Hydrometer 3 schalen
Glazen Testbuis 100 ml
Wijndief 50cm Fermtech
Westmark Insteek Thermometer
Thermometer Strip
Digitale Combo meter Thermo-Hygro
Exo Terra Digitale Thermometer
Thermometer (-10-110 oC) in plastic huls
Pocketweegschaal 0.1 gram nauwkeurig
Hydrometer