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{{short description|Chemical detector for metal ions in complexometric titrations}} ...tigative, Integrated Approach to Practical Project Work (Horwood Series in Chemical Science) |publisher=Albion/Horwood Pub |year=1999 |page=20 |isbn=1-898563-4 ...

* [[Complexometric indicator]], a chemical detector for metal ions in complexometric titrations. * [[pH indicator]], a chemical detector for protons in acid-base titrations. ...

| title = Chemical Society Reviews | formernames = Quarterly Reviews, Chemical Society; Royal Institute of Chemistry, Reviews ...

{{Short description|Active chemical in a litmus test}} [[Category:PH indicators]] ...

Halochromic substances may be used as indicators to determine the pH of solutions of unknown pH.<ref name=":0" /> The colour The colour change of halochromic substances occur when the chemical binds to existing hydrogen and hydroxide ions in solution.<ref name=":0" /> ...

* [[Parking guidance and information]], signs and other indicators to assist in parking a car * PGI₂ ([[Prostacyclin]]), a chemical which regulates blood clotting ...

...cription|Change which affects the form of an object/substance, but not its chemical composition}} ...ound|compounds]], but can not usually be used to separate compounds into [[chemical element]]s or simpler compounds.<ref name=Zumdahl>Zumdahl, Steven S. and Zu ...

...for fast and reversible color change means that the oxidation-reduction [[Chemical equilibrium|equilibrium]] for an indicator [[redox system]] needs to be est There are two common classes of redox indicators: ...

== Indicators of soil quality == ...ty monitoring systems that can provide near real-time information on these indicators but almost all of these systems are currently reported only to the research ...

...of bodyweight (typically stated in [[milligram]]s per [[kilogram]]) of a [[Chemical substance|substance]] known to have produced signs of [[toxicity]] in a par [[Category:Concentration indicators]] ...

{{Short description|Dye with two chemical forms}} ...e Greek λευκό ''leuko'': white ) is a [[dye]] which can switch between two chemical forms, one of which is colorless. Reversible transformations can be caused ...

...[Natural environment|environment]]. Since the environment is very complex, indicators provide a more practical and economical way to track the state of the envir Environmental indicators have been defined in different ways but common themes exist. ...

...into a complex ion and the equivalence point is determined by using metal indicators or electrometrically.<ref name="ChemistryLibreTexts">{{cite web |title=Comp # The reaction reaches [[chemical equilibrium|equilibrium]] rapidly after each portion of titrant is added. ...

{{About|the chemical pH indicator|the musical artists|Universal Indicator (collective)}} ...Demonstration experiments using universal indicators| journal = Journal of Chemical Education| volume = 14| issue = 6| pages = 274| year = 1937| last1 = Foster ...

...airports to show the direction and strength of the wind to pilots, and at chemical plants where there is risk of gaseous leakage. They are also sometimes loca ...autical Information Manual (TC AIM) - Aerodromes (AGA) §5.9 Wind Direction Indicators | publisher = Transport Canada| url = https://tc.canada.ca/en/aviation/publ ...

{{Short description|Chemical added to show pH of a solution}}{{lowercase|title=pH indicator}} [[File:Acid-base-indicators.png|thumb|pH indicators: a graphic view]] ...

...s''', is a system of [[hazard]] codes and phrases for labeling dangerous [[chemical]]s and compounds. The R/S statement of a compound consists of a risk part ( Dashes separate the phrase numbers. They are not to be confused with range indicators. ...

...erform [[coulometry]] (determining the amount of matter transformed in a [[chemical reaction]] by measuring [[electric current]]) based on the following reacti ...time. <ref name="Curtis">{{cite web | title= Electro-Chemical Elapsed Time Indicators | url=https://www.surplussales.com/Meters/pdf/mtr-620pc_PDF.pdf | author=Cu ...

...or [[government]] [[policy]] makers. Ecosystems are complex and ecological indicators can help describe them in simpler terms that can be understood and used by ...hysical. Due to this variety, the development and selection of ecological indicators is a complex process.{{ref|Kurt}} ...

*[[Index of Leading Economic Indicators]] *[[Low-energy ion scattering]] (LEIS), a technique used to characterize the chemical and structural makeup of materials ...