Dr. André Rosehr is the linking interface between customers, sales and production in his role as Manager Technical Services & Development. He is the technical contact for Performance Solvents, Middle Distillates and Renewable Products. His focus is on new product development, evaluation of new feedstocks and accommodating the transformation to renewable and sustainable hydrocarbon products at Haltermann Carless. T: +49 40 333 18 166 email: andre.rosehr@haltermann-carless.com
Blog Post by Dr. André Rosehr
Jul 2, 2026
n-Heptane Reag. Ph. Eur. as a basis for safe pharmaceutical processes
In API manufacturing and analytical applications, solvents are safety‑critical ...
Start Reading
Jun 19, 2026
CBD production: How is this natural substance extracted?
Cannabidiol, or CBD for short, is an extract of the female hemp plant that has recently ...
Start Reading
May 29, 2026
Interview: How n‑heptane Reag. Ph. Eur. ensures process reliability
With n-heptane Reag. Ph. Eur., Haltermann Carless meets the high standards required in ...
Start Reading
Apr 30, 2026
n‑Heptane Reag. Ph. Eur.: Targeted Control and Reproducibility
Stable processes, traceable validations and reproducible analytical results are key ...
Start Reading
Apr 16, 2026
Water treatment: Pilot® oils for flocculants
Flocculation is an important process in waste water treatment plants. Various flocculants ...
Start Reading
Apr 2, 2026
Pharmaceutical solvents: Quality control in CBD production
CBD products have long since become part of our everyday lives. Whether as a ...
Start Reading
Feb 20, 2026
ORC process for electricity & heat production: What are the benefits?
Geothermal energy generation is – in the context of the energy transition – becoming an ...
Start Reading
Jan 22, 2026
Solvents for paints and coatings: Alternatives to toluene and xylene
Alternatives to toluene and xylene are becoming increasingly important in the paints and ...
Start Reading
Sep 6, 2024
Cyclopentane for pharmaceutical refrigerators: Safe storage
To ensure that medication remain effective, there are a number of regulations for ...
Start Reading
Aug 7, 2024
Haltermann Carless solvents strong in paints, coatings and adhesives
Contamination, changes and delays: These three potential problems pose major challenges ...
Start Reading















