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Digital Salinity Tester for Salt Water - Aquarium Salinity Meter with ATC, IP67 Waterproof, 0-200 PPT Large Range Multi-Parameter Tester for Seawater, Fish Tank, Hydroponics
$32.62 – $40.83
[Large Salinity Range] Ciztada salinity tester has 2 measurement modes, scale range: 0~9999 ppm/10.0~200 ppt and 0.00-25.00%, which is 2 times than the salinity refractometer [Automatic Temperature Compensation] Notice: We...
Salinity Tester, Sea Specific Gravity Test for Fish Tank Pond Water Saltwater Freshwater, Accurate Automatic Hydrometer
$21.04
Safe Material:Made of plastic,aquarium clear Automatic Accurate Readable SaltWater Hydrometer. Durable Clear Acrylic:Accurate, durable, and easy to read your marine aquarium's salt level and specific gravity,Small and waterproof.if the specific...
Glass Aquarium Hydrometer with Built-In Thermometer Marine Floating Salt Water Salinity Tester Range 1.000-1.060 7.87In, 20Cm
$15.75
¡ï For Salt Water / Marine Aquariums. ¡ï Easy to use. ¡ï Measure both Temperature and Specific Gravity of the water. ¡ï Green indicators are for ideal range of water...
Aquariums Salinity Refractometer for Seawater Marine Fish-Keeping, Dual Scales Specific Gravity Salinity Meter Hydrometer 0-100Ppt & 1.000-1.070, Saltwater Tester with ATC Function
$29.88
Measures on 2 Scales: Aquariums refractometer features Specific Gravity (D 20/20) 1.000-1.070sg and parts per thousand 0-100PPT (1‰=1ppt=1000ppm) Seawater refractometer measures saltwater or salinity of water, ideal for aquarium, marine...