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Art. No.: 1259
Training recommended
LETZTEST Benchtop MiBi Lab is a high-capacity microbiological water testing system for laboratories, compliant with DIN EN ISO 9308-1. Designed for stationary use, it quantifies E. coli and other coliform bacteria per 100 mL with laboratory-grade accuracy — while remaining fully portable when projects move off-grid.
The system combines membrane filtration, a stainless steel water sampler and a large-capacity electricity-free incubator. Unlike conventional incubators, the soft, shock-resistant incubator is not prone to transport damage and operates without mains power, ensuring reliable incubation even during power outages or in off-grid field laboratories. It can incubate up to 100 LETZTEST Tubes or 300 CompactDry Petri Dishes simultaneously.
Built for demanding laboratory workflows and temporary project labs alike, the LETZTEST Benchtop MiBi Water Lab reduces transport effort, setup time, and replacement costs while offering exceptional resilience, flexibility in consumables, and low running costs. A professional solution for central and remote water laboratories handling large sample volumes.
The instructional handbook of this system is available in four languages of your choice: English, French, Arabic, and Spanish.
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For further specifications download
Technical Data Sheet.
The LETZTEST Portable Membrane Filtration Kit contains three very useful consumables that facilitate testing under limited conditions. Two of them can be replaced with reusable materials once a local quality management system is in place! Each test consumes one of each consumable.
Art. No.: 115177
A very simple, quick and safe way to quantify E.coli and other coliform bacteria in water samples.
Shelf-life: 2 years, 1 – 30°C no cooling required!
Downloads: Product information sheet | NordVal International Certificate | AOAC Certificate
Art. No.: 116379
Since in many tropical regions other coliforms occur naturally in soil the World Health Organization suggests testing for E.coli only, which is a clearer indicator of for fecal contamination, reduces complexity and safes time. Suggested for the LETZTEST Portable Membrane Filtration Kit.
Downloads: Product information sheet | Certificate of Analysis
Art. No.: 114928
Bags to collect potentially chlorinated water samples for bacteriological examination, in compliance with EPA and APHA requirements. Adapted to the needs where infrastructure and quality management systems are lacking.
Shelf-life: No expiry date, no cooling required.
Downloads: Product information sheet
Art. No.: 114930
Cellulose Nitrate Membranes for bacteriological water analysis by Membrane Filtration Method ISO 9308-1.
Shelf-life: 4 years, no cooling required!
Downloads: Product information sheet
Note: additional plates for Enterococcus, Pseudomonas Aeruginosa, Total counts and more are available on request.
This kit offers superior equipment quality and enables the lowest possible cost per test. It is easy to transport and can be operated with or without electricity. With the ability to process many samples per day, this kit