekmar, Thermo Scientific and Varian....
Without septa
Screw seals ND8 are made of PP and are supplied without or with fitted septa made of a variety of materials. They have a 8-425 thread, a 5.5 mm centre hole or are closed.
Suitable septa with a diameter of 8 mm made of different materials are available on request....
With silicone / PTFE septa, Ultrabond
Short thread screw seals ND9 are made of PP and are supplied with fitted septa made of a variety of materials. The caps have a 6 mm centre hole and are available in different colours. The screw caps are similar in shape to the crimp caps and are therefore also suitable for robotic handling.
...
With butyl / PTFE septa
Crimp seals ND11 are made of aluminium. They are clear or lacquered in different colours and have a 5.5 mm hole. They are supplied with fitted septa made of a variety of materials.
These septa are temperature-resistant from -40 °C to 120 °C and have excellent chemical properties.
Septa with a double-sided PTFE coating show a very low particle formation during penetration....
With RedRubber / PTFE septa
Screw seals ND10 are made of PP and have a 10-425 thread. They have a 7 mm centre hole or are closed. Screw seals are supplied with fitted septa made of a variety of materials or without any septa.
These septa are temperature-resistant from -40 °C to 110 °C and easier to penetrate and have lower particle formation than septa made of natural rubber....
With silicone / PTFE septa
Screw seals ND10 are made of PP and have a 10-425 thread. They have a 7 mm centre hole or are closed. Screw seals are supplied with fitted septa made of a variety of materials or without any septa.
These septa are temperature-resistant from -60 °C to 200 °C and have better purity than septa made of natural rubber, butyl or red rubber. However, they have less effective resealability properties and are therefore more suitable for single-injection applications....
Without septa
Screw seals ND24 (EPA) are made of PP and are supplied with or without fitted septa made of a variety of materials. They have a 24-400 thread, a 15 mm centre hole or are closed.
Suitable septa with a diameter of 22 mm made of different materials are available on request....