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Topas GmbH


Topas GmbH

Gasanstaltstraße 47

01237 Dresden




+49 351 21 66 43-0


+49 351 21 66 43 55






Contact Person

Christian Peters



+49 351 21 66 43-0


+49 351 21 66 43 55



Topas GmbH

Topas GmbH Dresden is a specialist company in the field of particle and aerosol technology. The company was founded in 1992 by three engineers of the Technical University of Dresden. Our product range is innovative, cutting-edge and tailor made to suit customer requirements and is constantly evolving. It consists of:
- complete filter testing systems and separator test benches
- aerosol generators (mono- and polydisperse, solid and liquid particles)
- particle counters and particle size spectrometers for aerosols
- particle counters for liquids
- aerosol dilution systems
- pore size measuring instruments
- process aerosol monitors and process photometers
- electrostatic aerosol neutralizers
- microsieve analysis systems
- sedimentometers
- devices for validation and qualification of clean rooms
- blow-by gas measuring devices
The provided filter test stands for filter characterization include complete solutions for testing filters and filter elements, filter media for deep-bed and surface filtration, oil mist separators and other components in accordance with international standards and guidelines. Tailor-made solutions are developed and implemented in co-operation with the customer.
Our product range also includes manufacturing of laboratory glassware.

1. ALF 114 - General Air Filter Test System according to strandards ISO 16890-FDIS, EN 779:2012, ASHRAE 52.2.-2008

2. TDC 584 - IPA Conditioning Cabinet for testing Air Filters according to ISO 16890-4

3. AFS 150 - Automated HEPA/ULPA Filter Scanning Test System to meet the requirements of testing air filters according to EN1822-4 and EN 1822-5

4. AFC 132 QC HEPA - HEPA Filter Element Quality Control Test System designed to meet requirements EN1822-4 Appendix E

5. LAP 322 – Aerosol Particle Size Spectrometer based on optical single-particle measurements

6. BBT 143 – Blow-By Test System for Gravimetric and Photometric Oil Content Determination


1. ALF 114; 2. TDC 584; 3. AFS 150; 4. AFC 132; 5. LAP 322; 6. BBT 143
1. ALF 114; 2. TDC 584; 3. AFS 150; 4. AFC 132; 5. LAP 322; 6. BBT 143

The company is listed under the following keywords in FiltraGuide:

Product Finder

Cartridge Filter
Filter Disc
Filter Plates
Flat Filter Element
Pleated Filter
Absolute Filter
Aerosol Separator
Air Filter
Cabin Air Filter
Cleanroom Filter

Engine Intake Air Filter
Gas Filter
HEPA Filters
Medical Filter, Filtration
Mist Eliminator
Particulate Filter
Suction Filter
ULPA Filter
Vacuum Cleaner Filter
Waste Water Filter

Absorption Filter
Adsorption Filter
Gas Gas Permeation
Liquid - Solid Separator
Particle Filtration
Separation System

Ancillary Products

Testing, Controlling, Monitoring
Analytical Equipment
Control Equipment Filter Units
Filter Control Devices
Filter Paper and Pulp Testing Equipment

Filtration Test Rigs
Measuring Equipment Filter Units
Particle Counting

Sampling Devices
Machines for Filter Production
Machines for Testing Filters


Analytical Services
Filter Test Laboratory

Filtration / Separation Tests
Mobile Test Units
Monitoring of Filtration Systems

Particle Analyzation
Stationary Test Units


Automotive Industry
Biotechnology Biopharmac. Industry
Ceramic, Glass Industry
Chemical Industries
Environmental Protection

Filtration and Separation Industry
Food, Beverage Industry
Medical, Health Care Industry
Mineral / Oil / Gas Production
Paint, Pigments, Coatings Industry

Pharmaceutical Industry
Plastic Industry
Semiconductor Industry
Textile Industry

Filtration / Separation of Gases and Solids

Oil Mist and Vapour

Filtration / Separation of Liquids and Liquids

Liquids containing Dissolved Solids

Liquids containing Impurities

Filtration / Separation of Liquids and Solids

Water, Process

Filtration / Separation of Solids and Solids

< 0.01mm

< 0.1mm

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