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We have established ourselves in the water industry as Europe's largest specialist supplier of Cryptosporidium and Giardia positive controls, reagents and equipment.
Enumerated positive control for precise demonstration of testing performance.
Available in either Cryptosporidium and Giardia combined or Cryptosporidium oocysts.
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Selectrol®
Selectrol® discs are designed to be a convenient source of viable micro-organisms which can be used as controls for a variety of QC and other testing purposes.
To make Selectrol®, a first generation culture (a single subculture from the parent strain) is suspended in an inert medium and freeze dried in the form of discs.
Selectrol® discs are convenient to store and versatile in their use.
- Fully traceable
- Guaranteed first generation derivatives from original NCTC®/NCPF® cultures
- Quality control micro-organisms of predictable biochemical reactions
- Manufactured under licence from the UK Health Security Agency Culture Collections
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