
Independent consulting for toxicology and risk assessment of chemicals, biocides, plant protection products and REACH.

extera – Dr. Volker Mostert
LangenfeldNew on Amplifa
About extera
extera is an independent consulting firm of Dr. Volker Mostert, certified toxicologist DGPT, based in Langenfeld. The company supports clients with the toxicological effect and risk assessment of chemicals from various regulatory areas. The consulting focus areas include biocides, plant protection products and agrochemicals as well as regulatory consulting under REACh. In addition, exposure assessment as well as training and education courses are part of the service offering. Dr. Mostert worked at Knoell Consult in Mannheim as Senior Expert Toxicology from 2003 to 2013 and founded extera on 1 November 2013. He is a member of the Society of Toxicology (SOT) and the German Society for Toxicology (GT). Consulting is provided in German and English.
- Site
- Langenfeld
- Processes
- Toxicological effect and risk assessment of chemicals (consulting), Regulatory consulting biocides, Regulatory consulting plant protection products, Regulatory consulting REACh, Training/education courses, Toxicological consulting, Effect and risk assessment of chemicals, Exposure assessment
- Certificates
- ISO 9001
- Founded
- 2013
- Employees
- 1
- Industries
- Chemicals, Biocides, Agrochemicals/Plant protection, REACH-regulated industries
- 01
Enquiry and acceptance of the consulting engagement
- 02
Toxicological effect and risk assessment
- 03
Exposure assessment
- 04
Regulatory consulting and documentation
- 05
Training/education courses
Location

Langenfeld
DEConsulting office / headquarters
Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Toxicological effect and risk assessment of chemicals (consulting)Engineering | – | – | – | – | Chemicals |
| Regulatory consulting biocidesEngineering | – | – | – | – | – |
| Regulatory consulting plant protection productsEngineering | – | – | – | – | Agrochemicals |
| Regulatory consulting REAChEngineering | – | – | – | – | – |
| Training/education coursesEngineering | – | – | – | – | – |
Additional services
Quality
As a sole proprietorship, the consulting service is based on the recognised qualification of the owner as a certified toxicologist DGPT. Certifications according to management system standards are not documented.
| Evidence | Langenfeld |
|---|---|
| ISO 9001 |
History
- 2013
Foundation of extera by Dr. Volker Mostert on 1 November 2013 after working at Knoell Consult (2003–2013)