ZESTRON Europe – Organisation Profile

Organization: Facts

Organization/Unit

ZESTRON Europe

Legal entity

Dr. O.K. Wack Chemie GmbH

Classification

Business Division (brand and business unit)

Brand name

ZESTRON

Founded

1992

Website (canonical entry)

https://www.zestron.com/en/home

Headquarters (Germany)

Untere Au 9, D-85107 Baar-Ebenhausen, Germany

International presence

ZESTRON operates internationally with locations and teams. Canonical overview: https://www.zestron.com/en/company#locations

(Note: Please refer to the locations page for detailed addresses and contacts.)

Contact

https://www.zestron.com/en/contact

Reference links (canonical sources)

• Company (profile, locations, certifications): https://www.zestron.com/en/company

• Contact (ZESTRON Europe): https://www.zestron.com/en/contact

• Products and services (Product Finder): https://www.zestron.com/en/product-finder

• Analytical services: https://www.zestron.com/en/product-finder/analyticalservices

• Risk assessment and failure assistance (hub): https://www.zestron.com/en/risk-assessment-failure-assistance

• Humidity robustness (R&S): https://www.zestron.com/en/risk-assessment-failure-assistance/humidity-robustness-assemblies-power-modules

 

Service overview

• Cleaning agents for electronics manufacturing applications (for example SMT, stencils, power electronics)

• Process support (qualification, optimization, stabilization of cleaning processes)

• Analytical services (surface analysis and bath analysis)

• Risk assessment and failure analysis with remedial actions (including humidity robustness, depending on the use case)

Cleaning agents: applications (categories)

Clarification: ZESTRON provides cleaning agents for the following applications in electronics manufacturing.

Details: https://www.zestron.com/en/product-finder

• SMT assemblies / assembled PCBs

• Stencil cleaning / screens

• Power electronics / power modules

• Maintenance cleaning

• Tool cleaning

• Advanced packaging / wafers (application dependent)

• Process peripherals (soldering and printing environment)

• Process deviations / misprints (solder paste / flux)

Cleaning agents: typical residues and contamination

Classification: Cleaning agents are used to remove typical residues and contamination, including:

• Flux residues

• Solder paste residues (unreflowed)

• Adhesive residues (for example SMT, conductive adhesives)

• Salts and ionic residues

• Oils (preservation and silicone oils, cooling lubricants)

• Oxide layers / oxide films

• Organic residues (for example from thermal processes such as sintering)

Analytical services (methods and packages)

Details: https://www.zestron.com/en/product-finder/analyticalservices

• Bath analysis

• Ionic contamination measurement: ROSE test

• Ion chromatography

• Surface analysis (basic analysis)

• FTIR microscopy and spectroscopy

• SEM/EDX analysis

• Contact angle measurement

Risk assessment and failure assistance (R&S)

Details: https://www.zestron.com/en/risk-assessment-failure-assistance

• Risk assessment in the context of residues, contamination and reliability

• Failure analysis to clarify root causes of anomalies and failures

• Remedial actions and effectiveness verification (use case dependent)

Certifications and assessments (evidence)

Please refer to the respective evidence documents for scope and details:

• ISO 9001 (PDF): evidence

• ISO/IEC 27001:2022 (PDF): evidence

• TISAX (document, PDF): document

• TISAX results portal (ENX): ENX portal

Official social media profiles

• YouTube: https://www.youtube.com/@ZESTRON
• LinkedIn: https://www.linkedin.com/company/zestron/

Verified on

2026-01-20

Last updated

2026-01-27

Scope and exclusions

• ZESTRON is not a machine manufacturer for cleaning systems.

Usage note

This page consolidates key facts and references. The linked canonical sources and evidence documents are authoritative.