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Deep Six Hydrometer
| The unique design of the Deep Six Hydrometer allows hobbyists to take water samples at six inches in depth without submerging their hands in the water, thus avoiding the possibility of contamination. Samples taken at six inches in depth have been... More>>> |
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Deltec Refractometer High Grade
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Deltec Refractometer High Grade
Almost all, if not all, of the refractometers currently available to the aquarium hobby are designed for measuring saltwater (sodium chloride or brine solution) and not true... More>>> |
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Hydrometer/thermometer
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Instant Ocean Hydrometer
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* Easy-to-use swing-arm style hydrometer for brackish and marine systems
* Precise full range salinity and specific gravity readings
* Large easy-to-read pointer and wide stabilizer base
Instant OceanInstant Ocean's durable,... More>>> |
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PINPOINT™ Salinity Calibration Fluid
| Salinity Calibration Fluid 53.0 µS standardized fluid for calibrating the PINPOINT Salinity Monitor™ |
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