Calcium hypochlorite is very similar to sodium hypochlorite. The biggest difference is in the appearance. Calcium hypo is a white powder and sodium hypo is a yellow liquid. Sodium hypochlorite is a liquid and can be added directly to water for disinfection. Calcium hypochlorite on the other hand, needs to be mixed into solution first.
What is the substitute for sodium hypochlorite?
What is the substitute for sodium hypochlorite? Bleach is sodium hypochlorite, which is a compound composed of a sodium cation and hypochlorite anion and instead of the usage of sodium hypochlorite, chlorine, calcium hypochlorite, and hydrogen peroxide may be used.
Does sodium hypochlorite cause cancer?
some time after exposure to Sodium Hypochlorite and can last for months or years: Cancer Hazard f While Sodium Hypochlorite has been tested, it is not classifiable as to its potential to cause cancer. Reproductive Hazard f According to the information presently available to the New Jersey Department of Health, Sodium Hypochlorite has not
What is the common use of sodium hypochlorite?
The Cautions of the Uses of Sodium Hypochlorite
- Glucose Oxidation Blocker In 1948, Knox was reported the idea of glucose oxidation blocking as the main factor in natural bactericide chlorine solution. ...
- Block the DNA Replication Recently is reported that the bacteria inactivation by hypochlorite occurs due to the blocking of DNA replication. ...
- Outspread Protein and Aggregation
What is sodium hypochlorite is commonly known as?
Sodium hypochlorite is a strong oxidizing agent in liquid form and is greenish or yellowish in color. It is commonly referred to as bleach because it is the active ingredient in bleach. Its chemical formula is NaClO, composed of one sodium (Na) atom, one chlorine (Cl) atom and one oxygen (O) atom.
Which is better disinfectant sodium hypochlorite or calcium hypochlorite?
When buying disinfectant for your pool, you'll probably most commonly see cal-hypo. But if you live in a region where calcium deposits are an issue, sodium hypochlorite might be the more effective way to go. Just make sure that you're testing all your levels frequently and using it with a stabilizer like CYA.
What is calcium hypochlorite used for?
Sources/Uses Sodium and calcium hypochlorite are used primarily as oxidizing and bleaching agents or disinfectants. They are components of commercial bleaches, cleaning solutions, and disinfectants for drinking water and waste water purification systems and swimming pools (Teitelbaum 2001).
What is the common name for sodium hypochlorite or calcium hypochlorite?
bleaching powderIt is the main active ingredient of commercial products called bleaching powder, chlorine powder, or chlorinated lime, used for water treatment and as a bleaching agent....Calcium hypochlorite.NamesOther names Hypochlorous acid calcium salt, bleaching powder, calcium oxychloride, chloride of limeIdentifiersCAS Number7778-54-339 more rows
Why is calcium hypochlorite more stable than sodium hypochlorite?
Sodium hypochlorite is a very unstable compound. Calcium hypochlorite has a melting and boiling point of 100°C and 175°C, whereas the melting and boiling points for sodium hypochlorite are 18°C and 101°C. Calcium hypochlorite has a higher amount of chlorine in its composition compared to sodium hypochlorite.
What is the common name of calcium hypochlorite?
bleaching powderCalcium hypochlorite is commonly known as bleaching powder. It is also known as calcium oxychloride, the chloride of lime, or the calcium salt of hypochlorous acid.
How long does calcium hypochlorite last in water?
Calcium Hypochlorite is only a few bucks and you can find it at swimming pool supply stores such as Deep Blue Pools and Spas . This is also referred to as pool shock. Keep in mind that when the granular calcium hypochlorite is made into the liquid chlorine solution it does have a shelf life of about 24 months.
What happens when calcium hypochlorite is mixed with water?
Calcium hypochlorite has the molecular formula of Ca(ClO)2 and a molecular weight of 142.974 g/mol. Its CAS number is 7778-54-3. Its specific gravity is 1.21 g/cm3. When dissolved in water, it can provide nascent chlorine and oxygen to sterilize pool water or industrial wastewater.
Is calcium hypochlorite safe for humans?
Sodium and calcium hypochlorite can cause irritation of the eyes, skin, respiratory and gastrointestinal tract. Exposure to high levels can result in severe corrosive damage to the eyes, skin, respiratory and gastrointestinal tissues and can be fatal.
Can I use calcium hypochlorite instead of chlorine?
Well, it works just like any other type of chlorine. After adding calcium hypochlorite to your pool, the chlorine quickly reacts with the water to form Hydrochloric Acid.
Can calcium hypochlorite be used as a disinfectant?
Sodium and calcium hypochlorite are used primarily as bleaching agents or disinfectants. They are components of commercial bleaches, cleaning solutions, and disinfectants for drinking water and waste water purification systems and swimming pools.
