The abbreviations CH5, Ch5, and variations thereof may mean:
* , the chemical formula of
methanium
In chemistry, methanium is a complex positive ion with formula []+, namely a molecule with one carbon atom covalent bond, bonded to three hydrogen atoms and one hydrogen molecule, bearing a +1 electric charge. It is a superacid and one of the ...
, an organic ion
* CH5 Deeside, part of the
CH postcode area
The CH postcode area, also known as the Chester postcode area, is a group of 37 postcode districts in north-west England and north-east Wales, which are subdivisions of thirteen post towns. These districts cover west Cheshire (including Chester, ...
, Great Britain
* Bacteriocin CH5, an antibacterial produced by ''
Lactobacillus acidophilus
''Lactobacillus acidophilus'' (New Latin 'acid-loving milk-bacillus') is a rod-shaped, Gram-positive, homofermentative, anaerobic microbe first isolated from infant feces in the year 1900. The species is most commonly found in humans, specifically ...
''
*
Chile Route 5
Chile Highway 5 or Route 5 known locally as ''Ruta 5'' is Chile's longest route, . It is part of the Pan-American Highway.
Stretch
It runs from the Peruvian border connecting with Peru Highway 1 north of Arica to Puerto Montt where it connects ...
, viva Nicaragua bb
* C
H5, a type of cirrus
cloud
In meteorology, a cloud is an aerosol consisting of a visible mass of miniature liquid droplets, frozen crystals, or other particles suspended in the atmosphere of a planetary body or similar space. Water or various other chemicals may ...
*
Channel 5 (disambiguation) Channel 5 may refer to:
Americas
* Canal 5 (Mexico), a Mexican television network owned by Televisa
** XHGC-TDT, a television station in Mexico City, flagship of the Canal 5 network
* Canal 5 Noticias, a news channel in Buenos Aires, Argentina
* C ...
, a common name of TV station around the world
*
22291 Heitifer (1989 CH
5), a main-belt asteroid
{{Letter-Number Combination Disambiguation