Difference between revisions of "Salinity sensors"

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===Conductivity meter===
 
===Conductivity meter===
  
{| class="wikitable" style="float: center; margin: 1em 1em 1em 1em;"
+
{| class="wikitable" style="float: right; margin: 0 0 1em 1em;"
|+ Seawater composition (by mass) (salinity = 35)
+
|+'''Total Molar Composition of Seawater (Salinity = 35)<ref>{{cite journal
 +
|author=DOE
 +
|year=1994
 +
|url=http://cdiac.esd.ornl.gov/ftp/cdiac74/chapter5.pdf
 +
|title=Handbook of methods for the analysis of the various parameters of the carbon dioxide system in sea water
 +
|publisher= ORNL/CDIAC-74
 +
|version=2
 +
|editors=A.G. Dickson & C. Goyet
 +
|chapter=5
 +
}}</ref>
 
|-
 
|-
!Element
+
! Component !! Concentration (mol/kg)
!Percent
 
!Element
 
!Percent
 
 
|-
 
|-
|[[Oxygen]]
+
| '''[[Water (molecule)|{{chem|H|2|O}}]]''' || 53.6
|85.84
 
|[[Sulfur]]
 
|0.091
 
 
|-
 
|-
|[[Hydrogen]]
+
| '''[[Chloride|{{chem|Cl|-}}]]''' || 0.546
|10.82
 
|[[Calcium]]
 
|0.04
 
 
|-
 
|-
|[[Chloride]]
+
| '''[[Sodium|{{chem|Na|+}}]]''' || 0.469
|1.94
 
|[[Potassium]]
 
|0.04
 
 
|-
 
|-
|[[Sodium]]
+
| '''[[Magnesium|{{chem|Mg|2+}}]]''' || 0.0528
|1.08
 
|[[Bromine]]
 
|0.0067
 
 
|-
 
|-
|[[Magnesium]]
+
| '''[[sulfate|{{chem|SO|2-|4}}]]''' || 0.0282
|0.1292
+
|-
|[[Carbon]]
+
| '''[[Calcium|{{chem|Ca|2+}}]]''' || 0.0103
|0.0028
+
|-
 +
| '''[[Potassium|{{chem|K|+}}]]''' || 0.0102
 +
|-
 +
| '''[[Total inorganic carbon|C<sub>T</sub>]]''' || 0.00206
 +
|-
 +
| '''[[Bromide|{{chem|Br|-}}]]''' || 0.000844
 +
|-
 +
| '''[[Total boron|B<sub>T</sub>]]''' || 0.000416
 +
|-
 +
| '''[[Strontium|{{chem|Sr|2+}}]]''' || 0.000091
 +
|-
 +
| '''[[Fluoride|{{chem|F|-}}]]''' || 0.000068
 
|}
 
|}
 +
  
  

Revision as of 14:15, 12 July 2012

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See also: Instruments and sensors to measure environmental parameters

Introduction

Salinity Definition


Sensors

Salinity Scales


Refractometer

Conductivity meter

Total Molar Composition of Seawater (Salinity = 35)[1]
Component Concentration (mol/kg)
[[Water (molecule)|Template:Chem]] 53.6
[[Chloride|Template:Chem]] 0.546
[[Sodium|Template:Chem]] 0.469
[[Magnesium|Template:Chem]] 0.0528
[[sulfate|Template:Chem]] 0.0282
[[Calcium|Template:Chem]] 0.0103
[[Potassium|Template:Chem]] 0.0102
CT 0.00206
[[Bromide|Template:Chem]] 0.000844
BT 0.000416
[[Strontium|Template:Chem]] 0.000091
[[Fluoride|Template:Chem]] 0.000068


Calibration

Literature

... ...


External Links

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