| ISFET pH probe | ConeFET | CupFET | LanceFET | MicroFET |
| Product order code | 3380-100 | 3320-100 | 2370-100 | 9370-100 |
| General description |  Robust general purpose probe |  Probe for measurements of small volumes (~20 μ) |  Steel tipped probe for easy penetration of firm samples (e.g. meat, fruits, ground). |  Laboratory probe of 3 mm diameter that fits tubes and mini-cuvettes |
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| General fluids (low viscosity) | ✔ | ✔ | ✔ | ✔ |
| Semi fluids (low to medium viscosity) | ✔ | ✔ | ✔ | |
| Pastes and semi solids (medium to high viscosity) | ✔ | ✔ | ||
| Piercing applications (normal to medium force penetration) | ✔ | |||
| General beakers and containers | ✔ | ✔ | ✔ | ✔ |
| Small sample volumes (one drop ~20 μ) | ✔ | ✔ | ||
| Narrow vials / test tubes (as small as Ø 3mm) | ✔ |
