GroTech hydrometer 260 mm
The GroTech Aräometer 260mm is an indispensable instrument for every marine aquarist striving for a healthy and stable marine aquarium. With this high-quality hydrometer, you can easily and reliably measure...
The GroTech Aräometer 260mm is an indispensable instrument for every marine aquarist striving for a healthy and stable marine aquarium. This high-quality hydrometer allows you to easily and accurately measure the specific gravity (density) of aquarium water. Correct salinity is crucial for the well-being of corals, fish, and invertebrates. Thanks to its 260mm length, this Aräometer offers excellent readability and stability during measurements. Made of durable glass, the instrument is suitable for both beginners and advanced hobbyists. With the GroTech Aräometer 260mm, you're assured of reliable measurements, so you always know whether your marine aquarium is functioning optimally.
Features
- Accurate measurement of specific gravity (1.000 - 1.030)
- Long 260mm version for stable and clear reading
- Suitable for saltwater aquariums
- Made of high-quality, transparent glass
- Easy to use and easy to clean
- Reliable results for optimal water quality
- Essential for successful marine life keeping
Usage
- Fill a tall, narrow cylinder with aquarium water
- Carefully place the hydrometer in the water and let it float freely
- Read the specific gravity at eye level where the water touches the instrument
- Clean the aräometer after use with clean (osmosis) water.
- Preferably perform the measurement at 25°C for the most accurate result
Technical data
| Specification | Value |
|---|---|
| Length | 260 mm |
| Measuring range | 1,000 - 1,030 SG |
| Material | Glass |
| Application | Saltwater aquarium |
| Readability | Scale division per 0.001 |
| Ideal measuring temperature | 25°C |

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Brand
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Grotech
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Stock status of products
Product is in stock
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You must place the order online and choose pick up. Your order will then be prepared for you. As soon as it is ready to be picked up, you will receive a notification by e-mail and/or SMS.A pick-up order placed before 14:00 is usually ready to be picked up the same day.
Shipping costs to other EU countries
| Country | Parcel | Pallet small | Pallet big | Livestock | Free shipping | ||
|---|---|---|---|---|---|---|---|
| 0-10 kg | 10-20 kg | 20-30 kg | Max. 250 kg | Max. 500 kg | Max. 30 kg | ||
| Afghanistan | € 129.95 | € 229.95 | € 329.95 | On request | On request | Not possible | € 2000.00 |
| Albania | € 49.95 | € 79.95 | € 119.95 | On request | On request | Not possible | € 1000.00 |
| Algeria | € 109.00 | € 139.00 | € 219.00 | On request | On request | Not possible | € 1500.00 |
| Andorra | € 49.00 | € 99.00 | € 149.00 | On request | On request | Not possible | € 2000.00 |
| Angola | € 109.00 | € 149.00 | € 199.00 | On request | On request | Not possible | € 2000.00 |
| Anguilla | € 139.00 | € 139.00 | € 139.00 | On request | On request | Not possible | € 2000.00 |
| Argentina | € 69.00 | € 149.00 | € 199.00 | On request | On request | Not possible | € 10000.00 |
| Armenia | € 69.00 | € 149.00 | € 249.00 | On request | On request | Not possible | € 10000.00 |
| Aruba | € 59.99 | € 149.00 | € 249.00 | On request | On request | Not possible | € 10000.00 |
| Australia | € 129.95 | € 179.95 | € 269.95 | € 499.00 | € 999.00 | Not possible | € 10000.00 |
| Austria | € 9.95 | € 12.95 | € 18.95 | On request | On request | € 37.49 | € 500.00 |
| Azerbaijan | € 129.00 | € 229.00 | € 329.00 | On request | On request | Not possible | € 10000.00 |
| Bahrain | € 79.00 | € 109.00 | € 169.00 | On request | On request | Not possible | € 10000.00 |
| Bangladesh | € 76.00 | € 149.00 | € 249.00 | On request | On request | Not possible | € 10000.00 |
| Belarus | € 195.00 | € 295.00 | € 395.00 | On request | On request | Not possible | € 10000.00 |
| Belgie | € 7.95 | € 7.95 | € 7.95 | € 50.00 | € 75.00 | € 10.00 | € 50.00 |
| Brazil | € 149.95 | € 189.95 | € 289.95 | On request | On request | Not possible | € 10000.00 |
