Definition: Membrane filtration
Membrane filtration is a technique in which a volume of water is filtered and the membrane is incubated on a medium to recover and count microorganisms.
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Membrane filtration
Membrane filtration is a technique in which a volume of water is filtered and the membrane is incubated on a medium to recover and count microorganisms.
Methods and sampling
Definition
Membrane filtration is a technique in which a volume of water is filtered and the membrane is incubated on a medium to recover and count microorganisms.
Why it matters
Useful for selecting the right method, product family, sampling point, report or traceability workflow in water quality programs.
- Related AquaVerify product: Lab Essentials / ENUMERA
- Related sector: Laboratories
Related resources
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- Laboratories Related sector
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Related terms
- Method blank A method blank is a control that accompanies the analytical process without the target sample to detect contamination introduced during preparation, reagents or handling.
- Cold chain Cold chain is the controlled-temperature condition maintained during transport and storage of a sample or sensitive material.
- Negative control A negative control is a material or condition that should not produce a signal and helps detect contamination, false positives or handling errors.
- Positive control A positive control is a material or condition that should produce the expected response and confirms that the method can detect the target.
- Double Agar Layer Double Agar Layer is a classic two-layer agar procedure used in bacteriophage assays, where an upper layer containing sample and host is poured over an agar base.
- Enrichment Enrichment is an analytical step that promotes growth or multiplication of a target microorganism before detection.
- Plaque assay A plaque assay is a culture method that quantifies bacteriophages through visible lysis plaques formed on a bacterial lawn.
- Incubation Incubation is maintaining a sample or culture under controlled temperature and time to allow microbiological growth, reaction or reading.
FAQ
Why it matters: Membrane filtration
Useful for selecting the right method, product family, sampling point, report or traceability workflow in water quality programs.