hardness phosphate whats

How Do Phosphates Affect Water Quality? | Sciencing

How Do Phosphates Affect Water Quality? ... You can create a clippings for a slow-release, low-phosphate plant nutrient source and soil conditioner. Clean up after your dog when you take him for a walk by picking up his feces in …

Fertilizers: What's the Difference Between Potash and ...

What exactly is the difference between potash and phosphate? Both are used to produce fertilizers, but they are not interchangeable. Potash and phosphate are both used to produce fertilizers ...

Trisodium phosphate - Wikipedia

Trisodium phosphate (TSP) is the inorganic compound with the chemical formula Na 3 PO 4. It is a white, granular or crystalline solid, highly soluble in water, producing an alkaline solution. TSP is used as a cleaning agent, builder, lubricant, food additive, stain remover, and degreaser.

Aquarium Water Chemistry Planted Aquariums

Testing Water Chemistry. To insure success in the planted aquarium you must test certain variables concerning water chemistry to help keep algae at bay and to provide an environment to insure optimum conditions for both the plants and your fish.

Phosphate vs nitride finish? | The High Road

Nov 14, 2018· Phosphate is a porous surface, that holds rust-inhibiting grease and oil well, to stave off corrosion. Phosphate is the mil-spec outside barrel treatment. Nitride is essentially case-hardening, a treatment that leaves the surface smooth for ease of cleaning, hard for wear resistance, and also providing for some corrosion resistance (think Glock ...

How to Remove High Phosphates and Stabilizer in a Pool ...

May 18, 2019· Use a phosphate remover: Most phosphate removers use lanthanum, a rare earth metal, to bind and remove phosphates immediately upon use. I usually use a product called PHOSfree that is available online and at most pool stores. For phosphate levels above 900 ppb, the dosage is 1.5 L per 10,000 gallons of pool water.

GUIDE TO COOLANT ANALYSIS AND COOLING SYSTEM …

GUIDE TO COOLANT ANALYSIS AND COOLING SYSTEM MAINTENANCE COOLANT MAINTENANCE Too Low Too High Too Low Too High SPECIFICATIONS • Antifreeze level will vary by OEM specifications, application and elevation at which the system operates • Engines operating at 195º or above must be at 50% for boil point control

Material Hardness Tables, Ted Pella, Inc.

Hardness Tables Mohs Hardness Scale. Hardnes Number Original Scale Modified Scale; 1 Talc Talc 2 Gypsum Gypsum 3 Calcite Calcite 4 Fluorite Fluorite 5 Apatite Apatite 6 Orthoclase Orthoclase 7 Quartz Vitreous Silica 8 Topaz Quartz or Stellite 9 Corundum Topaz ...

Why is phosphate dosing done in a boiler? - Quora

Boiler Scale Inhibitors Boiler water chemical treatment is necessary to prevent or control scale and deposit formation. The formation of scale and sludge can cause tube failures, restrict circulation, reduce system efficiency, and compromise your ...

Aquarium water parameters for a balanced fish tank

Phosphate originates from within the aquarium. It is a by-product of the mineralization of waste materials, including those from plants, bacteria, fish excrement, uneaten food, fish slime, etc. Dead plant matter and rotting food particles settle on the substrate and within the filter.

Manganese Phosphating - Manganese Phosphate Coating ...

MANGANESE PHOSPHATING . Manganese phosphate coating has the highest hardness and superior corrosion and wear resistances of general phosphate coatings. Manganese phosphating is extensively employed to improve the sliding properties of engine, gear, and power transmission systems. The use of manganese phosphated coatings for improved corrosion ...

Phosphate in Freshwater Aquariums

Phosphate (PO 4) is present in every aquarium, even though many aquarium owners aren't aware that it is there.If the aquarium is not properly maintained, the phosphate levels will continually rise and contribute to algae growth. Testing for phosphate and learning about the sources of phosphate in your aquarium water will help you combat their effects.

What is the hardness of calcium - Answers

The best way to lower calcium hardness in the pool water is to drain the water and refill with water of lower calcium hardness. Have the calcium hardness tested for both the pool water and fill water.

Interpreting Drinking Water Test Results

HARDNESS. Helps determine the need for water softening; also influences corrosivity. pH. Indicates water's acidity and helps determine if water will corrode plumbing. After running the initial set of tests, well users should continue to test for bacteria once a year. It's also a …

Water Quality Reports

The Miami-Dade Water and Sewer Department is pleased to present our Annual Drinking Water Supply and Quality Report. This report is designed to inform you about the water we deliver to you every day.

