Marine Aquarium salts API, Interpet, Supa, redsea, TMC, Sera, Tetra and Underworld   Crystal Sea Marine Mix measure cup. £3.99 One level cupful of marine salt equal the right amount for 4 gallons of marine water @ 1.023 specific gravity     Tropic Marin Synthetic Sea Salt   "Marine fish and invertebrates are extremely sensitive to impurities and pollution and the most important factor in maintaining a thriving marine aquarium is the purity of the salt water used." Apart from being a favourite with millions of hobbyists around the world Tropic Marin® Synthetic Sea Salt is also the salt used in Tropical Marine Centre's hatchery where more than 100,000 healthy clownfish are successfully bred and raised each year. Tropic Marin® is also the preferred salt of many of the world's leading professional institutes, hatcheries and public aquariums including "The Deep" in Hull. • True to nature. • Contains all 70 trace elements found in natural sea water. • Manufactured from pure, pharmaceutical grade ingredients. • Nitrate and phosphate free. 4kg - £15.99 10kg - £39.99 25kg - £89.99   Treatment Guidelines Pack Size Quantity of Salt Water Produced 1.24kg box 37.5 litres 2kg box 60 litres 4kg box 120 litres 10kg box 300 litres 20kg bag 600 litres 25kg bucket 750 litres 40kg sack 1200 litres     Tetra Marine Sea Salt   Tetra Marine Sea Salt : Creates Perfect Marine Water A good quality salt is the key to success with marine aquariums. Tetra Marine Sea Salt is a high quality blend of salts, which replicates the natural conditions found on coral reefs. Suitable for both fish and corals, Tetra Marine SeaSalt is all you need to create and maintain perfect water. When regular partial water changes are conducted using Tetra Marine SeaSalt, there is usually no need to add supplements to the aquarium, making it easy to keep corals and other invertebrates healthy. Additionally, Tetra Marine SeaSalt contains no nitrate or phosphate, to help control algae growth and maintain coral health. Tetra Marine Salt is carefully formulated using the highest quality standards and years of research to create perfect water for the marine aquarium   Free from Nitrates and Phosphates   To achieve approx 1,024 SG use 1kg for every 25 litres of water   2kg - £8.99 4kg - £14.99 8kg - £26.99 20kg - £49.99   Redsea Coral Pro Salt   Specially formulated for the use with reverse osmosis water Red Sea is please to announce the addition of an innovative new salt formula designed to meet the needs of today`s advanced hobbyist. Coral Pro Salt has been specifically formulated for use with "mineral free" Reverse Osmosis, or soft tap water and contains the elevated levels of calcium and buffer capacity that provide the extended availability of these elements, essential for vibrant coral growth. Utilizing the same natural sea minerals used in Red Sea Salt the new Coral Pro Salt will enable all reverse osmosis users and reef enthusiast a superior product with out the need for immediate supplementation. Chemically balanced formula to support the most delicate Corals and other marine life Reaches a stable, natural pH shortly after mixing Free of Nitrates & Phosphates Produced by a small batch process to ensure homogeneity and consistency of the salt mixture Corals, calcareous algae and other invertebrates use large amounts of Calcium for the building of their skeletons or shells. The Calcium level in natural seawater at 35ppt is approximately 400 ppm. The Coral Pro formula provides elevated levels of calcium at the "lower than natural" salinities preferred in reef aquariums. Table shows Calcium levels of Coral Pro mixed in RO water at 24°C 75°F and salinity. 7kg - £29.99 22kg - £79.99   s.g. Salinity Calcium Qty of Salt 1.021 30.6 ppt 420 ppm 33.4 g/l 1.4 lb/5 US gal 1.023 32.8 ppt 450 ppm 35.8 g/l1.5 lb/5 US gal 1.025 35.0 ppt 480 ppm 38.2 g/l1.6 lb/5 US gal   RedSea, Sea Salt 25kg (750ml) Introduction to Red Sea Salt: Red Sea offers a premium sea salt mixture based on natural sea salt harvested from the waters of the exotic Red Sea by solar evaporation techniques. Red Sea Salt is enriched with other refined minerals to faithfully replicate natural seawater for your aquarium. Used for over 10 years by hobbyists and professionals alike, Red Sea Salt has become famous for its favorable effect on invertebrates. Red Sea Salt is the only salt formulation offered today that is derived principally from a living sea. Special Characteristics of Red Sea Salt: A single, chemically balanced formula to support the most delicate marine life Suitable for marine fish and invertebrates from every sea and ocean Reaches a stable, natural pH shortly after mixing No nitrates or phosphates Produced by a small batch process to ensure homogeneity of salt mixture Every batch is biologically and chemically tested for quality control Suitable for a small water change or a complete new aquarium set-up Can be mixed to any desired salinity. 1.4 lb dissolved in 5 gal of Reverse Osmosis (R.O.) water at 750F (1Kg dissolved in 30 litres at 250C) will produce a seawater solution as follows: Specific gravity 1.021 pH 8.4 (after 2 hrs mixing or aerating) Alkalinity 2.2-2.5 milli equivalents/litre. One level cup of salt produces exactly 3.75 US gallons of seawater solution at a specific gravity of 1.021.   