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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18
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Description
Salinity Refractometer for Aquarium Fish, Salt Water Testing, Dual Scale Salinity Tester PPT& Specific Gravity Saline Seawater Refractometer Hydrometer with ATC, Made of Copper Not Cheap AluminumAbout This COPPER DURABLE: Made of Copper not cheap Aluminum, easy to clean and maintain. WIDE APPLICATIONS: Aquariums, Marine Monitoring, Agricultural, Fish Tank Saltwater Measuring, Gardening & Educational Purposes (Biology Projects) etc. Aquarium refractometer is ideal for replacement salinity hydrometers or expensive digital salinity tester. DUAL SCALES: Saltwater Refractometer measures on specific gravity (D20 20) 1. 000 1. 070 and parts per
About This
- COPPER DURABLE: Made of Copper not cheap Aluminum, easy to clean and maintain.
- WIDE APPLICATIONS: Aquariums, Marine Monitoring, Agricultural, Fish Tank Saltwater Measuring, Gardening & Educational Purposes (Biology Projects) etc. Aquarium refractometer is ideal for replacement salinity hydrometers or expensive digital salinity tester.
- DUAL SCALES: Saltwater Refractometer measures on specific gravity (D20/20) 1.000-1.070 and parts per thousand 0~100‰, you can get the result in two different units by one test.
- ATC: Aquarium hydrometer features Automatically Temperature Compensate function and always provide you accurate readings fast.
- EASY TO USE: Only 2-3 drops of sample solution after calibration on prism, towards light, then can read the result fast and accurately.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
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- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 2448 reviews
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Product Reviews
★★★★★ 5
Looking for answers to change your heart? This is it.
Format: Paperback
Wow, looking for some answers about how much God loves you? This is the book clearly explained in detail with real life examples. You are so important to God and you need to know about your identity and His. I highly recommend this book, you can read it over and over and see yourself in it time and time again. Thank you Arthur and Cathy
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Reviewed in the United States on February 10, 2015
★★★★★ 5
Yes! Yes! Yes! Go for it... A fabulously liberating read:)
Format: Paperback
Any of Arthur's materials will draw you closer to God with exceptionally rich communication of God's loving, kind, faithful nature. It's said in such a way that light bulbs go off like crazy!!
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Reviewed in the United States on February 20, 2015
★★★★★ 5
A great little book that I find myself reading over and ...
Format: Paperback
A great little book that I find myself reading over and over again. Arthur and Cathy share some awesome insights into this awesome Grace we have been given.
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Reviewed in the United States on November 23, 2014
★★★★★ 5
Greta buy for students
Format: Paperback, Format: Paperback
Love this book! I teach PN and I use this with my students during class! I promote them to use this! Had good rationals and all
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Reviewed in the United States on February 1, 2026
★★★★★ 5
Highly Recommend
Format: Paperback
This book helped me a lot during nursing school. It condensed the information and only highlighted the most important facts that you need to know. It was helpful in being a complementary resource for my notes and the YouTube videos I watched.
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Reviewed in the United States on January 4, 2026