0 ratings
Salinity Refractometer for Aquarium Seawater Marine Fishkeeping Salinity Tester 0-100PPT & 1.000-1.070 Salinity Hydrometer Slatwater Refractometer with Automatic Temperature Compensation (ATC)
The Hallocool Salinity Refractometer is the ideal tool for measuring saltwater, salinity of water or seawater in aquariums, marine monitoring, fish-keeping, and saltwater pools.
Salinity Refractometer for Aquarium Seawater Marine Fishkeeping Salinity Tester 0-100PPT & 1.000-1.070 Salinity Hydrometer Slatwater Refractometer with Automatic Temperature Compensation (ATC)
Item #: 37681831

Salinity Refractometer for Aquarium Seawater Marine Fishkeeping Salinity Tester 0-100PPT & 1.000-1.070 Salinity Hydrometer Slatwater Refractometer

Item #: 37681831

GBP 21

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Thursday, September 10
Our Top Logistics Partners
  • fedex
  • dhl
The Hallocool Salinity Refractometer is the ideal tool for measuring saltwater, salinity of water or seawater in aquariums, marine monitoring, fish-keeping, and saltwater pools.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Precision
Accurate salinity measurement from 0-100 PPT for optimal marine health, ensuring your seawater aquarium maintains ideal conditions for fishkeeping.
Automatic Temperature Compensation
The integrated ATC adjusts readings for temperature fluctuations, guaranteeing reliable and consistent salinity results in varying aquatic environments.
Durable Design
Built with robust materials, this refractometer is designed for longevity and frequent use, making it an essential tool for passionate marine hobbyists.

Product Details

Buy Hallocool Aquarium Salinity Refractometer from Ubuy Guernsey. Measure salinity in saltwater or seawater. Dual scale tester. Fast and accurate results. Shop now!
Item Weight9.2 ounces (260.82 grams)
ManufacturerHallocool
Date First AvailableJanuary 20, 2021
Item Package Dimensions L x W x H8.07 x 3.31 x 2.13 inches (20.5 x 8.4 x 5.4 cm)
Brand NameHallocool
Target Audience KeywordFish, marine fish-keeping aquairum saltwater testing

Who Should Buy?

Suitable For
  • Aquarium Hobbyists

    Ideal for aquarium enthusiasts to monitor salinity levels for healthy marine life and optimal water conditions.

  • Marine Biologists

    Useful for professionals needing precise salinity measurements for research and ensuring species habitat requirements.

  • Aquaculture Farmers

    Beneficial for farmers managing saltwater species, ensuring ideal salinity for growth and productivity in aquaculture systems.

Not Suitable For
  • Freshwater Keepers

    Not suitable for freshwater aquariums, as it is designed specifically for saltwater environments and measurements.

Product Description

Salinity Refractometer for Aquarium Seawater Marine Fishkeeping Salinity Tester 0-100PPT & 1.000-1.070 Salinity Hydrometer Slatwater Refractometer with Automatic Temperature Compensation (ATC)

About This Item

Introducing the ATC Dual Scale Sea Water Meter, the perfect tool for measuring the specific gravity of sea water and replacing traditional moisture meters in saline solutions. This meter features dual scales of 0-100 PPT and 1.000-1.070 specific gravity, making it ideal for marine aquariums, metalworking, and other marine-related applications. The ATC Dual Scale Sea Water Meter is designed to provide accurate and reliable measurements, making it a must-have for marine enthusiasts, professionals, and hobbyists alike. With its automatic temperature compensation (ATC) feature, this meter ensures precise readings even in fluctuating temperatures, delivering peace of mind and accurate results every time. This salinity reaction gauge is engineered for ease of use, durability, and exceptional performance.

Whether you're testing the salinity of sea water, monitoring your marine aquarium, or conducting metal finishing processes, this dual scale ATC meter is the ultimate solution. Don't settle for subpar measurement tools; invest in the ATC Dual Scale Sea Water Meter and experience the difference. Purchase yours today and take the guesswork out of sea water measurement.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is a salinity refractometer and how does it work?

    Answer: A salinity refractometer is a precision instrument used to measure the concentration of salt in seawater. It works by measuring the refraction of light passing through a liquid sample. As the salinity increases, the light bends differently, allowing you to read the salinity level on a scale. This tool is essential for marine fishkeepers to monitor water conditions accurately, helping maintain a healthy environment for aquatic life.
  • Question: What salinity range does this refractometer measure?

