OXIDASE SWAB, Oxisticks [HD-Z193]
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OXIDASE SWAB, Oxisticks [HD-Z193]
CAUTIOUS
This test is worded and codified by unit to make the order easier, but is is always packaged in kit of 25 swabs.
Definition
Swabs containing reagents used for the detection of cytochrome oxidase activity in bacteria
Specifications
- Organisms which contain cytochrome c as part of their respiratory chain are oxidase-positive and turn the reagent blue/ purple.
- Organisms lacking cytochrome c as part of their respiratory chain do not oxidize the reagent, leaving it colourless, and are oxidase-negative
- Reagents are impregnated in the tip of the swab for ease of use
Technical specifications
- Oxidase Swabs are impregnated with N,N,N',N'-tetramethyl-p-phenylenediamine dihydrochloride, in a preservative solution
- Appearance of a blue/purple color within 30 seconds indicates a positive test.
- Important: Any color appearing after this time should be disregarded.
- To be used on isolated bacteria colonies
Packaging & Labelling
- 25 swabs/vial
To be Ordered Separately
- Quality control strains
Instructions for use
Please consult the “Bacteriology laboratory procedures and resources” available online via the Laboratory working Group sharepoint page: Laboratory Procedures and Resources https://msfintl.sharepoint.com/sites/msfintlcommunities/LabWG/SitePages/Bacteriology-Laboratory-Resources.aspx
For offline access, contact your laboratory advisor
Storage
- Upon receipt store at 15°C-30ºC.
- Store with dessicant in the vial at all times.
- Shelf life: 12 months
- Guaranteed minimum remaining shelf life at delivery: 1/3 of total shelf life
Waste management
After use, sterilize the cultures and all contaminated material. Contact your watsan referent for advice on proper disposal.
MSF requirements
Reserved for projects using the Mini-Lab