Sodium sulfite anhydrous 7577-83-7, China Sodium sulfite anhydrous 7577-83-7 Manufacturers, China Sodium sulfite anhydrous 7577-83-7 Suppliers

Sodium sulfite anhydrous

Category :

Inorganic chemicals

EC NO : 231-821-4

Molecular Formula : Na₂SO₃

Main Specifications :

Synonyms : Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);

Molecular Structure:

Product description:

Product Name:

Sodium sulfite anhydrous

CAS NO:

7577-83-7

Molecular Formula:

Na₂SO₃

Specifications

Item	Grade
Item	Best quality	First quality	Qualifier
Sodium sulfite (Na₂SO₃) Assay, %	≥ 97.0	≥ 96.0	≥ 93.0
Fe, %	≤ 0.003	≤ 0.005	≤ 0.02
Insol. in water, %	≤ 0.02	≤ 0.03	≤ 0.05
Free alkali (Na₂SO₃) Assay, %	≤ 0.10	≤ 0.40	≤ 0.80
Sulphate (Na₂SO₄) Assay, %	≤ 2.5	—	—
Chlorides (NaCl) Assay, %	≤ 0.10	—

Packing:

25kg plastic woven bag, 50kg/500kg/1000kg flexible freight bag, or upon clients' demand.

Specifications:

white crystal or powder; pH of aqueous solution: 9-9.5, At 33.4^oC,it solubility is 28%. Density: 2.633(15.4^oC), refracitive index: 1.565; Molecular weight126.04.
H.S code: 283210

Use:

Used as deoxidant and bleaching agent for printing & dyeing industry; also used for paper making, electronic and water treatment industries.

Send your inquiry to Sodium sulfite anhydrous supplier

Company：	Shandong Hailan Chemical Industry Co.,Ltd.
Contact：	Mr Li
Phone：	+86-532-80934385
Mobile phone：	+86-15853656855 18853691103
Fax：	+86-532-5337000
E-mail：	Contact Supplier
Website：	http://www.sdhailanchem.com
Address：	No.18 Lianmeng Road, Houzhen project area ,Shouguang City Shandong Province, China.
Zip Code：	262724