Econix-Expert Ltd
Main Catalogue & Price Our Partners Galery Download

THE ELECTRODES FOR THE INSTRUMENTS OF "EXPERT-001" SERIES

Ion selective electrodes
The "ELIT" series

Notation Work rang of pX Electric resistance, not more than, Mohm Work rang of pH Work rang of tempera-ture, C Interfering ions
NO3- 5,2 - 1,0 10 2,0 - 9,0 5 - 45 Cl-, NO2-, CO32-
K+ 6,0 - 1,0 100 2,0 - 9,0 5 - 45 Na+, NH4+
Ca2+ 6,0 - 1,0 20 3,5 - 9,0 5 - 45 Ba2+, Zn2+, Mg2+
NH4+ 5,0 - 1,0 50 3,0 - 8,5 5 - 45 Na+, K+
NO2- 6,0 - 2,5 100 3,4 - 3,8 5 - 45 CN-, OH-
Ba2+* 5,2 -1,0 20 3,5 - 9,0 5 - 45 Na+, K+, Mg2+, NH4+, S2-
Ag+ 6,0 - 1,0 1 3,5 - 9,0 5 - 50 Hg2+
F- 6,0 - 1,0 1 4,0 - 7,0 5 - 50 Fe3+, Al3+
S2- 6,0 - 1,0 1 13,0 - 14,0 5 - 50 Hg2+
Cu2+ 6,0 - 1,0 1 3,0 - 7,0 5 - 50 Fe3+, Ag2+, Hg2+
Pb2+* 6,0 - 1,0 1 3,0 - 7,0 5 - 50 Cu2+, Cd2+, Ag2+, Hg2+
Cd2+ 6,0 - 1,0 1 3,0 - 7,0 5 - 50 Cu2+, Pb2+, Ag2+, Hg2+
Cl- 5,0 - 1,0 1 3,0 - 9,0 5 - 50 I-, Br-, S2-
Br- 5,3 - 1,0 1 3,0 - 9,0 5 - 50 I-, Cl-, S2
I- 6,0 - 1,0 1 3,0 - 9,0 5 - 50 Cl-, Br-, S2-
CN- 6,0 - 2,0 1 11,0 - 13,0 5 - 50 I-, Ag+, S2-
Ca+Mg 3,3 - 1,0 50 4,5 - 10,0 5 - 45 Zn2+, 2+, Sr2+
* Applied to measure the sufate ion

Halcogenic glass electrodes of the "XC" series

Notation Work rang ofconcentration, mole/l Detection limit,mg/l Work rang of pH Interfering ions
Ag+ from 10-7 to 1,0 0,010 from -1 to 7 Hg2+
Tl from 10-6 to 1,0 0,200 from 2 to 7 Ag2+, Hg2+
Cu2+ from 10-7 to 1,0 0,006 from 0 to 7 Ag2+, Hg2+
Pb2+ from 10-7 to 1,0 0,020 from 2 to 7 Ag2+, Hg2+
Cd2+ from 10-7 to 1,0 0,010 from 1 to 7 Ag2+, Hg2+
Hg2+ from 10-7 to 1,0 0,020 from 0 to 7 Ag2+
Fe3+ from 10-6 to 1,0 0,060 from -1 to 2,5 Ag2+, Hg2+
Cr6+ from 10-7 to 10-3 0,006 from 0 to 2 Ag2+, Hg2+

Combination ion selective electrodes of the "Ionix" series

Notation Work rang of concentration, mg/l
NO3- 62000-0,5
Ca2+ 40000 - 0,4
ClO4- 100000 - 0,1
BF4- 90000 - 1,0
K+ 39000 - 0,05
Na+ 23000 - 0,3
NH4+ 18000 - 10,0
PF6- 150000 - 0,1
Cl- 36000 - 1,5
AuCl4- 0,5 - 5 pAuCl4-

The pH electrodes

  • The laboratory solid-contact electrodes of the EST series
  • The laboratory solution-filled electrodes of the ES series
  • The laboratory combination glass electrodes of the ESK series (including ones with the built-in temperature sensor)
  • The laboratory combination glass semi-microelectrodes (d from 4, 5 to 8 mm)

THE MOST WIDELY USED MODELS OF pH-ELECTRODES

Notation Charachteristics
The laboratory combination glass pH-electrodes
ESK-10301 014 pH, 20100 C, pHi 6,7 or 4,0
ESK-10601 012 pH, 0100 C, pHi 6,7 or 4,0
The laboratory non-combination glass pH-electrodes
ES-10301 014 pH, 20100 C, pHi 4,25 or 7,0
ES-10601 012 pH, 0100 C, pHi 4,25 or 7,0
ES-43-07 012 pH, 040 C, pHi 7
ES-63-07 014 pH, 25100 C, pHi 7
ES-15-11 014 pH, 25100 C, pHi 4,25
ES-45-11
012 pH, 040 C, pHi 4,25
pH-electrodes for small volumes
ESK-10612 combination glass semi-microelectrodes (d 8 mm, L=70 mm), for volumes 0,2-0,5 ml, (0 12 pH, 0 100 0, pHi (isoelectric point) 4 or 6,7)
ESK-10312 -"- (0 14 , 20 100 0, pHi 4 or 6,7)
ESK-10613 combination glass semi-microelectrodes (d 8 mm, L=130 mm), elongated shape, for volumes 0,2-0,5 ml, (0 12 pH, 0100 C, pHi 4 or 6,7)
ESK-10313 -<<- (014 pH, 20100 C, pHi 4 or 6,7)
ESK-10614 combination glass semi-microelectrodes (d 6 mm, L=130 mm), elongated shape, for volumes (0,2-0,5 ml), (0 12 pH, 0100 C, pHi 4 or 6,7)
ESK-10314 -<<- (014 pH, 20100 0, pHi 4 or 6,7)

Besides that we supply different reference electrodes, redox-electrodes, temperature sensors.


© Econix-Expert Ltd, 2005

Last updated: 8:56 pm, 22 Apr 2007