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Sodium chlorite CAS#7758-19-2

Sodium chlorite CAS#7758-19-2

Basic Information

Sodium chlorite
NaClO₂

Sodium chlorite is a white crystalline oxidizing agent used chiefly as a raw material for chlorine dioxide generation in engineered treatment systems. Typical applications include industrial water treatment, pulp and paper bleaching, and textile processing. In organic synthesis it is employed in aldehyde-to-carboxylic-acid oxidation. Its strong oxidizing character makes material compatibility and controlled processing central to these applications.

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product description

Sodium Chlorite for Industrial Applications: Sodium chlorite (NaClO₂, CAS 7758-19-2) is a strong oxidizing agent used primarily as a raw material for chlorine dioxide generation. Product concentration, purity, and impurity limits should be confirmed for the intended application.


Chlorine Dioxide Generation: Sodium chlorite is used in purpose-designed chlorine dioxide generation systems for water treatment and industrial disinfection. Generation and dosing require appropriate equipment, trained personnel, and established safety procedures.


Water Treatment and Bleaching: Applications include industrial water treatment, pulp and paper bleaching, and textile bleaching. Performance depends on product grade, process conditions, and compatibility with the materials being treated.


Food-Related Applications: Industrial-grade sodium chlorite must not be presented as suitable for direct food rinsing. Food-contact or food-processing uses require a suitable product grade, an authorized treatment process, and compliance with applicable local regulations, including concentration and residue limits.


Strong Oxidizer—Handling Precautions: Sodium chlorite can intensify fire and react violently with incompatible materials. Contact with acids releases toxic chlorine dioxide gas. Heat, impact, friction, or contamination may cause dangerous decomposition, fire, or explosion. Keep separate from acids, organic and combustible materials, and reducing agents.


Storage and Personal Protection: Store in compatible, properly labeled containers in a cool, dry, well-ventilated area, away from heat and direct sunlight. Avoid breathing dust or mist and prevent skin and eye contact. Follow the product SDS for protective equipment, storage, transport, and emergency procedures.

Product Description of Sodium chlorite CAS#7758-19-2

Sodium chlorite (NaClO₂) is a white crystalline solid with strong oxidizing power and can accelerate organic combustion. It is extensively used in papermaking, water treatment, pulp bleaching, textiles, oil processing and disinfection.

In organic synthesis, it oxidizes aldehydes to carboxylic acids and alkyl furans to 4‑oxo‑2‑alkenoic acids. Mixed with acids like citric acid, it serves as acidified sodium chlorite for surface sanitization and food washing. It is also employed in military and special fields to inhibit microorganisms and foodborne pathogens.


Product Application of Sodium chlorite CAS#7758-19-2

Sodium chlorite generates chlorine dioxide in situ for textile stripping, bleaching, and pulp and paper processing. It acts as an efficient disinfectant for water treatment and a preservative in ophthalmic preparations, and is also used in contact lens cleaners and air duct sanitation.

Blended with zinc chloride, it is formulated into therapeutic rinses, toothpastes, oral sprays and gels. In organic synthesis, it converts alkyl furans to 4-oxo-2-alkenoic acids, and functions as a reagent in Pinnick oxidation to convert aldehydes to carboxylic acids.
Product Specifications

Parameters


Melting point190 °C (dec.)
Boiling point≥100°C/1013hPa
density2.5 g/cm3
vapor pressure0Pa at 25℃
storage temp.2-30°C
solubilityMethanol (Slightly), Water (Slightly)
formPowder
colorWhite
Odorodorless
PH12-13 (20°C in H2O)
PH Range46306
explosive limit0.07
Water Solubility39 g/100 mL (17 ºC)
SensitiveHygroscopic
Merck148600
Dielectric constant6.1(Ambient)
Stability:Stable. Incompatible with phosphorus, sulphur, zinc, ammonia, finely powdered metals, strong reducing agents, acids, organic materials.
Cosmetics Ingredients FunctionsORAL CARE
OXIDISING
InChI1S/ClHO2.Na/c2-1-3;/h(H,2,3);/q;+1/p-1
InChIKeyUKLNMMHNWFDKNT-UHFFFAOYSA-M
SMILES[Na+].[O-]Cl=O
LogP-2.7 at 25℃
CAS DataBase Reference7758-19-2(CAS DataBase Reference)
IARC3 (Vol. 52) 1991
EPA Substance Registry SystemSodium chlorite (7758-19-2)

Safety Information


Hazard CodesO,Xn,T+,T,N
Risk Statements8-22-24-32-34-9-26-25-14-36/37/38-21-50
Safety Statements17-26-36/37/39-45-50A-38-36-61-28
RIDADRUN 2813 4.3/PG 3
WGK Germany2
RTECSVZ4800000
TSCATSCA listed
HazardClass5.1
PackingGroupII
HS Code28289000
Storage Class5.1A - Strongly oxidizing hazardous materials
Hazard ClassificationsAcute Tox. 2 Dermal
Acute Tox. 4 Oral
Aquatic Acute 1
Aquatic Chronic 1
Eye Dam. 1
Ox. Sol. 1
Skin Corr. 1B
STOT RE 2
Hazardous Substances Data7758-19-2(Hazardous Substances Data)


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Shipping And Transportation

Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
We only provide highest quality goods available, accompanied by after support!

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FAQ

1. What products does Shandong Junzheng Chemical supply?
We supply inorganic chemicals, organic solvents, water treatment chemicals, and surfactants, including calcium chloride, soda ash, sodium bicarbonate, caustic soda, citric acid, ethyl acetate, and SLES. Please contact us to confirm specific product availability.


2. Which industries do your products serve?
Our products serve pharmaceutical, agrochemical, dye, rubber, construction, coal processing, and other chemical industries. Product suitability depends on the required grade, specifications, and application.


3. How can I get a quotation?
Please provide the product name, CAS number, required specifications, quantity, packaging requirements, and destination port. These details help us prepare an accurate quotation.


4. How do you control product quality?
We follow strict quality testing procedures supported by technical personnel, research equipment, and an established management system. Specific quality requirements can be confirmed before placing an order.


5. Can you help me select a suitable chemical?
Yes. Our technical team can assist with product selection based on your application and required specifications. Please share your intended use and key technical requirements.

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