| Model: | 7757-83-7 |
|---|---|
| Brand: | hbocean |
| Origin: | Made In China |
| Category: | Chemicals / Inorganic Chemical Materials / Inorganic Salt |
| Label: | Sodium sulfite , 7757-83-7 |
| Price: |
¥1
/ pc
|
| Min. Order: | 1 pc |
| Last Online:09 Oct, 2015 |
Specifications
1.Sodium Sulfite Factory direct sales
2.Package:in 25kg/50kg big bag
3. best quality at competitive price
4. best after-sales service
5. high-integrity
Detailed Product Description
97% Industrial Grade Sodium Sulfite
1.Color: White crystalline powder
2.Purity: 97%
3.Packing:25kg/50kg bag or as per customer's request.
97% Industrial Grade Sodium Sulfite
Property: Name: High Purity Sodium Sulfite( Industrial Grade)
Physical and chemical properties: White crystalline or powder form; triangular prism crystal shape; alkaline water solution with pH at 9 – 9.5; The highest water solubility is about 28% with temperature at 33.4°C. When exposed to air, it is oxidized to form sodium sulfate. When heated to high temperature, it decomposes to form sodium sulfide; Density: 2.633(15.4°C), Refractive Index: 1.565; Molecular Weight: 126.04.
500kg/1000kg/1100kg/1200kg jumbo bag or as per the buyer's requirement.
Specification :
|
Commodity |
Anhydrous Sodium Sulfite |
MF |
Na2SO3 |
||
|
CAS NO. |
7757-83-7 |
Inspection date |
2013-02-25 |
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|
ITEM AND RESULT |
|||||
|
ITEMS |
STANDARD |
RESULTS |
|||
|
Na2So3 % |
≥97.00% |
97.09% |
|||
|
FE% |
≤0.003% |
0.0025% |
|||
|
Insoluble solid in water% |
≤0.02% |
0.01% |
|||
|
Na2Co3% |
≤0.1% |
0.10% |
|||
|
Na2So4% |
≤2.5% |
2.5% |
|||
|
NaCl% |
≤0.1% |
0.1% |
|||
|
Appearance |
White crystals or crystalline powder |
QUALIFIED |
|||
Application:
It is used in dyeing industry as deoxidizer and bleaching agent for a variety of cotton fabric treating and scouring, which can prevent fabrics from local oxidation and deterioration of fibre strength. In photographic industry it is used as a reagent. In organic industry it is used as reducing agent in production of m-phenylenediamine, 25 - bared oxazolone, amino salicylic acid, etc. Textile industry uses it as a stabilizer for synthetic fibre. Other applications include various uses in paper mills, electronic industry, water treatment, etc.
Factory infoemation:
1.Factory Size(Sq.Meters):150000 square meters
2.Factory Location:houzhen project area,shouguang city,weifang city ,China
3.Number of Production line : 4
4.Number of R&D Staff: 5-10 people
5.Number of QC people:5-10 people
6.Contract: OEM Service Offered
Storage :Keep in a tightly closed container, stored in a cool, dry, ventilated area.
Protect against physical damage and moisture. Isolate from any source of heat or ignition.
Avoid storage on wood floors.
