Sodium Hypochlorite

Sodium Hypochlorite

Basic Information

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

Can't Find The Product You Need?

Tell Us Your Product Requirements, Specifications And Target Industry, Our Professional Team Will Reply You Within 24 Hours.

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.

Factory Showcase
  • 560f5b3e6a1382edd311f5831e188506f5788239bcb485-I8BPAt
  • 3877776346a5dd110c652caf848b738805f963c0c0eb8c-iA1lPW
  • B22434~1
  • e93aa299068d805c6a0fd4383e84d71f614032cee027ba-Nw3260
  • ee6743d39f5316f9625fc521bd4e73e4ff4218792d326f-DEVHj8
  • f3f89d0d810a8876bd916d2f17af9f4ff9839508120e8c0-UVCfAs
  • f333eef80cd93c46105dacf417af1617190e5f0e109a25f-yKtL1g
  • ee6743d39f5316f9625fc521bd4e73e4ff4218792d326f-DEVHj8
  • 1f4231cc28d6353b1f6d334ad8e9951614e5b2f18b8826-xSU1r1
  • 1ba39ef304933e9f9318f9c7ad28a1e4ec90a0d343e75-Z98KL4
Quality Control Lab
实验室
Shipping And Transportation
  • 微信图片_20260618114936_320_25
  • 微信图片_20260618114930_317_25
  • 微信图片_20260519124654_94_25
  • 微信图片_20260507111717_2468_193
  • 微信图片_20260227173250_1682_193
  • 微信图片_20260331144216_2137_193
  • 微信图片_20250928172339_742_193
  • 微信图片_20250928172338_741_193
  • 微信图片_20260515144542_62_25
  • 微信图片_20260310165939_1761_193
  • 微信图片_20250909161605_478_193
  • 微信图片_20260203110417_1559_193
  • 微信图片_20250909161600_476_193
  • 微信图片_2025-07-24_115051_604
FAQ

Q1: What international standards do your products and services comply with?

A1: Our products fully comply with international standards such as REACH, MSDS, and COA, and we strictly implement the ISO9001 quality management system. We can also provide third-party testing reports (SGS, BV, etc.) according to customer needs.


Q2: How long does it take for goods to be delivered to my country?
A2: The delivery time depends on the transport mode and destination country. Generally, sea transport takes 15-30 days, air transport takes 3-7 days, and we will optimize the transport route to shorten the delivery time as much as possible.


Can you provide customs clearance services for dangerous chemicals?
A3: Yes. Our team is proficient in the customs clearance procedures for dangerous chemicals in various countries, and can provide professional compliant declaration and customs clearance services to ensure smooth customs clearance.


Q4: Do you provide customized product and service solutions?
A4: Yes. We can provide personalized product customization and export service solutions according to your specific needs (product specifications, application scenarios, procurement volume, etc.).

Contact Us
Submit
Recommendation