sodium metabisulfite Antioxidants Chinese manufacture supplier

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  • >=25 Metric Tons
    US $290.00
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Overview
Quick Details
Classification:
Sulphate
Type:
Sodium Metabisulfite
CAS No.:
7681-57-4
Other Names:
Sodium Pyrosulfite
MF:
Na2S2O5
EINECS No.:
231-673-0
Place of Origin:
Shandong, China (Mainland)
Grade Standard:
Agriculture Grade, Electron Grade, Industrial Grade
Purity:
98%min
Appearance:
White crystalline powder
Application:
printing and dyeing mordant
Brand Name:
AGING
Model Number:
SMS
So2:
65%min
Water insoluble matte:
≤0.05% max
PH value:
4-8
Iron(Fe:
0.002% max
Supply Ability
Supply Ability:
30000 Metric Ton/Metric Tons per Month
Packaging & Delivery
Packaging Details
Packed in plastic woven bags lined with polyethylene plastic bags, each bag has a net weight of 25kg or 50kg.
Port
QINGDAO
Lead Time :
Quantity(Metric Tons) 1 - 200 >200
Est. Time(day) 3 To be negotiated

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1.INTRODUCE 

Sodium metabisulfite is a white or yellow crystalline powder or small crystal with a strong SO2 odor, the specific gravity is 1.4, soluble in water, and the aqueous solution is acidic. When it is in contact with a strong acid, it releases SO2 to form a corresponding salt.  

2.specification 

Appearance :White or slightly yellow crystalline powder or small crystal

Solid content :≥97%

So2 :≥65%

Water insoluble matter :≤0.05%

PH value :4-4.8

Iron(Fe):≤0.002%

tem

Quality Index

Food Grade

Industry Grade

Purity ( As Na2S2O5)

98.0% min

96.0% min

Sulfur Dioxide( SO2)

65.0% min

65.0% min

Arsenic ( As )

0.0002% max

-

Heavy metals ( As Pb )

0.0005% max

-

Selenium (Se )

0.0005% max

-

Iron (Fe)

0.001% max

0.002% max

Water insoluble

0.02% max

0.05% max

PH value :

4.0-4.8

4.0-4.8

Remark :

Conformed with FCC V and E 223 Standard

3.USAGE:

1.The Industrial grade:can be used as the printing and dyeing mordant; fabric bleaching dechlorination agent

2.It Can be used as Bamboo, wood, paper fiber bleach;

3.It can be used as Non-ferrous metal ore dressing agent;

4.It Can be used as Wastewater treatment agent; rubber coagulant;

5.In The perfume industry is used as a hydrocarbon-based perfume aldehyde;

6.Used in the leather industry as a depilatory, softener and anti-wear agent;

7.In Photosensitive industry can be used as a reducing agent for developers, a protective agent for fixing solution

8 The food grade sodium metabisulfite can be used in food processing as the food additives

4.Packing and shipping

1.Packed in plastic woven bags lined with polyethylene plastic bags, each bag has a net weight of 25kg or 50kg.

2.It should be stored in a cool, dry warehouse. The package is sealed and protected from air oxidation.

3. It is strictly forbidden to store and transport with acids, oxidants and harmful toxic substances.   4.This product has a shelf life of 6 months from the date of production.

  Transportation matters

5.During transportation, it should be protected from exposure, rain and high temperature. The vehicle should be thoroughly cleaned after transportation. 

5.PHOTO:

natri-metabisulfite.jpgjombo packing.JPG (1).JPG

6.CONTACT :

Tesia Yang

 

Aging Chemical professional 

Hubei Aging Chemical CO Ltd 

Tel:   (86) 27 87056469 Ext 8207  Fax:(86)27 87056406

Mobile: 0086- 13237171381 

Email: tesia at aging-chem.com

SKYPE:tesialiu 

Wechat ID :tesiayang0123