comprehensive chemical resistance data base.
More than 100.000 entries.

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Material table

Properties of various high-performance plastics - clearly structured!

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Product configurator

Put together your own dip tube or dispense head.
Coming Soon!

Ready-to-use systems

Safe and easy chemical dispensing from drums and IBCs

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Industrial Service

Quality Control as a technical service

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What we do

Our Fields

Dispensing Systems

AS QC-System. The smart handling of liquid chemicals:
quickly connected – safely dispensed.

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Products for chemical plant contruction

We develop and produce fittings, devices and valves from ultrapure plastics. Many customised solutions have developed into standard products over the years.

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Plastics Technology

Customized high-precision parts made from plastic on modern CNC milling centres and CNC lathes.

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Industrial Service

Quality assurance and quality control as a technical service. For over 25 years.

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New Headquarters

In the presence of the Managing Directors Andreas Szeteli, Michael Szeteli and Thomas Raisser, the foundation stone was laid for the new company headquarters on 21 October 2016. The new building, located even closer to Stuttgart Airport and central transport ...

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New AS website

Our new AS website has modern design features along with a lot of new content and many interactive functions. Our “Chembank” now gives you access to a comprehensive resistance database. And soon you will be able to configure our products easily online and add...

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all news

Information about new products, services and company events.

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Who we are

About us

AS is a national and international family-run company. And we operate with conviction. We stand for consistency,
quality and conscientiousness. Now and in the future.

Quality leadership, innovativeness and conscientiousness are the key pillars of our corporate success. However, customer satisfaction is at the core of our thoughts and actions. We are always a reliable partner for our clients and our suppliers. Professionalism, flexibility and uncomplicated order execution are a matter for course for us.

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Since it was founded in 1987, the family-run company has developed into a corporation with numerous business partners around the globe.



AS is proud of its team of committed employees, who also think outside the box and actively participate in the high quality of products and services.



Customers from all kinds of industries, from the chemical to the semiconductor or automotive industry, place their trust in AS products and solutions.