Difference between revisions of "Specifications of Ion Selective Electrodes"

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{| class="wikitable sortable"
 
{| class="wikitable sortable"
! scope="col" | Ion || scope="col" | Slope_mVdec || scope="col" | Lineal_range || scope="col" | pH || scope="col" | Response_Time || scope="col" | Working_Temperature_C || scope="col" | Interferences_log_Kij
+
! scope="col" | Ion || scope="col" | Slope (mVdec) || scope="col" | Lineal_range || scope="col" | pH || scope="col" | Response_Time || scope="col" | Working_Temperature_C || scope="col" | Interferences_log_Kij
 
|-
 
|-
 
| Ammonium || 54±5 || 0,09 to 9000 mg/L || 4 to 8.5 || < 1 min || 5 to 50 || K (-0,8); Na (-2,7)
 
| Ammonium || 54±5 || 0,09 to 9000 mg/L || 4 to 8.5 || < 1 min || 5 to 50 || K (-0,8); Na (-2,7)

Revision as of 17:58, 27 November 2018

Ion Slope (mVdec) Lineal_range pH Response_Time Working_Temperature_C Interferences_log_Kij
Ammonium 54±5 0,09 to 9000 mg/L 4 to 8.5 < 1 min 5 to 50 K (-0,8); Na (-2,7)
NH4+ 5e-6 to 0.5 mol/L Mg (-3,2); Ca (-4)
Bromide -54±5 0,4 to 8000 mg/L 1 to 12 < 1 min 5 to 50 Error presence Ag, S, I or CN
Br- 5e-6 to 0,1 mol/L Cl (-2,7); OH (-4,5)
Calcium 24±5 0,4 to 4000 mg/L 3.5 to 8 < 1 min 5 to 50 NH4 (-3); K (-3,6)
Ca2+ 1e-5 to 0,1 mol/L Na (-3,7)
Cyanide -54±5 0,1 to 250 mg/L 11 to 14 < 1 min 5 to 50 Error in presence of Ag or S
CN- 4e-6 to 0,01 mol/L same selectivity for I-
Chloride -54±5 1,5 to 35000 mg/L 2 to 12 < 1 min 5 to 50 Error presence of Ag or S
CI- 4e-5 to 1 mol/L Irreversible damage to membrane
Copper 24±5 0,06 to 3200 mg/L 2 to 7 < 1 min 5 to 50 Error in presence of Ag, Cl or S
Cu2+ 1e-6 to 0,05 mol/L Alterations presence or I
Fluoride -54±5 0,1 to 1900 mg/L 4 to 8 < 1 min 5 to 50 OH (-1)
F- 5e-6 to 0,1 mol/L Maintain pH < 8
Iodide -54±5 0,1 to 12000 mg/L 2 to 12 < 1 min 5 to 50 Error in presence of Ag or S
I- 1e-6 to 0,1 mol/L Br (-3,4); Cl (-6)
Lithium 54±5 0,1 to 5000 mg/L 2 to 12 < 1 min 5 to 50 Na (-2,3); K (-2,4)
Li+ 1e-5 to 0,7 mol/L H (-3)
Magnessium 24±5 2,4 to 2400 mg/L 3 to 8.5 < 1 min 5 to 50 Ca (-1); K (-3,6)
Mg2+ 1e-4 to 0,1 mol/L Na (-3,9)
Nitrate -54±5 0,6 to 31000 mg/L 2 to 11 < 1 min 5 to 50 Br (-1,2); NO2 (-1,7)
NO3- 1e-5 to 0,5 mol/L OH (-1,8); AcO (-2,2)
Nitrite -54±5 2,5 to 1000 mg/L 4 to 8 < 1 min 5 to 50 SCN (-0,2); I (-2,2)
NO2- 5,4e-5 to 0,02 mol/L ClO4 (-2,4); Br (-3,3)
Perchlorate -54±5 1 to 10000 mg/L 1 to 11 < 1 min 5 to 50 SCN (-1,7); NO3 (-1,7)
ClO4- 1e-5 to 0,1 mol/L I (-1,7)
Silver 56±5 0,1 to 10000 mg/L 1 to 9 < 1 min 5 to 50 Error in presence of S or Hg
Ag+ 1e-6 to 0,1 mol/L
Potassium 54±5 0,4 to 3900 mg/L 1 to 9 < 1 min 5 to 50 NH4 (-2,1); Ca (-3,9)
K+ 1e-5 to 0,1 mol/L Li (-4,3); Na (-4,6)
Sodium -27±5 0,1 to 3200 mg/L 1 to 9 < 1 min 5 to 50 K (-2,5); Ca (-3)
Na+ 3e-6 to 0,1 molL Li (-3,2)
Sulfide -54±5 0,4 to 8000 mg/L 12 to 14 < 1 min 5 to 50 Error in presence of Ag or Hg
S2- 5e-6 to 0,1 mol/L