
Microbiology
Interscience's microbiological devices enable precise, standardized and traceable analyses. Automated systems from sample preparation to colony counting guarantee efficiency and the highest quality. In addition to the devices, VITARIS also offers comprehensive advice and customized solutions.
Optimized processes for microbiology laboratories
Microbiological analysis requires maximum precision, traceability and efficiency. Interscience offers a complete solution for this: devices for sample preparation, dilution, plating and colony counting enable standardized and automated processes. This saves time, reduces sources of error and optimizes laboratory workflows. International standards such as ISO 6887-1, ISO 7218, FDA BAM and AOAC are met. Thanks to innovative technologies, Interscience guarantees complete traceability and digitalization of laboratory processes.

Areas of application
Microbiological devices from Interscience are used in various industries. In the food and beverage industry, they ensure microbiological quality and prevent contamination. In the pharmaceutical and cosmetics industries, they are essential for ensuring sterile production processes. Environmental analysis uses them to identify and control germs in water, soil and air. In clinical diagnostics and research, they enable standardized microbiological analyses for diagnostics and studies.
Typical applications include sample preparation using homogeneous mixing systems, gravimetric dilution for standardization, automated plating for reproducible results and AI-supported colony counting to increase efficiency.
The Interscience product range covers all requirements for sample preparation, dilution systems, plating systems and sample counting:
Laboratory homogenizers
The BagMixer laboratory homogenizers ensure optimal bacterial extraction in less than 60 seconds. With more than 20,000 BagMixers sold around the world, Interscience's BagMixers are now recognized as specialists in sample preparation.

MiniMix 100 series
- Optimal volume : 5 - 80 ml
- Speed: 3 - 6 - 9 - 12 strokes/sec
- Duration: 1 sec - 1 hour or ∞

Bag blender 400 & 400S series
- Optimum volume: 50 - 400 ml
- Speed: 4, 6, 8, 10 strokes/sec
- Duration: 1 sec - 1 hour or ∞
or countdown

Bag blender 3500 series
- Optimum volume: 200 - 37500 ml
- Speed 1.5, , 4.5, 6 strokes/sec
- Duration: 1 sec - 1 hour or ∞
or countdown
Gravimetric thinners
The DiluFlow gravimetric diluters allow you to automate the dilution of a sample before homogenization and make the process more reliable.

DiluFlow®
- The basic model
- Gravimetric thinners up to 3kg
- 225 ml in 10 seconds
- Max. number of pumps 2

DiluFlow Pro®
- The all-rounder
- Gravimetric thinners up to 5kg
- 225 ml in 10 seconds
- Max. number of pumps 2

DiluFlow Elite 5kg®
- The professional
- Gravimetric thinners up to 5kg
- 225 ml in 8 seconds
- Incl. bi-directional LIMS connection

DiluFlow Elite 1kg®
- For the pharmaceutical and cosmetics industries
- Gravimetric thinner 1 kg
- Incl. bi-directional LIMS connection
- Max. number of pumps 2 + 4 external
Plating systems
With the automated easySpiral plating devices and the spiral method, you can optimize your analysis performance while reducing sample processing time. The technology offers a counting range of 100 to 1 x 107 CFU/ml on a Petri dish without dilution.

easySpiral®
- The basic model
- Capacity of the stylus: 1000 µL
- Plating: exponential, circular
- Counting range: from 300 - 1.3×105 CFU/ml

easySpiral Pro®
- With traceable data
- Plating:
exponential, uniform, circular - Counting range: from 100 - 1×107 CFU/ml

easySpiral Milk®
- Ideal for the milk quality regulation
- Sampling directly from the sample container
- Plating modes: analog Pro
- Counting range: from 100 - 1×107 CFU/ml

easySpiral Dilute®
- With automatic cycle and dilutions
- Plating modes: exponential, uniform, circular or cast plate
- Counting range: from 30 to 1×1012 CFU/ml
Colony counter
Scan colony counters enable a quick, complete and accurate reading of your Petri dishes. Counting colonies is no longer time-consuming. Traceability of the results is guaranteed.

