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Anhydrous Sodium Sulfite

Anhydrous Sodium Sulfite
CAS No.: 7757-83-7
Molecular Formula: Na2O3S
Molecular Weight: 126.04
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Product Introduction

Cinnamic aldehyde is used as a flavoring agent, ingredient of fragrance in soft drinks, ice creams, dentifrices, pastries, chewing-gum, etc. It can induce both contact urticaria and delayed-type reactions. It can be implicated in contact dermatitis in those who work in the perfume industry or food handlers. Cinnamic aldehyde is contained in the "fragrance mix".


CHEMICAL PROPERTIES

PropertyValue

Melting point

−9-−4 °C(lit.)

Boiling point

248 °C (lit.)

Density

1.05 g/mL at 25 °C (lit.)

Vapor density

4.6 (vs air)

Vapor pressure

<0.1 hPa (20 °C)

FEMA

2286 | CINNAMALDEHYDE

Refractive index

n20/D1.622(lit.)

Fp

160 °F

Storage temp.

Store below +30°C.

Solubility

1g/l soluble

Form

Liquid

Pka

0[at 20 ℃]

Color

Clear yellow

Specific Gravity

1.05

Odor

Strong odor of cinnamon

Biological source

Cassia oil

Odor Type

Spicy

Water Solubility

Slightly soluble

Merck

13,2319

JECFA Number

656

Dielectric constant

16.9(24℃)

Stability:

Stable. Combustible. Incompatible with strong oxidizing agents, strong bases.

InChIKey

KJPRLNWUNMBNBZ-QPJJXVBHSA-N

LogP

1.83-2.1 at 25-27℃

CAS DataBase Reference

104-55-2(CAS DataBase Reference)

NIST Chemistry Reference

Cinnamylaldehyde(104-55-2)

EPA Substance Registry System

Cinnamaldehyde (104-55-2)


SAFETY INFORMATION

Property

Value
Hazard symbolXn
Hazard class codes31-36/37/38-22-40-36/38
Safety descriptions24/25-36-26-22
WGK Germany1
RTECS numberWE2150000
F3-10
TSCATSCA listed
HS code28321000
Storage class13 - Non-combustible solids
Hazardous substances data7757-83-7 (Hazardous Substances Data)
ToxicityLD50 i.v. in mice: 175 mg/kg (Hoppe, Goble, J. Pharmacol. Exp. Ther. 101, 101 (1951))


PRODUCT USAGE

Anhydrous Sodium Sulfite is an industrial chemical with strong reducing properties, playing a pivotal role as a "deoxygenator" and "preservative" across various production sectors. In water treatment, it is extensively used for deoxygenating boiler feedwater to prevent metallic pipe corrosion caused by oxidation. In the paper and textile industries, it serves as a bleaching auxiliary to remove residual oxygen and chlorine from fabrics and pulp, thereby protecting fiber strength. In the photography industry, it is an indispensable preservative in developing solutions, effectively preventing the oxidation of developing agents by air. Furthermore, it is utilized as a reducing agent in fine chemicals and serves as an antioxidant and preservative in the food industry for dried fruits and preserves to maintain their natural color.

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Q: Are you a factory or a trading company?

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.

Q: How can I get an accurate quote?

A: Please provide the exact product specifications, particle size, color, and intended use, and we will provide you with an accurate quote.

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.

Q: Do you accept ODM or OEM services?

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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