Black Nitride Matters!

Mar 09, 2016· Most chrome moly barrels that were parkerized in days past are now melonited, which is a fancy name for black nitride. Nitriding vastly increases the hardness of the metal that is treated without changing the material dimensionally like the build up of a hard coat.

Apatite: Its uses as a mineral and gemstone

What is Apatite? Apatite is the name of a group of phosphate minerals with similar chemical compositions and physical properties. They are an important constituent of phosphorite, a rock mined for its phosphorus content and used to make fertilizers, acids, and chemicals. Apatite has a relatively consistent hardness and serves as the index mineral for a hardness of five in the Mohs Hardness …

Calcium Hardness in Pools: How to Keep Things Balanced ...

You can buy a bucket of granular hardness increaser at just about any swimming pool retailer. How to Lower Hardness in a Pool. If you're dealing with too much calcium in a pool, you can try adding a sequestering agent, which is a chemical treatment that fights the effects of high metal and calcium content in swimming pool water (as an added ...

Mohs scale of mineral hardness - Simple English Wikipedia ...

The hardness of a mineral is mainly controlled by the strength of the bonding between the atoms and partly by the size of the atoms. It is a measure of the resistance of the mineral to scratching, the Mohs scale is for natural minerals. For manufactured products other measures of hardness are better.

The Truth About Calcium Hardness In a Hot Tub

Ideal Calcium Hardness Level. So what exactly is the normal range for calcium hardness in a hot tub? In general, the recommended range for calcium hardness is between 175 parts per million (ppm) and 250 ppm. This, of course, can vary depending on the type of hot tub you have and the chemicals you use in …

Phosphate vs Nitride - AR15.COM

Feb 24, 2015· Nibx is just a coating, and a gimmicky one at that. Phosphate is a coating, adequate enough for many people, and has been for years. Nitride is a metal treatment that improves the corrosion resistance, hardness, and wear resistance of the metal it is applied to. A BCM BCG with Nitride would be better than a BCM BCG without Nitride.

Top 10 Best Aquarium Test Kits - (2019 Reviews & Guide)

Calcium and magnesium are important for healthy coral growth and too much phosphate can lead to too much algae growth. For Planted Aquariums. Test the same things as you would for freshwater as well as General water Hardness (GH) & alkalinity (KH) which is essential for …

What is Calcium Hardness? - LinerWorld

Calcium hardness refers to a chemical imbalance in the level of calcium in your pool water. In order for you to protect your swimming pool structure, the team at LinerWorld has defined calcium hardness, given some of the ways in which it occurs, and provided some solutions to get your pool back to having the perfect water quality.

What are Phosphates and How Do They Affect Your Swimming Pool?

Natural Chemistry PHOSfree brings phosphate levels to near zero and should be used when you first begin your phosphate management program. PHOSfree is non-toxic and will not cloud pool water. It is added directly to the skimmer and is compatible with all types of swimming pools, filters, and sanitizers.

Interpreting Water Tests for Ponds and Lakes

Interpreting Water Tests for Ponds and Lakes. ... Hardness is a measure of calcium and magnesium concentration in water and is controlled by the source of the pond water. Ponds in limestone areas will generally have harder water than those in areas underlain by sandstone or shale. The hardness of pond water is usually unimportant except when ...

Holding Times and Containers - Eurofins Scientific

Holding Times and Containers for Water/Aqueous Samples General Chemistry / Metals Method Holding Time (days) Min Volume (mls) Container Preservation Alkalinity SM 2320 B

Phosphorus and Water

May 21, 2018· Nutrients, such as nitrogen and phosphorus, are essential for plant and animal growth and nourishment, but the overabundance of certain nutrients in water can cause a number of adverse health and ecological effects. Phosphorus is a common constituent of …

Mohs Hardness for all the elements in the Periodic Table

Notes on the Mohs Hardness of particular elements: Carbon: Value given for graphite.Diamond value is 10.0 Praseodymium: converted from Vickers scale Neodymium: converted from Vickers scale Samarium: converted from Vickers scale Europium: converted from Vickers scale Gadolinium: converted from Vickers scale Terbium: converted from Vickers scale ...