Legal notice

The German version is legally binding.

biostream® GmbH
Rohrbeckweg 6
31319 Sehnde

Commercial register: HRB 35739
Register court: Amtsgericht Hildesheim (Hildesheim Local Court)

Represented by:
Hans-Joachim Nolte jun. (The Managing Director has been granted sole power of representation, with exemption from the restrictions of § 181 BGB [German Civil Code].)

Contact

Phone: +49-5138-7087838
E-mail: info@biostream.de

VAT ID

VAT identification number pursuant to § 27 a Umsatzsteuergesetz (German Value Added Tax Act):
DE214924825

Information on professional liability insurance

Name and registered office of the insurer:
HDI Versicherung AG
HDI Platz 1
30659 Hannover

Territorial coverage of the insurance: Germany

Responsible for editorial content

Dipl.-Designer (FH) Hans-J. Nolte
Rohrbeckweg 6
31319 Sehnde

Consumer dispute resolution / general conciliation body

We are neither willing nor obliged to take part in dispute resolution procedures before a consumer conciliation body.

Image credits

In addition to its own photographs, this website uses some stock photos from Magnific (formerly Freepik, renamed in April 2026; Premium licence). Source by page:

Disinfection in the food industry (Magnific, image no. 428711517)
Cleaning and disinfecting drinking water hoses (Magnific, image no. 430438938)
Chlorine dioxide: limit values, chlorite and chlorate (Magnific, image no. 13702394)
Chlorine dioxide is not a remedy: MMS and CDL (Magnific, image no. 1131748)
Chlorine dioxide: approval and standards (Magnific, image no. 10961302)
Dosing instructions for biostream® chlorine dioxide (Magnific, image no. 425053104)
Positive Legionella test result: what to do (Magnific, image no. 3605668)
Legionella limit value and levels (Magnific, image no. 17009807)
Legionella testing: obligation to test (Magnific, image no. 11450747)
Drinking water disinfection, overview (Magnific, image no. 230876309)
Sampling and measurement (Magnific, image no. 221730649)
Flushing and disinfection (Magnific, image no. 10497199)
Trinkwasserverordnung (German Drinking Water Ordinance), obligations (Magnific, image no. 10636684)
Methods compared (Magnific, image no. 28694673)
Proof of efficacy (Magnific, image no. 11375016)
1.9 million motorhomes in Germany (Magnific, image no. 419374758)
Amendment to the Drinking Water Ordinance: lead (Magnific, image no. 9434342)
Bacteria in drinking bottles (Magnific, image no. 428424825)
Biofilms in dispensing systems (Magnific, image no. 8404029)
Candida auris & chlorine dioxide (Magnific, image no. 38870166)
Disinfection of dental units with chlorine dioxide (Magnific, image no. 7607626)
Spring awakening for yachts and campers (Magnific, image no. 5016738)
The food truck challenge (Magnific, image no. 430588155)
Legionella in Germany: case numbers (Magnific, image no. 22751740)
Hose disinfection at public events (Magnific, image no. 4997489)
Umweltbundesamt (German Environment Agency) warns of PMT/vPvM chemicals (Magnific, image no. 11138152)
Hose calculator (Magnific, image no. 18572784)
Water lines of treatment units in dental practices (Magnific, image no. 7607630)
Water in trains/Intercity, train at the platform (Magnific, author nitayuko, image no. 25822870)
Water in trains/Intercity, passenger area (Magnific, author Yurii Romanchuk, image no. 128674905)
Water in trains/Intercity, depot and stabling (Magnific, author wosunan, image no. 138348391)
Water in trains/Intercity, water on board (Magnific, author Daniel_R, image no. 2947071)

Notes on liability and use

Use biocides safely. Always read the label and product information before use. All statements on efficacy are based on the many years of experience of biostream® GmbH, on information from the specialist literature, from laws and technical rules, and on positive customer references. Material compatibility applies when the recommended dosage and contact time are observed.