red sea salt 4kg  £16.99   red sea salt 10kg  £35.50   red sea salt 20kg  £59.50   red sea salt 25kg  £69.50     Instant Ocean 25kg (750ltr) The synthetic salt of choice of nearly every U.K. public aquarium, including: @ Bristol, Blue Planet, Chester Zoo, Horniman Museum, Leeds Botanical Gardens & Tropical World, London Aquarium, London Zoo (Web of Life), SeaLife Centre (Southend-on-Sea) and Seaquarium.   INSTANT OCEAN Instant Ocean is a complete formula that includes every necessary major, minor and trace elements blended to simulate natural seawater. Only Instant Ocean gives you every nutrient necessary for marine organism growth and development. The new, improved formula is even faster dissolving than ever. The best selling salt in the world.   8kg  - £33.50 20kg  - £73.50 25kg  - £88.50   Underworld Reef Crystals Sea Salt   Reef Crystals enriched blend sea salt contains extra levels of calcium, vitamins, and selected trace elements. Developed for use in sophisticated reef aquariums, it was the first enriched sea water formulation available to aquarium hobbyists. The inclusion of important components at concentrations greater than in natural seawater assures extended availability of substances that are assimilated and depleted especially quickly in thriving reef aquariums. A special additive helps to detoxify excess heavy metals, such as copper, that are often found at elevated levels in domestic water supplies. Reef Crystals salt provides superior dissolvability and is compatible with all marine aquariums. They use only the most sophisticated biological and chemical test methods to develop and refine their formulas, and Reef Crystals sea salt is no exception. Every batch is carefully analyzed to guarantee composition, consistency, and uniformity. 8kg  - £35.99 25kg  - £99.99   Betta Tonic Salt 200g. When setting up a new fresh water aquarium Tonic Salts are ideal or they can be used to condition the water for fish originating from areas with natural brackish water. It can also be used to combat fungus and other diseases and as a sterilising solution. If you are looking to hatch brine shrimp eggs then Betta Tonic Salts can be used to create ideal conditions.     200g  £1.59   Supa Tonic Salt 250g. When setting up a new fresh water aquarium Supa Tonic Salts are ideal or they can be used to condition the water for fish originating from areas with natural brackish water. It can also be used to combat fungus and other diseases and as a sterilising solution. If you are looking to hatch brine shrimp eggs then Supa Tonic Salts can be used to create ideal conditions.     250g  £1.75     Interpet Aqualibrium A Physiological Salt for the Aquarium with built in pH buffer. Aqualibrium is a unique balanced formulation of essential physiological salts for promoting the health of freshwater fish, safeguarding against disease and stabilising water conditions, including the essential pH value. It is one of the aquarists most versatile water treatments and can be used in a variety of ways: (1) As a general aquarium tonic and mild pH buffer, (2) To help minimise the effects of stress on fish, (3) As a supportive measure when treating disease. Aqualibrium can be used in conjunction with any other of the Interpet aquarium treatments. In many cases, a supportive does of Aqualibrium will enhance the effectiveness of aquarium treatments     260g  £2.49     Sera Mineral Salt sera mineral salt contains the minerals which are present in natural waters, in the biologically correct amounts, which are required for enriching mineral-poor water (e.g. R/O water). Water conditioned with sera mineral salt can be used immediately.     Sera Salt 105ml  £3.99   Sera Salt 280ml  £16.49     Red Sea  Hydrometer with digital  Thermometer Hydrometer with digital thermometer for continuous (when submerged) or periodic reading of specific gravity in saltwater aquariums Unit is calibrated for use at 25 deg C (77 deg F) Hydrometer : floating needle type with readable scale from 1.010 to 1.030 in 0.001 graduations. All swing-arm plastic hydrometers for aquarium use are only accurate when used within the normal range of operating temperatures for marine aquariums (approx 25 deg C / 77 deg F). Red Sea's hydrometer is supplied with a digital thermometer to ensure that the water being tested is at the correct temperature   Red Sea Hydrometer  £14.99    Sera glass Hydrometer The water conditions in the ocean are more constant than in rivers or lakes. Therefore, marine life is much more sensitive to changes in environmental conditions. Thus, the water density must be controlled permanently by means of the sera hydrometer. We recommend using sera sea salt for the preparation of aquarium saltwater as it contains all essential minerals and trace elements.   Sera Hydrometer  £6.99       HOME - All Food -Outdoor / Pond - Filter spare Parts - SPECIAL OFFERS - Marine Aquarium - Freshwater Aquaria - Cleaning Supplies - Goldfish Supplies - Airline  Supplies - ORNAMENTS - REPTILES