Zouping Changshan Zefeng Fertilizer Co., Ltd.

97% Sodium Sulfite Anhydrous Na2so3, Sodium Sulfite, Sodium Hydroxide manufacturer / supplier in China, offering 97% Sodium Sulfite Anhydrous Na2so3, Diammonium Phosphate 18-46-0 DAP Fertilizer Prices, Industrial Grade White Calcium Carbonate and so on.

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97% Sodium Sulfite Anhydrous Na2so3

FOB Price:US $435 - 450 / Ton
Purchase Qty. (Tons) FOB Price
1-24 US $450 / Ton
25+ US $435 / Ton
Get Latest Price
Min. Order: 1 Ton
Production Capacity: 8000 Metric Ton/Metric Tons Per Year
Transport Package: 25kg/50kg Compound Plastic Woven Bag
Payment Terms: L/C, T/T, Western Union

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Basic Info.

Model NO.:CAS No.: 7757-83-7
Type:Sodium Sulfite
Appearance:Powder
Grade Standard:Industrial Grade
Hs Code:28321000
Trademark:DH
Specification:98%, 97%, 96%, 90%
Origin:China
HS Code:283210000

Product Description

Items:  97% sodium sulfite anhydrous na2so3
Molecular Formula: Na2SO3
Molecular Weight: 126.04
Purity: 93%, 96%, 97%
CAS No.: 7757-83-7
Appearance: white crystalline powder

SPECIFICATION

Item

Grade

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

-

 

Packaging Detail :
1.25kg/50kg compound plastic woven bag with inner polythene liner ,1000kg Jumbo bags
2.Any other particular requirements to the package can be discussed
 
Application:
1.Bleaching agent for paper pulps
2.Waste water treatment
3.Reducing and sulphonating agent for chemical synthesis
4.Bleaching agent for textiles
5.Colors stripper and deoxidization
6.Floating agent for mining industr
7.Auxiliary chemical in tanning process
 
Storage & handling:
Store the product in a cool and dry place, avoid contacting sunshine, water and moisture, avoid contacting with strong acid, oxidants or poisonous substances. Exposure to moisture will make it oxidized easily to be sodium sulphate. Do not store for a long time.
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Zouping Changshan Zefeng Fertilizer Co., Ltd.

- Shandong, China
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