Specification :

Product Details Classification Sulphate
Type Sodium Metabisulfite
CAS No. 7681-57-4
Other Names sodium pyrosulfite
MF Na2S2O5
Grade Standard Agriculture Grade, Electron Grade, Food Grade, Industrial Grade, Medicine Grade, Reagent Grade, chemical
Purity 97% / 99%
Appearance White or slightly yellowish
Application waste water treatment
Model Number Na2S2O5

Product Name sodium metabisulfite
Product Keyword sodium metabisulfite

Product Photo
Listing Description Sodium Pyrosulfite
Molecular Fomular: Na2S2O5
Molecular Weight: 190.10
Detailed Description Name
sodium Metabisulphite

Chemical Formula

Na2s2o5

SPECIFICATIONs

Testing Items
Standard

Sodium Metabisulphite
Na2S2O5 %
98

Sodium Metabisulphite
( as SO2) % e
65

Iron Content % d
0.001

Water insoluble % d
0.02

pH Value PH
4.0-4.8

Heavy Metal( as Pb)
% d
0.0005

AS % d
0.0002

CERTIFICATE OF ANALYSIS

Date: JUN 10, 2009

Test Item
Standard Request.
Results of Test
Individual Result

Appearance
White or light yellow
crystalline powder
Meet the demand
Pass

Content ( Na2S2O5% )
e97%
97.65%
Pass

SO2%
e65%
65.82%
Pass

Fe%
d0.005%
0.002%
Pass

Insoluble substance
in water%
d0.05%
0.01%
Pass

Heavy metal ( Pb) %
d0.002%
0.001%
Pass

As%
d0.0002%
0.0002%
Pass

PH
4.0-4.6
4.4
Pass

P acking: in 25kg net PP woven bag with PE inner.

Min. Order Quantity 25 Ton/ Tons
Minimum Order Quantity, Others N/ A
FOB Price USD 250~ 290 / Ton
Payment Terms L/ C D/ A D/ P T/ T Western Union MoneyGram
Payment Terms, Others caSH/ tt
Production Capacity 1000 Ton/ Tons / Month
Capability, others N/ A
Packaging Details ( 1) in 25kg net PP woven bag with PE inner
( 2) AS REQUEST OF CLIENTS
( 3) exporting standard

Delivery Time WITHIN 15DAYS AFTER RECEIVING THE DEPOSIT TT L/ C