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Sodium Hypochlorite

Sodium Hypochlorite
CAS No.: 7681-52-9
Molecular Formula: ClNaO
Molecular Weight: 74.44
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Product Introduction

Sodium hypochlorite, NaOCl, is an air-unstable,pale green crystalline solid that is soluble in cold water, decomposes in hot water, and has a sweet aroma. It generally is available in one of two strengths. The household liquid bleach contains about 5.25 wt% NaCIO. The commercial product(sometimes called 15% bleach) contains 150g/L available chlorine.


CHEMICAL PROPERTIES

PropertyValue
Melting point

-16 °C

Boiling point

111 °C

density

1.25 g/mL at 20 °C

vapor pressure

17.5 mmHg ( 20 °C)

refractive index

1.3870

storage temp.

2-8°C

solubility

Methanol (Slightly), Water (Slightly)

form

Solution

Specific Gravity

1.209

color

Light yellow

Odor

pale greenish to yel. liq., chlorine bleach odor

PH

12-13 (20°C, 68 °F)

Water Solubility

decomposes.

Merck

14,8628

Exposure limits

ACGIH: Ceiling 2 mg/m3OSHA: TWA 2 mg/m3NIOSH: IDLH 10 mg/m3; Ceiling 2 mg/m3

Dielectric constant

6.7(Ambient)

BCS Class

1

Stability:

Stable. Contact with acids releases poisonous gas ( chlorine ). Light sensitive. Incompatible with strong acids, amines, ammonia, ammonium salts, reducing agents, metals, aziridine, methanol, formic acid, phenylacetonitrile.

LogP

-3.42 at 20℃

CAS DataBase Reference

7681-52-9(CAS DataBase Reference)

EPA Substance Registry System

Sodium hypochlorite (7681-52-9)


SAFETY INFORMATION

PropertyValue
Hazard Codes

C,Xi,N

Risk Statements

31-34-36/38-36/37/38-50

Safety Statements

26-36/37/39-45-50A-28A-36-61-50-28

RIDADR

UN 1791 8/PG 3

WGK Germany

2

RTECS

NH3486300

TSCA

Yes

HazardClass

8

PackingGroup

III

HS Code

28289000

Hazardous Substances Data

7681-52-9(Hazardous Substances Data)

Toxicity

Skin contact with the solid hypochlorite pentahydrate or its concentrated solution can cause irritation. Ingestion may cause corrosion of mucous membranes and gastric perforation.


PRODUCT USAGE

Sodium hypochlorite is a highly effective, broad-spectrum strong oxidizing disinfectant. In water treatment, it is widely used for sterilization and disinfection of drinking water, swimming pools, and industrial recirculating water, quickly inactivating bacteria and viruses. In household cleaning, it is the main component of bleach disinfectants (e.g., "84 disinfectant"), used for bleaching and disinfecting surfaces, fabrics, and tableware. In the paper and textile industries, it serves as a bleaching agent for pulp and fabrics. Additionally, it is used in wastewater treatment for the oxidative removal of ammonia nitrogen and harmful substances. Its advantages include low cost and ease of use, but care must be taken due to its corrosiveness and the risk of decomposing to release toxic chlorine gas when in contact with acids.

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A: We are a company integrating manufacturing and trading.

Q: Can you provide samples for testing before mass production?

A: Of course. We can send you samples free of charge, and we also include a COA. However, you will be responsible for the shipping fee.

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Q: Can you provide a COA?

A: Of course, but only for standard products. If you require an accurate COA, we will produce and test samples before providing you with an accurate COA.

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A: Yes, we offer customized services for ingredients, packaging, and labeling. We have strong design capabilities. Please contact us to design your own brand.

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A: Of course. We welcome you at any time.

Q: What is the loading port?

A: Usually Qingdao or Tianjin.

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