Property talk:P2405

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ceiling exposure limit
recommended or required maximum concentration for chemical exposure in a given work day

Data type	Quantity
Domain	chemical substance (Q79529)
Allowed values	0 ≤ 𝓧 ≤ 1,000
Allowed units	gram per litre (Q834105), millilitre per litre (Q21075844), milligram per cubic metre (Q21077820) or parts per million (Q21006887)
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) Chart by item creation date Minimum and maximum Items with highest numeric value Items with lowest numeric value Database reports/Constraint violations/P2405 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 205 Main statement 205 100% of uses

[create Create a translatable help page (preferably in English) for this property to be included here]

Type “chemical substance (Q79529)”: item must contain property “subclass of (P279)” with classes “chemical substance (Q79529)” or their subclasses (defined using subclass of (P279)). (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/P2405#Type Q79529, SPARQL

Qualifiers “applies to jurisdiction (P1001), reason for deprecated rank (P2241), reason for preferred rank (P7452), duration (P2047)”: 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/P2405#allowed qualifiers, SPARQL

Units: “gram per litre (Q834105), millilitre per litre (Q21075844), milligram per cubic metre (Q21077820), parts per million (Q21006887)”: 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/P2405#Units

Range from “0” to “1000”: values should be in the range from “0” to “1000”. (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/P2405#Range

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/P2405#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/P2405#citation needed

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.)