Marine Depot is excited to announce we've teamed with Hanna Instruments and Reef2Reef to MAKE TESTING EASY!

1 winner will be randomly selected on April 6 to receive a Reef Professional Kit and Digital Seawater Refractometer — a $410 value!

It's super-duper easy to enter and YOU CAN ENTER UP TO 3 TIMES!

  1. Like Hanna on Facebook ENTRY #1
  2. Follow Hanna on Instagram ENTRY #2
  3. Subscribe to Hanna's Newsletter ENTRY #3
After you've entered at least once, come back to this thread and leave a comment to share what problem(s) you hope to fix in your tank by testing your water more frequently and accurately.

If you already own digital testing equipment from Hanna and just want MORE ... then leave a comment to share how you've used your water test results to improve the health of your tank and its inhabitants!



About The Prizes

Reef Professional Kit – Hanna Instruments (HIREEF) - Coming Soon to Marine Depot!

Monitor the health of your saltwater reef aquarium with the Reef Professional Kit for Alkalinity (dKH), Calcium, Phosphorus (ULR phosphate), and pH. Water quality is the most important aspect of a healthy reef aquarium. Remove subjective results and guesswork by confidently testing with Hanna Instruments. Bridge the gap between simple chemical test kits and expensive instrumentation with this convenient, professional kit. Includes:
  • Hanna Marine Alkalinity (dKH) Checker HC - HI772
  • Hanna Marine Calcium Checker HC - HI758
  • Hanna Saltwater Aqurium Ultra Low Range Phosphorous Checker HC - HI736
  • pHep® Waterproof Pocket pH Tester with 0.1 Resolution - HI98107
  • Deionized Water - HI70436m
  • Electrode Storage Solution - HI70300M
  • pH Calibration Buffer Solutions - HI770710P
  • Replacement reagents for Phosphorus Ultra Low Range Checker® HC - HI736-25

Digital Refractometer for Seawater Analysis – Hanna Instruments (HI96822)

A rugged, portable digital refractometer designed for the measurement of salinity of natural or artificial seawater. The HI96822 displays results in three popular measurement units: Practical Salinity Units (PSU), salinity in parts per thousands (ppt) and specific gravity (S.G. (20/20)). The instrument’s high accuracy and simple operation gives reliable results each and every time. All readings are automatically compensated for temperature variations and displayed within a 1.5 second response time. The sealed flint glass prism and stainless steel well are easy to clean. Just wipe with a soft cloth in preparation for the next sample.


Contest Fine Print

There is no purchase necessary to enter or win. Open to US residents 18 years or older. One (1) winner will be contacted April 6 by private message on Reef2Reef.com and provided instructions on how to claim their prize. Void where prohibited or restricted by law. Questions? Contact Us.