Calcium Hypochlorite Processing

US4857292A

the process according to the invention enables good quality calcium hypochlorite having a low sodium chloride content to be produced economically. It provides the additional advantage of reducing the heavy metal (Ni, Cr, Mo, Co, Cu) content in the calcium hypochlorite produced; these metals which originate from the salt employed to prepare the aqueous sodium hypochlorite …

Water Handbook

"High Test" Calcium Hypochlorite (HTH). "High Test" Calcium Hypochlorite (HTH). The most common form of dry hypochlorite in the United States is high test calcium hypochlorite (HTH). It contains 70% available chlorine, 4-6% lime, and some calcium carbonate. ... This process requires the addition of sulfuric or hydrochloric acid for pH control ...

Calcium Hypochlorite Powder Calcium Process: Unleashing …

The calcium process is a method of producing calcium hypochlorite, which involves the reaction of chlorine gas with calcium hydroxide (lime) as raw materials. Calcium hypochlorite is widely used as a disinfectant, water treatment agent, and bleaching agent, with powerful sterilization and disinfection capabilities.

Process for producing calcium hypochlorite

A continuous integrated process for the production of calcium hypochlorite in which crystals of by-product sodium chloride are more easily separated for the calcium hypochlorite product is described. The process includes: (a) introducing with agitation into a vessel an aqueous slurry of dibasic calcium hypochlorite, sodium hydroxide, and aqueous salt solution saturated with …

Calcium Hypochlorite

The process of producing Ca(ClO)2 on a large scale commonly involves reacting sodium hypochlorite with calcium chloride, which generates Ca(ClO)2 and sodium chloride. ... Calcium Hypochlorite Uses. Ca(ClO)2 has a wide range of uses due to its strong oxidizing and disinfecting properties. Here are some common uses of Ca(ClO)2:

Calcium hypochlorite product and process for producing …

In yet another process, heavy lime slurry is chlorinated at 40-45 C., separating large crystals of hemibasic calcium hypochlorite The hemibasic crystals are suspended in a thin chlorinated lime slurry and chlorinated, resulting in the formation of a slurry of laminar crystals of neutral calcium hypochlorite dihydrate.

Calcium Hypochlorite

In conventional chlorine treatment of post-harvest produce, calcium hypochlorite is shipped in dry form and needs to be fully dissolved in water to limit damage to the produce, whereas sodium hypochlorite is only stable in solution making shipping more expensive (Mishra et al., 2018).Using electrochemistry, solutions of the required FAC can instead be produced on-site and in …

Calcium Hypochlorite

Calcium hypochlorite powder contains between 30–35% w/w of chlorine and is transported and stored in sealed drums lined with plastic or rubber. The material can be stored for considerable periods, but once opened it will begin to decay. ... Schematic diagram of a typical on-site sodium hypochlorite process and injection system by the ...

Calcium Hypochlorite

The calcium hypochlorite (CHC), available as granulate in 25 l or 60 l packages is dissolved directly in the water and then led to your process water via a special dosing pump from the MAGDOS series. Enquire. Data Sheet.

CALCIUM HYPOCHLORITE | CAMEO Chemicals | NOAA

CALCIUM HYPOCHLORITE is a powerful oxidizing agent, particularly in the presence of water or as it decomposes when heated to release oxygen and chlorine gases. ... Chemical Facility Anti-Terrorism Standards, and the U.S. Occupational Safety and Health Administration's Process Safety Management of Highly Hazardous Chemicals Standard List ...

Calcium Hypochlorite Plant

LUVA Calcium Hypochlorite Plant Solution achieves efficient recovery of salt and intelligent reuse of mother liquor through innovative process technology.

Hypochlorite Leaching of Gold Ore

However, the reagent requirement may be further reduced by replacing sodium hypochlorite with calcium hypochlorite. In a leach solution containing 10 kg/t Ca(OCl)2 or 5 kg/t available chlorine, 3 % HCl and 2 kg/t NaCl, 95 % of the gold was extracted in 90 minutes oxidation at 210°C.

CALCIUM HYPOCHLORITE FROM SLAKED LIME AND …

The process examined is a typical sodium process. This process consists mainly in passing chlorine into a slurry of slaked lime and sodium hydroxide, generating Calcium Hypochlorite and sodium chloride. After separation steps, Calcium Hypochlorite (about 70 wt%) and an aqueous solution of sodium chloride are obtained as products.

Calcium hypochlorite production and manufacturing process: Calcium …

The production and manufacturing process of calcium hypochlorite is usually formed by the reaction of chlorine gas and calcium hydroxide. Specific steps are as follows: 1. Preparation of Calcium Hydroxide Solution. First, a calcium hydroxide solution needs to be prepared. Calcium lime is mixed with water to create a calcium hydroxide solution.