Does calcium hypochlorite raise pH?
Calcium Hypochlorite: Also common known as “cal hypo,” this shock is the most powerful and fastest acting shock available. Both an oxidizer and sanitizer, cal hypo is quick dissolving and is the most frequently used in the pool industry. It will slightly raise your pH, so make sure you adjust pH while using it.
What is the difference between chlorine and calcium hypochlorite?
Calcium Hypochlorite is commonly seen as granular Chlorine but also is in puck/tablet form. Calcium Hypo has an AC of 40-78% and it the most popular of the Chlorines. Calcium Hypo is used not only to shock a pool but is used in erosion feeders as the main way to disinfect a pool.
Sodium Hypochlorite Vs Calcium Hypochlorite: Which is Better?
Don’t you just want your pool to look crystal clear and have the assurance that it is always safe to swim in? You can do that by using a chlorine based pool sanitizer. Sounds easy till you start looking at the options available. When it comes to Sodium Hypochlorite vs Calcium Hypochlorite, which is better for your pool?
Shocking Your Pool (Sodium Hypochlorite Vs Calcium Hypochlorite)
Sodium Hypochlorite or Liquid Chlorine, as a pool chemical, is typically a 12.5% solution of Sodium Hypochlorite in water. The Available Chlorine (AC) at 12%, is reasonably high. One gallon of liquid chlorine will raise the chlorine level of a 10,000 gallon pool by 12 ppm.
Regular Pool Maintenance
You should shock your pool once a week or on special occasions such as after a rainstorm or a pool party. But you need to maintain the chlorine levels of your pool within 2-4 ppm at all times.
Sodium Hypochlorite Vs Calcium Hypochlorite: Are They Similar?
As the name suggests, they are both salts of Hypochlorous Acid. Sodium Hypochlorite is a salt of Sodium with the chemical formula NaOCl and Calcium Hypochlorite is a salt of Calcium with the chemical formula Ca (OCl)2.
What is the Difference Between Sodium Hypochlorite & Calcium Hypochlorite?
Sodium Hypochlorite is commercially referred to as Liquid Chlorine as it is typically sold as a 12.5% solution of Sodium Hypochlorite in water. It is, in a way, the same as household bleach with double the chlorine concentration.
Bottom Line
The bottom line is that Sodium Hypochlorite (Liquid Chlorine) is the best chlorine product for shocking your pool. Cal Hypo can also be used, provided you are aware of its limitations.
Recommended Swimming Pool Chemicals
Champion Liquid Chlorine (Sodium Hypochlorite) Pool Shock (12.5%) is easy-to-use, fast, and effective. This Pool Shock does not have Cyanuric Acid (CYA-stabilizer) and will not result in build-up of scale. Order from Amazon using the link below:
What is the difference between sodium hypochlorite and calcium hypochlorite?
Sodium hypochlorite solutions are clear, greenish to yellow liquids with an odor of chlorine. Calcium hypochlorite is a white solid that readily decomposes in water releasing oxygen and chlorine. It also has a strong chlorine odor. Neither compound occurs naturally in the environment.
How to use sodium hypochlorite in pool?
Using Sodium Hypochlorite In Your Pool. You can add liquid sodium hypochlorite directly to your pool through your skimmer. Then just run your pumps to make sure that it’s distributed. Just ensure that you also use CYA, particularly if your pool is located outdoors.
How does calcium hypochlorite help with foodborne diseases?
Agriculture. Calcium hypochlorite also helps fight against foodborne diseases through a process called post-harvest water treatment. In this case, calcium hypochlorite and water are mixed to various strengths with the help of chlorination systems in order to kill off all germs and keep our food supplies safe.
What is calcium hypochlorite used for?
It is used to disinfect water and kill off bacteria that could make you sick. Its uses extend to swimming pools, drinking water for small communities and industrial food processing.
What industries use sodium hypochlorite?
Industrial Use. Many industries use sodium hypochlorite on a large scale. A great example is the textile industry, which uses sodium hypochlorite to bleach tiles. The other most-common place where sodium hypochlorite is used is the wastewater industry.
What to wear when you are exposed to calcium hypochlorite?
Note: make sure that your wearing safety goggles and gloves, closed shoes and long-sleeved shirts and pants. You want to cover all body parts, as exposure can cause irritation. Now that we’ve briefly covered calcium hypochlorite, let’s jump into sodium hypochlorite – not literally.
Is sodium hypochlorite a natural compound?
Neither compound occurs naturally in the environment. Sodium and calcium hypochlorite are used primarily as bleaching agents or disinfectants. They are components of commercial bleaches, cleaning solutions, and disinfectants for drinking water and wastewater purification systems and swimming pools. What happens to sodium ...
