Property talk:P2712

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median lethal concentration (LC50)
statistically derived median concentration of a substance in an environmental medium expected to kill 50% of organisms in a given population under a defined set of conditions

Represents	median lethal concentration (Q11874263)
Has quality	median (Q226995)
Data type	Quantity
Template parameter	LC50
Domain	chemicals (note: this should be moved to the property statements)
Allowed values	According to this template: numbers with units in amount per volume for a specific animal over a certain time through a defined route of administration (time duration, animal, route of adminsitration should be qualifiers) According to statements in the property: 0 ≤ 𝓧 ≤ 1,000,000,000,000 When possible, data should only be stored as statements
Allowed units	milligram per cubic metre (Q21077820), parts per million (Q21006887) or milligram per litre (Q55726194)
Example	According to this template: dichlorine (Q1904422): 137 ppm, applies to taxon (P2352): house mouse (Q83310), route of administration (P636): inhalation (Q840343), duration (P2047): 1 hour According to statements in the property: dichlorine (Q1904422) → 137 parts per million When possible, data should only be stored as statements
Source	External references (note: this information should be moved to a property statement; use property source website for the property (P1896))
See also	half maximal effective concentration (EC50) (P4269), median lethal dose (LD50) (P2240)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Minimum and maximum Items with highest numeric value Items with lowest numeric value Database reports/Constraint violations/P2712 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 26 Main statement 25 96.2% of uses Qualifier 1 3.8% of uses

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Range from “0” to “1000000000000”: values should be in the range from “0” to “1000000000000”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2712#Range

Units: “milligram per cubic metre (Q21077820), parts per million (Q21006887), milligram per litre (Q55726194)”: value unit must be one of listed. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2712#Units

Qualifiers “applies to taxon (P2352), route of administration (P636), duration (P2047), reason for deprecated rank (P2241), reason for preferred rank (P7452)”: this property should be used only with the listed qualifiers. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2712#allowed qualifiers, SPARQL

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P2712#Scope, hourly updated report, SPARQL

Citation needed: the property must have at least one reference (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2712#citation needed

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2712#Entity types

This property is being used by: ca:Plantilla:Infotaula compost químic eu:Txantiloi:Konposatu kimiko infotaula/probak, eu:Txantiloi:Konposatu kimiko infotaula ha:Template:Infobox chemical incubator:Template:Wp/shi/Infobox chemical kab:Talɣa:Infobox chemical shi:Talɣa:Infobox chemical ga:Teimpléad:WD Bosca Sonraí Comhdhúil Cheimiceach ff:Template:Infobox chemical gv:Clowan:WD Kishtey Fys Co-vunstoo Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)