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96% SMBS Na2S2O5 technical grade sodium metabisulfite

96% SMBS Na2S2O5 technical grade sodium metabisulfite

96% SMBS Na2S2O5 technical grade sodium metabisulfite
96% SMBS Na2S2O5 technical grade sodium metabisulfite96% SMBS Na2S2O5 technical grade sodium metabisulfite96% SMBS Na2S2O5 technical grade sodium metabisulfite96% SMBS Na2S2O5 technical grade sodium metabisulfite96% SMBS Na2S2O5 technical grade sodium metabisulfite
CategoriesSodium metabisulfite
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ModelSodium Metabisulphite
Place of OriginHunan, China (Mainland)
Brand nameRongda
Mol wt190.10
TypeDyestuff Intermediates, Flavor & Fragrance Intermediates, Syntheses Material Intermediates
Melting point300℃
Hs code28321000
Density1.48
Other applicationwater treatment
Application2Printing and Dyeing Fertilizer
Shipping time7-15days after ordering
Unit PriceUS $ 308-315 / metric ton
FOB portYichang etc.
Terms of PaymentL/C, D/P, Western Union, T/T
Update Time2019-03-24
Detail Information

96% sodium metabisulphite

 

1. Chemical formula:Na2S2O5
2. Standard:Industrial Grade:HG/T2826—2008,Food Grade:GB1893—
2008
 

3. Physical appearance:White or slightly yellow crystal powder.

4. Product Specification:


Item

Index

Technical Grade

Food Grade

 

Special

First

Na2S2O5              %   ≥

96.5

95.0

96.5

Iron (Fe)               ≤

50ppm

100ppm

30ppm

Clear degree

Through the test 

Water-fast material      %  ≤

0.05

0.05

Heavy metal(Pb)     %  ≤

5ppm

Arsenic(As)             ≤

1ppm

1ppm


ItemStandardResult
Na2S2O597%min97.27%
Heavy Metals0.0015%max≤0.001%
Arsenic0.0002%max≤0.0002%
Iron0.0050%max≤0.0020%
Water insoluble0.05%max≤0.01%
PH value4-4.64.5

 

5. Package:Compound plastic woven bag with polyethylene liner, net weight 25kg or 50kg each.

 


6. Notice: Store it in aeration and shady place . Not put it together with strong acids, oxidants. Avoid the 
wrappage being perforated and prevent from water and moisture when conveyed.  Exposure to moisture
 will make it to be oxidized easily to release SO2. Do not store it for long time. 


7. Aplication: Bleaching agent for textiles.  Dechlorination agent for Bleached textiles. Bleaching agent 
for paper pulps. Bactericide and antiseptic in food industries. Disposal agent for waste water,etc.


Pictures:


 

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