Calcium Hypochlorite

Liquid sodium hypochlorite decays at a much slower rate than calcium hypochlorite forming oxygen and chlorate. However, the decay process releases H + ions that increase the pH, …

Process for production of calcium hypochlorite

A continuous cyclic process for production of calcium hypochlorite wherein an aqueous solution saturated with calcium hypochlorite and sodium chloride is chlorinated by using chlorine gas to produce sodium chloride crystals and an aqueous chlorinated reaction mixture, the formed sodium chloride crystals being then separated from said aqueous chlorinated reaction mixture.

Dodhia Group

"Hi-Clear" calcium hypochlorite manufactured by Dodhia Chem-Tex Pvt. Ltd., India is one of the leading brands in the world. 'Hi-Clear' brand of calcium hypochlorite is made using the latest sodium process technology and is widely used around the world in keeping everyday modern life clean. Our installed annual production capacity is ...

Evaluation of calcium hydroxide, calcium hypochlorite, …

The number of cells rescued after the sanitization process using calcium hypochlorite was not significantly different from the negative control (~ 2.75 and ~ 3.25 log CFU mL −1, respectively). Perhaps if the concentration of calcium hypochlorite were higher, the results in the packinghouse simulation tests would be better. ...

HIGH STRENGTH BLEACH & DISINFECTION

drinking water, Sewage wastewater, ETP, Sludge-free clarification of pools, and pre-treatment / process treatment for various industries. FEATURES & BENEFITS High degree of solubility in water Due to high concentration of available chlorine, a relatively small amount of product can effectively disinfect water

CALCIUM HYPOCHLORITE FROM SLAKED LIME AND CL2 …

The process examined is a typical calcium process. This process consists mainly in the hydration and chlorination of slaked lime, generating a mixture of Calcium Hypochlorite, calcium chloride, …

Technology Profile: Calcium Hypochlorite Production …

(Page 1) The following describes the production of calcium hypochlorite from slaked lime, sodium hydroxide and chlorine, the so-called "sodium process."

US3584996A

If this liquor is blended with the remainder of the effluent from the calcium hypochlorite process and the mixture treated with hydrochloric acid to decompose the hypochlorite ion, and then evaporated, followed by drumming out or flaking, the calcium chloride product will contain substantially less than the 1.5% NaCl allowed in commercial ...

Granular Calcium Hypochlorite

industrial sectors including water treatment facilities, pulp & paper, meat processing and more. Granular Calcium Hypochlorite ... DryTec® Granular Calcium Hypochlorite. Title: 1954_DryTec_Front Created Date: 9/11/2007 9:47:15 AM ...

Calcium Hypochlorite

Calcium hypochlorite is an inorganic compound with formula Ca(ClO)2. Calcium hypochlorite is one of the most widely used bleaching, sanitation and disinfecting agents in the world. ... and food processing plants among others. The market demand for calcium hypochlorite has been on the rise owing to the increased health and sanitation ...

Calcium Hypochlorite Plant

Calcium hypochlorite is commonly used in water treatment and disinfection due to its powerful oxidative disinfectant properties. It effectively kills various microorganisms such as bacteria, viruses, and fungi, making it a versatile disinfection choice. ... In food processing, calcium peroxide is used as a flour bleaching agent to help the ...

What is Calcium Hypochlorite? An Overview

Calcium hypochlorite is manufactured through two main processes: the "calcium process" and the "sodium process." Both methods involve the reaction of chlorine gas with either calcium hydroxide or sodium hypochlorite. In the calcium process, the reaction is as follows: 2Ca(OH) 2 + 2Cl 2 ⇒ Ca(ClO) 2 + CaCl 2 + 2H 2 O

Calcium Hypochlorite Manufacturing Plant

The new Calcium Hypochlorite process as a derivative from Chlor-alkali industry developed by Synopsis Chemitech is based on fine chemical technology. Our process has the following technical advantages & characteristics.

Medical Management Guidelines for Calcium Hypochlorite

Calcium hypochlorite should be stored in a dry, well ventilated area at a temperature below 120ºF (50ºC) separated from acids, ammonia, amines, and other chlorinating or oxidizing agents. Sodium hypochlorite is generally sold in aqueous solutions containing 5 to 15% sodium hypochlorite, with 0.25 to 0.35% free alkali (usually NaOH) and 0.5 to ...

Calcium Chloride Plant

Efficient Calcium Chloride Plant process: Acid hydrolysis, neutralization, press filter, washing, and granulation. Advanced techniques ensure quality and sustainability. ... Calcium Hypochlorite Plant. Read More. Sulfuric Acid Plant …

Calcium hypochlorite production and …

Calcium hypochlorite is an important disinfectant, and its production and manufacturing process is very critical. This article will introduce the production and manufacturing process of calcium hypochlorite, as well as …