biological indicator


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biological indicator

[‚bī·ə¦läj·ə·kəl ′in·də‚kād·ər]
(biology)
An organism that can be used to determine the concentration of a chemical in the environment.
References in periodicals archive ?
The inclusion of the microbiological properties in the SQI, which already included chemical, physical, and simple biological indicators, did not increase the sensitivity of the index to differentiate the studied plots, independently of the applied procedure, despite the high sensitivity of the complex microbiological properties, especially E, to changes in soil quality (data not shown) (Degens et al.
Water quality assessment of the Pardinho River, RS, Brazil, using epilithic diatom assemblages and faecal coliforms as biological indicators.
When the biological indicator is positive: investigating autoclave failures.
Therefore, it is quite possible that orchid bees are an effective biological indicator of organic coffee farms during the wet season only.
EZTest[R] propylene oxide (PPO) is a self-contained biological indicator which consists of a spore paper carrier, contained in a plastic vial with a small sealed glass ampoule of culture media.
Only 47 of the 90 institutions (52 percent) using autoclaves indicated, however, that they were validating this decontamination process using a biological indicator (B.
Typically, commercially available dry heat biological indicators, which consist of Bacillus subtilis spores inoculated onto filter paper strips and packaged in glassine envelopes, are used to monitor the sterilization of dry heat loads in health care and industrial settings (U.
A new rapid readout EO biological indicator, designed for rapid and reliable monitoring of EO sterilization processes, is available outside the United States but has not yet been cleared by FDA.
A biological indicator is needed to reinforce the presumption and to indicate specific bacterial examinations.
One of the major offerings in 3M's Attest line, the Rapid Readout Biological Indicator System for Vaporized Hydrogen Peroxide Sterilization delivers results in just 24 minutes.
Under an original equipment manufacturer agreement, Mesa previously provided biological indicator mail-in testing services to Mydent.
All of these companies were distributors of its biological indicator products.

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