| Bulgaria | € 18.95 | € 19.95 | € 31.95 | On request | On request | € 59.99 | € 1000.00 |
| Canada | € 89.95 | € 109.95 | € 169.95 | On request | On request | Not possible | € 10000.00 |
| Chile | € 231.99 | € 331.99 | € 431.99 | On request | On request | Not possible | € 10000.00 |
| China | € 49.95 | € 119.95 | € 169.95 | On request | On request | Not possible | € 5000.00 |
| Costa Rica | € 69.95 | € 169.95 | € 269.95 | On request | On request | Not possible | € 10000.00 |
| Croatia | € 14.95 | € 17.95 | € 24.95 | On request | On request | € 59.00 | € 500.00 |
| Cyprus | € 69.00 | € 99.00 | € 179.00 | On request | On request | € 59.99 | € 5000.00 |
| Czech Republic | € 9.95 | € 10.95 | € 14.95 | On request | On request | € 59.00 | € 750.00 |
| Denmark | € 14.95 | € 15.95 | € 23.95 | On request | On request | € 59.00 | € 750.00 |
| England | € 25.00 | € 35.00 | € 60.00 | On request | On request | Not possible | € 1000.00 |
| Estonia | € 14.95 | € 17.95 | € 24.95 | On request | On request | € 59.99 | € 750.00 |
| Fiji | € 125.00 | € 225.00 | € 325.00 | On request | On request | Not possible | € 10000.00 |
| Finland | € 24.95 | € 25.95 | € 39.95 | On request | On request | € 59.99 | € 1000.00 |
| France | € 9.95 | € 12.95 | € 17.95 | On request | On request | € 34.99 | € 500.00 |
| Germany | € 8.95 | € 9.95 | € 13.95 | On request | On request | € 32.99 | € 250.00 |
| Gibraltar | € 49.95 | € 69.95 | € 109.95 | On request | On request | Not possible | € 10000.00 |
| Greece | € 19.95 | € 22.95 | € 34.95 | On request | On request | € 59.99 | € 750.00 |
| Hong Kong | € 79.95 | € 99.95 | € 159.95 | On request | € 89.00 | Not possible | € 10000.00 |
| Hungary | € 9.95 | € 11.95 | € 17.95 | On request | On request | € 59.99 | € 500.00 |
| Iceland | € 69.95 | € 79.95 | € 119.95 | On request | On request | Not possible | € 10000.00 |
| India | € 79.95 | € 99.95 | € 149.95 | On request | On request | Not possible | € 10000.00 |
| Indonesia | € 79.95 | € 99.95 | € 159.95 | On request | On request | Not possible | € 10000.00 |
| Ireland | € 12.95 | € 13.95 | € 19.95 | On request | On request | € 59.00 | € 750.00 |
| Israel | € 89.95 | € 109.95 | € 169.95 | On request | On request | Not possible | € 10000.00 |
| Italy | € 12.95 | € 13.95 | € 19.99 | On request | On request | € 49.99 | € 750.00 |
| Japan | € 89.95 | € 119.95 | € 189.95 | On request | On request | Not possible | € 10000.00 |
| Jordan | € 59.00 | € 159.00 | € 259.00 | On request | On request | Not possible | € 10000.00 |
| Kosovo | € 149.00 | € 249.00 | € 349.00 | On request | On request | Not possible | € 10000.00 |
| Kuwait | € 79.95 | € 119.95 | € 169.95 | On request | On request | Not possible | € 10000.00 |
| Latvia | € 12.99 | € 15.99 | € 19.99 | On request | On request | € 59.00 | € 10000.00 |
| Lebanon | € 99.00 | € 199.00 | € 299.00 | On request | On request | Not possible | € 10000.00 |
| Liechtenstein | € 39.95 | € 39.95 | € 59.95 | On request | On request | Not possible | € 10000.00 |
| Lithuania | € 11.95 | € 14.95 | € 17.95 | On request | On request | € 59.99 | € 750.00 |
| Luxembourg | € 8.95 | € 9.95 | € 14.95 | On request | € 149.99 | € 49.00 | € 500.00 |
| Malaysia | € 79.95 | € 99.95 | € 159.95 | On request | On request | Not possible | € 10000.00 |
| Malta | € 69.95 | € 79.95 | € 89.95 | On request | On request | € 79.00 | € 1500.00 |
| Mauritania | € 99.00 | € 199.00 | € 299.00 | On request | On request | Not possible | € 10000.00 |
| Mauritius | € 79.00 | € 179.00 | € 279.00 | On request | On request | Not possible | € 10000.00 |
| Mexico | € 89.95 | € 129.95 | € 189.95 | On request | On request | Not possible | € 10000.00 |
| Moldova | € 79.00 | € 179.00 | € 279.00 | On request | On request | Not possible | € 10000.00 |
| Monaco | € 19.95 | € 24.95 | € 49.95 | On request | On request | € null | € 10000.00 |
| Montenegro | € 79.00 | € 179.00 | € 279.00 | On request | On request | Not possible | € 10000.00 |
| Morocco | € 199.00 | € 199.00 | € 199.00 | On request | On request | Not possible | € 10000.00 |
| Nederland | € 6.99 | € 6.99 | € 6.99 | € 40.00 | € 60.00 | € 7.99 | € 50.00 |
| New Zealand | € 139.95 | € 179.95 | € 259.95 | On request | On request | Not possible | € 10000.00 |
