high precision hydrometer for seawater 44.95 €* |
height: 36 cm, made from plastic 24.95 €* |
height: 36 cm, plastic, with Hydrometer 69.95 €* |
Hydrometer for sea water aquaria 8.85 €* |
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highly precise hydrometer 36.95 €* |
hydrometer cylinder with overflow 23.95 €* |
for determining the salt concentration 48.85 €* |
for calibration of refractometers 6.85 €* |
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for determination of salt content 7.29 €* |
Precision +/- 0,0005, incl.test vial 27.95 €* |