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Allessa GmbH

With extensive expertise, we excel in research, process development, analytic support, and manufacturing from a dedicated, agile facility. We specialize in developing, scaling up, and manufacturing complex specialty chemicals. Our experienced team creates value for clients in various industries, including agrochemicals, pharmaceuticals, personal care, and polymer additives. 

Capabilities

We operate a multi-purpose pilot plant for smaller scales (50 kg to 1 ton per year) with reactors up to 1 m³.
Additionally, we have four large-scale multipurpose plants for commercial volumes ranging from 10 to 10,000 tons per year, with reactor sizes up to 30 m³.
Our facility includes over 200 batch reactors, ranging from 0.5 to 30 m³, totaling over 2,000 m³ in various materials such as glass-lined, ceramics, carbon steel, stainless steel, and alloys.

Highlighted Technologies

Bromination and Chlorination
Oxidation
Friedel-Crafts Reaction
Phosphorous Chemistry
Sulfur chemistry

Expertise

Products

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CAS-No: 92-84-2

Phenothiazine prills
CAS-No: 68957-94-8

Allessan® CAP

Services

Technologies

Custom Manufacturing

Certificates

ISO 9001

ISO 14001

ISO 50001

Ecovadis Gold Medal

Fully committed to follow Voluntary Guidelines of EFCG / CEFIC

Location

Allessa GmbH

  • Alt-Fechenheim 34, 60386 Frankfurt
  • +49 69 4109-01

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WeylChem International GmbH