| North Korea | € 189.00 | € 289.00 | € 389.00 | On request | On request | Not possible | € 10000.00 |
| North Macedonia | € 49.00 | € 149.00 | € 249.00 | On request | On request | Not possible | € 10000.00 |
| Norway | € 29.95 | € 34.95 | € 49.95 | On request | € 19.00 | Not possible | € 10000.00 |
| Philippines | € 69.00 | € 169.00 | € 269.00 | On request | On request | Not possible | € 10000.00 |
| Poland | € 8.99 | € 8.99 | € 14.99 | On request | On request | € 59.00 | € 500.00 |
| Portugal | € 11.95 | € 14.95 | € 19.95 | € 149.99 | € 299.99 | € 54.99 | € 750.00 |
| Qatar | € 89.95 | € 119.95 | € 179.95 | On request | On request | Not possible | € 10000.00 |
| Romania | € 18.95 | € 24.95 | € 34.95 | On request | On request | € 59.00 | € 850.00 |
| Russia | € 149.99 | € 249.0§ | € 349.00 | On request | On request | Not possible | € 10000.00 |
| San Marino | € 79.95 | € 79.95 | € 139.95 | On request | On request | Not possible | € 10000.00 |
| Saudi Arabia | € 89.95 | € 139.95 | € 209.95 | On request | On request | Not possible | € 10000.00 |
| Serbia | € 49.95 | € 59.95 | € 79.95 | On request | On request | Not possible | € 10000.00 |
| Seychelles | € 169.95 | € 229.95 | € 329.95 | € null | On request | Not possible | € 10000.00 |
| Singapore | € 79.00 | € 79.00 | € 129.00 | On request | € 14.99 | Not possible | € 10000.00 |
| Slovakia | € 9.95 | € 12.95 | € 17.95 | On request | On request | € 59.99 | € 750.00 |
| Slovenia | € 24.95 | € 24.95 | € 29.95 | On request | On request | € 59.99 | € 750.00 |
| South Africa | € 109.95 | € 149.95 | € 219.95 | On request | On request | Not possible | € 10000.00 |
| South Korea | € 79.95 | € 99.95 | € 159.95 | On request | On request | Not possible | € 10000.00 |
| Spain | € 14.95 | € 17.95 | € 19.95 | On request | On request | € 59.00 | € 750.00 |
| Sri Lanka | € 79.00 | € 179.00 | € 279.00 | € null | On request | Not possible | € 10000.00 |
| Sweden | € 18.99 | € 19.99 | € 29.99 | On request | On request | € 59.99 | € 750.00 |
| Switzerland | € 34.95 | € 39.95 | € 69.95 | On request | On request | Not possible | € 1500.00 |
| Thailand | € 79.95 | € 104.95 | € 159.95 | On request | On request | Not possible | € 10000.00 |
| Turkey | € 79.95 | € 89.95 | € 149.95 | On request | On request | Not possible | € 10000.00 |
| Uganda | € 169.95 | € 229.95 | € 329.95 | On request | On request | Not possible | € 10000.00 |
| Ukraine | € 49.95 | € 59.95 | € 89.95 | On request | € 9.99 | Not possible | € 10000.00 |
| United Arab Emirates | € 79.00 | € 109.00 | € 179.00 | On request | On request | Not possible | € 10000.00 |
| United Kingdom | € 25.00 | € 35.00 | € 60.00 | On request | On request | Not possible | € 1000.00 |
| United States | € 79.00 | € 129.00 | € 199.00 | On request | On request | Not possible | € 5000.00 |
| Uzbekistan | € 109.00 | € 139.00 | € 219.00 | On request | On request | Not possible | € 20000.00 |
| Vietnam | € 79.00 | € 109.00 | € 179.99 | On request | On request | Not possible | € 20000.00 |
Shipment
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Above € 50,- free delivery in NL & BEFree delivery in NL & BEIn stock Ordered before 16:00, shipped today *No stock Notify me when this product is in stockThere is a minimum of 24 hours between the time of ordering and shipping due to the extra care for correct packaging and shipping. For corals additional packaging and shipping charges apply.
The GroTech Aräometer 260mm is an indispensable instrument for every marine aquarist striving for a healthy and stable marine aquarium. With this high-quality hydrometer, you can easily and reliably measure...
Grotech
Ocean Store
Ocean Store is a modern webshop with a large selection of reef aquarium equipment, supplements and food for your (marine) aquarium. We excel in reachability, service and speed. Not only in delivery of your ordered goods, but also in the adequate answering of your (marine) aquarium related questions. We are happy to share our passion for reef aquariums with you!
Open: Available Monday / Friday 9:00-20:00
Phone: +31(0)78-6456669
€ 0.99 - € 2999.99
EUR
479190
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GroTech hydrometer 260 mm
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