Scan 50®
- Easy handling
- For Petri dishes and more
- Dark Field 2: Indirect LED lighting
- Data export via USB, LIMS, under CSV

Scan 50 Pro®
- Very good ergonomics
- Features analog Scan 50
- Plus HandPad: Ergonomic armrest
- Plus headphones included

Scan 300®
- Minimum size of the colony: 0.1 mm
- Camera: 1 megapixel - 28x zoom
- Counting Petri dishes Ø 55 - 90 mm

Scan 500®
- Minimum size of the colony: 0.1 mm
- Camera: 1 megapixel - 28x zoom
- Counting Petri dishes Ø 55 - 90 mm
- Counting of chromogenic Petri dishes
- Hemmhof reader

Scan1200®
- Minimum size of the colony: 0.05 mm
- Camera: 1.2 megapixels - 28x zoom
- Counting Petri dishes Ø 55 - 90 mm
- Counting of chromogenic Petri dishes
- Hemmhof reader

Scan 4000®
- Minimum size of the colony: 0.05 mm
- Camera: 5 megapixel - zoom 69x
- Counting Petri dishes Ø 55 - 150 mm
- Counting of chromogenic Petri dishes
- Hemmhof reader

Scan 3000 Ai®
- AI-supported counting of colonies
- Minimum size of the colony: 0.03 mm
- Counting Petri dishes Ø 55 - 90 mm
- Counting of chromogenic Petri dishes
- Hemmhof reader

Scan 5000 Ai®
- AI-supported counting of colonies
- Minimum size of the colony: 0.03 mm
- Counting Petri dishes Ø 55 - 150 mm
- Counting of chromogenic Petri dishes
- Hemmhof reader
Petri dish labeling system
The dataLink solution enables the secure transfer of processing parameters for Petri dishes by printing a label. All information related to the analysis of the sample is tracked and automated.
Dispensing pumps
The FlexiPumps are peristaltic pumps that enable continuous dispensing of culture media, agar or any other liquid. Your analyses can thus be prepared quickly and efficiently.

FlexiPump®
- Various dosing modes
- Volume of a dose: 50 µl to 99.9 l
- Flow rate: up to 1.25 l/min

FlexiPump Pro®
- Various dosing modes
- Volume of a dose: 50 µl to 99.9 Ltr.
- Throughput: up to 2.5 liters/min.
- Interface: USB, RS232, Jack 3.5 mm

FlexiPump Scale®
- Flow rate: up to 5 L /min
- Connect to printer, PC, USB stick
- Integrated weighing platform
- Autocalibration
Incubator & colony counter
The ScanStations are incubators and real-time colony counters in one. The all-rounders incubate, recognize and count colonies up to 300 Petri dishes automatically.

ScanStation 100®
- Capacity: up to 100 Petri dishes
- For Petri dishes: Ø 55 to Ø 90 mm
- Incubation temperature: ± 1°C

ScanStation 200®
- Capacity: up to 200 Petri dishes
- For Petri dishes: Ø 55 to Ø 90 mm
- Incubation temperature: ± 1°C

ScanStation 300®
- Capacity: up to 300 Petri dishes
- For Petri dishes: Ø 55 to Ø 90 mm
- Incubation temperature: ± 1°C
- Telecentric lens
tailored to your needs
We are here for you!
Do you have any questions or need support? Our team is at your side with expert advice and customized solutions for your laboratory.
Get in touch with us
Many years of experience, individual advice and customized solutions for laboratory requirements
Technical service, regular maintenance and rapid assistance for long-term trouble-free operation directly from the manufacturer
Advice, delivery, installation - everything from a single source for a smooth process
Optimized logistics and close manufacturer contacts ensure short delivery times and rapid readiness for use
VITARIS: Your partner for microbiological devices
VITARIS not only offers microbiological equipment from Interscience, but also supports you with comprehensive services from selection to long-term operation. Every laboratory has specific requirements. VITARIS offers individual advice to find the optimum solution for your application. Together with the manufacturer, comprehensive technical support is provided to ensure long and trouble-free operation.
Why Interscience?
Interscience is a leading manufacturer of innovative devices for microbiological analysis and sample preparation. With precise technology and user-friendly solutions, the company enables efficient, reliable and standard-compliant analysis in laboratories worldwide. For over 40 years, Interscience has stood for quality, innovation and the highest standards in microbiological safety.
Precise automation
Interscience relies on high-precision automated systems that enable standardized processes. Gravimetric dilution, AI-supported colony counting and reproducible plating ensure precise and reliable results in microbiology laboratories.
Traceability
The devices from Interscience offer complete logging of all work steps. Thanks to DataLink™ technology, results are fully traceable and can be seamlessly integrated into LIMS systems. This fulfills the highest requirements for documentation and quality assurance.
Efficiency
The partial automation of sample preparation, dilution, plating and colony counting significantly reduces the manual workload. Standardized methods minimize sources of error and ensure reproducible, reliable results.
Sterile and safe processes
The combination of BagSystem® filter bags, closed sample processing systems and contact-free sample handling prevents cross-contamination. This ensures the highest standards of hygiene and process reliability.
Future security
With state-of-the-art image analysis, AI-supported colony counting and digital sample tracking, Interscience sets standards for laboratory automation. The systems are modularly expandable and adapt to the growing requirements of microbiology laboratories.
Committed to your needs
We are here for you!
Do you have any questions or need help? Our team is at your side with expert advice and customized solutions for your laboratory.