"Preferred property label" is a declarative predefined property to specify a preferred property label and is provided by Semantic MediaWiki. This property is pre-deployed (also known as special property) and comes with additional administrative privileges but can be used just like any other user-defined property.
h
hasConductiveAdditive (en) +
hasCatholyte (en) +
hasCurrentCollector (en) +
hasSeparator (en) +
E
hasCounterElectrode (en) +
h
hasFormFactor (en) +
E
b
batteryArchiveLabel (en) +
i
includeDocs (en) +
b
biologicLabel (en) +
m
maccorLabel (en) +
n
newareLabel (en) +
E
hasInsertedEntity (en) +
c
cidemodKey (en) +
i
indigoLabel (en) +
a
arbinLabel (en) +
E
hasIECCode (en) +
b