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Hot Sales Price Na2so3 Price Anhydrous Sulphite Sodium Sulfite

US$320.00
1-999 Tons
US$120.00
1,000+ Tons

Basic Info.

Model NO.
TNN10
EINECS
231-821-4
Appearance
Powder
Classification
Sn
Certification
CCIC, RoHS, ISO
Purity
90%~99%
Type
Sodium Sulfide
Grade Standard
Food Grade
Sample
Available
Storage
Cool
Time
>12months
Cautions
Stock in Dry Place
Transport Package
25kg
Specification
90%~99%
Trademark
TNN
Origin
China
HS Code
2832100000
Production Capacity
100000 Metric Tons/Year

Product Description

Product DescriptionSodium sulfite with low price CAS 7757-83-7
Sodium sulfite Basic information
Product Name:Sodium sulfite
CAS:7757-83-7
MF:Na2O3S
MW:126.04
EINECS:231-821-4
Sodium sulfite Chemical Properties
Melting point 500 °C
density 2.63
refractive index 1,484
storage temp. Store at +5°C to +30°C.
solubility H2O: 1 M at 20 °C, clear, colorless
form Solid
color White to slightly yellow
Specific Gravity2.633
PH Range9.0 - 10.5 at 126 g/l at 25 °C
OdorOdorless
PH9.0-10.5 (25ºC, 1M in H2O)
Water Solubility 23 g/100 mL (20 ºC)
Sensitive Hygroscopic
Merck 148,682
Stability:Stable. Incompatible with strong acids. Moisture and air sensitive.
CAS DataBase Reference7757-83-7(CAS DataBase Reference)
NIST Chemistry Referencesodium sulfite(7757-83-7)
EPA Substance Registry SystemSodium sulfite (7757-83-7)
COA
ItemSpecification
industrial-gradeFood grade
Purity (in Na2SO3) ≥96.0% ≥98.0%
( SO4)≤2.5%≤1.5%
NaCL≤0.5%≤0.1%
( As )-≤0.0002%
Pb -≤0.0005%
(Fe)≤0.005%≤0.002%
Water insoluble substance≤0.05%≤0.02%

Sodium sulfite is a water-soluble inorganic salt commonly used as a reducing agent. It is also used in oil industry, textile industry, metallurgical industry, paper industry, printing and dyeing industry, industrial sewage treatment and so on.Widely used in bleaching, glass, paper making, tanning, metal smelting, surface treatment and filler industries.
It is aslo Used in chemical industry as material of manufaturing sodium sulphide,sodium silicate and other
chemical products.
Professional supplier of Chinese source since 1998
ISO, CE, GMP, FDA certified Exporting to 60+ Countries Pre-shipment sample. Over 26+ Years' Import and Export Experience
TNN was founded in 1998 in Dalian China with headquarter in Dalian, overseas branch offices in the USA, Australia, and Dubai. TNN has three domestic branches in Jilin, Shanghai, and Shenyang. Mix container and professional loading with taking photos off every step. Our own laboratory, pre-shipment sample before shipment, and keep batch samples.
Our Mission: In order to seek wealthy and spiritual life for all TNN members, constantly improving foreign trade services. Striving to promote people's life around the world!
Our Products: Specialize in chemicals, Health & Medicine, Food Additive, fashion accessories, lotion pumps & sprayers, gloves & other epidemic prevention products, and bottle caps supplied to all over the world. TNN will make your life better.
ISO9001: 2015 Company with Perfect Loading: Certified by ISO9001, CE, GMP, FDA, specializing in food, feed additives, APIS, Cosmetics, Medical instruments, chemical raw materials, and more.
Exporting to 60+ Countries: Our products have been sold to clients all over the world, such as Japan, Korea, Mideast, Middle Asia, Europe, Africa, India, South America, keeping a cooperative relationship with 60+ countries. We are firmly committed to our mission of creating a global trade network on supply, sales, and service.

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