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| Main -> Measuring systems -> Electrochemistry -> pH electrodes, buffer solutions, accessories |
| Laboratory Electrodes, SI Analytics |
Laboratory electrodes
| Article | Order No. | |
| (1) | SI Analytics BlueLine 11 pH | 61 27 29114 | |
| pH combination electrode with glass stem and robust conical membrane, reference system: silver/silver chloride, with plug head (please order matching connection cable L1A or L1BNC separately).
Applications: for universal applications. |
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-5 to 100°C: | 0 to 14pH |
Temperature sensor: | no |
Length/Ø: | 120 mm/12 mm |
Electrolyte: | liquid, KCI 3 mol/l |
Diaphragm: | platinum |
Membrane resistance at 25°C: | 300 M Ω |
Refilling opening closed by: | sliding plug |
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| Article | Order No. | |
| (2) | SI Analytics BlueLine 13 pH for low-ion media | 61 27 29139 | |
| pH combination electrode with glass stem, reference system: silver/silver chloride, with plug head (please order matching connection cable L1A or L1BNC separately).
Applications: for superior measurement conditions, e.g. low-ion media or emulsions. |
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-5 to 100°C: | 0 to 14 pH |
Temperature sensor: | no |
Length/Ø: | 170 mm/12 mm |
Electrolyte: | liquid, KCI 3 mol/l |
Diaphragm: | ground |
Membrane resistance at 25°C: | 400 M Ω |
Refilling opening closed by: | sliding plug |
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| Article | Order No. | |
| (3) | SI Analytics BlueLine 14 pH with temperature probe NTC | 61 27 29147 | |
| pH combination electrode with glass stem and robust conical membrane, reference system: silver/silver chloride, with fixed cable 1 m, Ø=5 mm, DIN plug and 4 mm banana plug
Applications: for universal applications. |
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-5 to 100°C: | 0 to 14 pH |
Temperature sensor: | NTC 30 kΩ |
Length/Ø: | 120 mm/12 mm |
Electrolyte: | liquid, KCI 3 mol/l |
Diaphragm: | platinum |
Membrane resistance at 25°C: | 300 M Ω |
Refilling opening closed by: | sliding plug |
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| Article | Order No. | |
| (4) | SI Analytics BlueLine 16 pH Micro | 61 27 29163 | |
| Micro pH combination electrode with glass stem, reference system: silver/silver chloride, with plug head (please order matching connection cable L1A or L1BNC separately).
Applications: for universal applications, especially for small sample volumes. |
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-5 to 100°C: | 0 to 14 pH |
Temperature sensor: | no |
Length/Ø: | 40/80 mm//12/5 mm |
Electrolyte: | liquid, KCI 3 mol/l |
Diaphragm: | platinum |
Membrane resistance at 25°C: | 450 M Ω |
Refilling opening closed by: | sliding plug |
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| Article | Order No. | |
| (5) | SI Analytics BlueLine 21 pH Insertion | 61 27 29217 | |
| pH combination electrode with glass stem and robust spear membrane, reference system: silver/silver chloride (please order matching connection cable L1A or L1BNC separately).
Applications: for penetration measurements in semi-hard media. |
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-5 to 80°C: | 2 to 13 pH |
Temperature sensor: | no |
Length/Ø: | 65/25 mm//12/5 mm |
Electrolyte: | Referid® |
Diaphragm: | double hole |
Membrane resistance at 25°C: | 400 M Ω |
Refilling opening closed by: | no refilling opening |
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Laboratory electrodes
| Article | Order No. | |
| (6) | SI Analytics BlueLine 22 pH with plastic shaft | 61 27 29225 | |
| pH combination electrode with plastic stem, reference system: silver/silver chloride and plug head (please order matching connection cable L1A or L1BNC separately).
Applications: for universal applications. |
|
-5 to 80°C: | 0 to 14 pH |
Temperature probe: | no |
Length/dia.: | 120 mm/12 mm |
Electrolyte: | gel, KCI saturated |
Diaphragm: | fibre |
Membrane resistance at 25°C: | 400 M Ω |
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| Article | Order No. | |
| SI Analytics BlueLine 24 pH with fixed cable and temperature probe NTC | 61 27 29241 | |
| pH combination electrode with plastic stem, reference system: silver/silver chloride and fixed cable, 1m, Ø=5 mm, DIN-plug and 4 mm banana plug.
Applications: for universal applications. |
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-5 to 80°C: | 0 to 14 pH |
Temperature probe: | NTC 30 kΩ |
Length/dia.: | 120 mm/12 mm |
Electrolyte: | gel, KCI saturated |
Diaphragm: | fibre |
Membrane resistance at 25°C: | 400 M Ω |
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| Article | Order No. | |
| (7) | SI Analytics BlueLine 27 pH | 61 27 29274 | |
| pH combination electrode with glass stem and flat membrane, reference system: silver/silver chloride, with plug head (please order matching connection cable L1A or L1BNC separately).
Applications: for measurements on surfaces. |
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-5 to 50°C: | 2 to 13 pH |
Temperature probe: | no |
Length/dia.: | 120 mm/12 mm |
Electrolyte: | Referid®, KCI saturated |
Diaphragm: | annular gap |
Membrane resistance at 25°C: | 400 M Ω |
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| Article | Order No. | |
| (8) | SI Analytics BlueLine 31 RX | 61 27 29311 | |
| Redox combination electrode with glass stem, reference system: silver/silver chloride, with plug head (please order matching connection cable L1A or L1BNC separately).
Applications: for universal applications. |
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-5 to 100°C | |
Sensor: | Pt disk |
Temperature probe: | no |
Length/dia.: | 120 mm/12 mm |
Electrolyte: | liquid, KCI 3 mol/l |
Diaphragm: | ceramic |
Refilling opening closed by: | sliding plug |
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Accessories
Electrolyte solutions, test solutions
For topping up or replacing the reference electrolyte. Packed in 250 ml DURAN® bottles. Redox test solutions available on request.
Buffer solutions
Sterilized with hot steam. With individual batch number. No conserving additives.
Buffer solution set
Calibration set for pH measurements. The set contains 20 ampoules à 20 ml volume (≙ 17 ml content) with pH 4.00, 7.00 and 10.01 (at 25°C).
Socket cable combinations L1 A und L1BNC
For BlueLine pH electrodes. Acc. to DIN 19262. 1 m long, 3 mm in diameter.
| Article | Order No. | |
| Cable combination L1A: plug head - DIN | 61 27 22653 | |
| Cable combination L1BNC: plug head - BNC | 10 27 12661 | |
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