What is Calcium Hypochlorite?
Calcium hypochlorite is a calcium-based salt that appears as light gray of white granules. This inorganic chemical is soluble in water. The inorganic compound calcium hypochlorite has the formula Ca (OCl)2.
What is Sodium Hypochlorite?
Sodium hypochlorite is an inorganic chemical with a sweet smell that appears as a yellow transparent substance. The solution sodium hypochlorite (NaOCl) is created by reacting chlorine with sodium hydroxide. Most chlor-alkali cells produce these two reactants as the main co-products.
Differences between Calcium Hypochlorite and Sodium Hypochlorite
Calcium hypochlorite appears as a granular white substance or tablets compressed from the granular. The solution of sodium hypochlorite, on the other hand, is transparent, slightly yellowish, and has a distinct odor.
Functionality & Uses
Calcium hypochlorite is mainly used to disinfect water. This is primarily done for drinking water and for water in swimming pools.
Why is sodium hypochlorite used in pools?
Because of its liquid nature Sodium Hypo is usually applied to a pool through an automatic chemical feeder. Big water parks and large commercial pools are the common users of Sodium Hypochlorite. Side note: Salt pools are still Chlorine pool because the salt cell breaks the salt down into Sodium Hypochlorite.
What is lithium hypochlorite?
Lithium Hypochlorite is granular Chlorine with a 35% AC. Lithium dissolves very quickly making it great for super chlorinating (shocking) vinyl lined and fiberglass pools and those who have problems with hard water and Calcium levels.
What is the disinfectant form of chlorine?
Now to get a little scientific, Hypochlorous Acid is the disinfectant form of Chlorine in the water known to most as Free Chlroine, or what you test your water to see what level it is. Hypochlorous Acid is made up of a Hydogren ion and a Hypochlorite ion. These two Ions join and separate a number of times in the water.
What is the AC level of a pool?
As stated above, both are stabilized Chlorines making them perfect for outdoor pools and are usually seen as pucks/tablets/sticks though granular forms are available. Their AC level is usually around 80-90% and introduced to the water thru chemical feeders or skimmers. Because of their high AC level the granular form it commonly used to treat pool problems due to algae or a Chlorine demand.
What is the most common chlorine in a pool?
Calcium Hypochlorite. Calcium Hypochlorite is commonly seen as granular Chlorine but also is in puck/tablet form. Calcium Hypo has an AC of 40-78% and it the most popular of the Chlorines. Calcium Hypo is used not only to shock a pool but is used in erosion feeders as the main way to disinfect a pool.
How many types of chlorine are there?
There are 5 types of Chlorine; Sodium hypochlorite, Lithium hypochlorite, Calcium hypochlorite, Dichlor, and Trichlor. The first difference is Sodium, Lithium, and Calcium are un-stabilized Chlorine. Dichlor and Trichlor are stabilized. Stabilized chlorines have Cyanuric Acid which acts as a type of sunblock for the Chlorine.
Why do you use trichlor in pools?
Because indoor pools do not need to worry about the sun, and do not need Cyanuric Acid, they usually use the other 3.
What is the difference between cal hypo and dichlor shock?
Dichlor Shock contains about 10% Cyanuric Acid, which protects the chlorine in the product. Cal Hypo Shock contains calcium, which allows it to be used as a maintenance or treatment product.
What is the pH of Cal Hypo?
Cal Hypo is white/gray in color, has a slight chlorine odor, and a a pH of 10.4-10.8 @ 77 °F (25 °C).
What is a Cal Hypo shock?
Cal Hypo Shock. Calcium Hypochlorite (Cal Hypo) is a calcium-based granular chlorinated shock that can be used as a maintenance or treatment product. Cal Hypo has the highest percentage of available chlorine and is extremely effective at eliminating algae. Because Cal Hypo contains calcium, it is not recommended for use in saltwater applications, ...
How to add hypo shock to pool?
To add Cal Hypo Shock — such as Leslie’s Power Powder Plus — to your pool, simply measure out the amount needed per the volume of water and ppm lift needed. Then sprinkle it around the perimeter of the pool with the main circulation system running. (Do not pre-dilute this product before adding.)
What is sodium dichlor?
Sodium Dichlor is a sodium-based chlorinated granular shock that is designed to be used in a saltwater or spa environment. The sodium base allows it to dissolve quickly and clearly, leaving no turbidity or cloud to the water. Dichlor can be used in all interior types — vinyl, plaster, pebble tech, and painted finishes.
What is the best shock for a pool?
When it comes to shocking your pool there are a variety of options available for use. The most common are Sodium Dichlor (Dichlor) Shock (Dichlor) and Calcium Hypochlorite (Cal Hypo) Shock.