    Answer: This salinity refractometer measures a range of 0-100 PPT (parts per thousand) and specific gravity from 1.000 to 1.070. This extensive range makes it suitable for various marine applications, including aquariums and natural sea environments. Accurate readings are crucial for adjusting salinity levels and ensuring the well-being of marine species.
  • Question: Why is monitoring salinity important in marine aquariums?

    Answer: Monitoring salinity is vital for the health of marine fish and invertebrates. Different species thrive within specific salinity ranges, and fluctuations can lead to stress or disease. Accurate measurements using a refractometer ensure you maintain optimal conditions, such as for reef tanks and fish compatibility, ultimately contributing to a flourishing aquatic ecosystem.
  • Question: How do you calibrate a salinity refractometer?

    Answer: To calibrate a salinity refractometer, use distilled water as a reference point. Place a few drops of distilled water on the prism, close the cover, and look through the eyepiece. Adjust the calibration screw until the displayed scale reads zero. Frequent calibration helps maintain accuracy, particularly if you switch between different salinity levels or brands of sea salt.
  • Question: Can the salinity refractometer be used for other liquids?

    Answer: While primarily designed for seawater, this refractometer can measure other liquids like brines and some aquarium additives. However, results may vary depending on the liquid's properties and refractive index. It's best suited for marine aquariums, where precise salinity is vital for fish and invertebrates, ensuring a safe environment for all marine life.
  • Question: What are the main features of this salinity refractometer?

    Answer: Key features include a wide measurement range (0-100 PPT), a durable construction suitable for frequent use, and an easy-to-read eyepiece for accurate readings. The non-slip grip also ensures secure handling during measurements. These features combine to provide a user-friendly experience for both novice and experienced marine aquarists alike.
  • Question: Is a salinity refractometer better than a hydrometer?

    Answer: Yes, a salinity refractometer is generally more accurate and reliable than a hydrometer. Hydrometers can be affected by temperature variations and may provide misleading readings. A refractometer uses light refraction and offers precise measurements, making it a preferred choice for serious marine fishkeepers who need to maintain stringent water parameters.
  • Question: How do you clean and maintain a salinity refractometer?

    Answer: Cleaning your salinity refractometer is straightforward; rinse the prism and cover with distilled water after use and gently wipe with a soft cloth. Avoid using harsh chemicals, as they can damage the instrument. Regular maintenance ensures longevity and accurate performance, particularly in environments with high salt levels, common in marine aquariums.
  • Question: Can this refractometer be used for brackish water?

    Answer: Yes, this salinity refractometer can be used to measure salinity in brackish water. Brackish environments, which contain both fresh and saltwater, require careful salinity monitoring, and this tool provides accurate readings. This feature is particularly beneficial for aquarists who keep both marine and brackish species.
  • Question: Where can I buy a salinity refractometer in Guernsey?

    Answer: You can purchase a salinity refractometer for aquarium seawater at Ubuy. They offer a wide selection of this essential marine equipment, providing easy access for both beginner and experienced aquarists looking to maintain optimal salinity levels in their tanks.

Hallocool Aquarium Hydrometers Editorial Review

The Salinity Refractometer for Aquarium Marine Seawater Fishkeeping Saltwater Refractometer Dual Scale Specific Gravity Salinity Tester Hydrometer 0-100 PPT is a reliable and accurate tool for measuring the salinity of water. Ideal for aquariums and marine monitoring, this refractometer has received mostly positive reviews from customers who find it easy to use and accurate in its measurements. The device can be easily calibrated and it provides readings on a dual scale of specific gravity and salinity. While the product is not designed to measure temperature, it is effective in measuring the salinity of water, and can be used for saltwater pools. Some customers have reported that the device needs Constant calibration, while others have praised its accuracy and ease of use. Overall, the Salinity Refractometer is a reliable and affordable tool for measuring the salinity of water.

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • Affordable
  • Accurate readings
  • Easy to use
  • Dual scale for specific gravity and salinity
  • Ideal for aquariums and marine monitoring

Cons

  • Requires Constant calibration for some users

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9250 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.