Sodium Hypochlorite

Sodium Hypochlorite

CAS No.: 7681-52-9
Molecular Formula: ClNaO
Molecular Weight: 74.44
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product description

Sodium Hypochlorite is a clear, pale yellow-green liquid with a strong chlorine odor, widely used as a disinfectant, bleaching agent and oxidizing agent.


Chemical Properties

PropertyValue
Melting point-16 °C
Boiling point111 °C
Density1.25 g/mL at 20 °C
Vapor pressure17.5 mmHg (20 °C)
Refractive index1.3870
Storage condition2-8°C
SolubilityMethanol (slightly soluble), Water (slightly soluble)
FormSolution may darken in color during storage
ColorPale yellow
Specific gravity1.209
OdorPale green to yellow liquid, chlorine bleach odor
pH value12-13 (20°C, 68 °F)
Water solubilityDecomposes.
Merck14,8628
Dielectric constant6.7 (Ambient)
Exposure limitsACGIH: Ceiling 2 mg/m3
OSHA: TWA 2 mg/m3
NIOSH: IDLH 10 mg/m3; Ceiling 2 mg/m3
BCS Class1
StabilityStable. Contact with acids releases toxic gas (chlorine). Light-sensitive. Incompatible with strong acids, amines, ammonia, ammonium salts, reducing agents, metals, aziridine, methanol, formic acid, styrene.
Cosmetic ingredient functionOXIDISING
InChI1S/ClO.Na/c1-2;-q-1;+1
InChIKeySUKJFIGYRHOWBL-UHFFFAOYSA-N
SMILES[Na+].[O-]Cl
LogP-3.42 at 20°C
CAS Database7681-52-9 (CAS DataBase Reference)
EPA Chemical InformationSodium hypochlorite (7681-52-9)


Safety Information

PropertyValue
Hazard symbolsC, Xi, N
Hazard class codes31, 34, 36/38, 36/37/38, 50
Safety instruction codes26, 36/37/39, 45, 50A, 28A, 36, 61, 50, 28
UN numberUN1791 8 / PG II / III (HYPOCHLORITE SOLUTION)
WGK Germany2
RTECS numberNH3486300
TSCATSCA listed
Hazard class
Packing group
HS code28289000
Storage category12 - Non-flammable liquid
Hazardous to the aquatic environment (acute)Category 1
Hazardous to the aquatic environment (long-term)Category 2
Hazard class (other)Serious eye damage Category 1, Dermal irritation Category 2
Hazardous substances data reference7681-52-9 (Hazardous Substances Data)
Toxicityand gastric perforation.

Product Usage
Sodium Hypochlorite is an efficient disinfectant with the chemical formula NaClO, appearing as a pale yellow transparent liquid. It is soluble in water, has strong oxidizing properties and bactericidal effect, with low cost and convenient use. Its core application is in the field of disinfection and sterilization, widely used in the disinfection of drinking water, municipal sewage, food processing workshops, medical environments, etc. It can quickly kill bacteria, viruses, fungi and other microorganisms, ensuring environmental and health safety. In water treatment, it can also be used for water decolorization, deodorization, and removal of harmful impurities such as sulfides and cyanides in water. In addition, it is used as a bleaching agent in the textile printing and dyeing field to remove fabric pigments and improve whiteness; it is also used for papermaking bleaching, sewage treatment deodorization, and daily disinfection of homes and public places, making it an indispensable disinfection chemical product in industrial production and daily life.

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FAQ

Q1:Does it support customized products?

A1:Yes, it does. Formulations can be adjusted and customized production can be carried out according to customer's industry needs and performance parameters.


Q2:Can samples be provided?

A2:We support free sample delivery and testing services to meet customers' early testing needs.


Q3:Is the product quality stable? 

A3:With full-process quality inspection and control, there are minimal batch differences, and the purity and stability strictly meet the standards.


Q4:What is the shipping cycle?

A4:For regular inventory, we offer quick delivery. For customized orders, we arrange production according to demand and ensure timely delivery.

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