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Sodium Metabisulfite

Inquiry
  Post Date: May 20,2017
  Expiry Date: Nov 16,2017
  Detailed Description: Cas No. :7681-57-4 Quantity: 1000Metric Tons
Specs:min97.5%
Price:380 USD Metric Tons
Payment Method: 30%T/T and the balance after the fax of B/L

97% Industry Grade Sodium metabisulphite

Detailed description

 

1,Specification For Food Grade and Industry Grade:

Item

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)

0.001%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:

Cinformed with FCC V and E223 

Standard2

 2,

 

Photo Grade and Pharmaceutical Grade

Item

Quality Index

Pharmaceutical Grade

Photo Grade

Purity(As Na2S2O5)

98%min

98%min

Sulfur Dioxide(SO2)

65.0%min

65.0%min

Thiosulphate(As so2)

0.05%max

0.05%max

Chloride(As CL-)

30 ppm max

50 ppm max

Arsenic(As)

1 ppm max

1 ppm max

Lead(Pb)

1 ppm max

2 ppm max

Copper(Cu)

1 ppm max

1 ppm max

Iron(Fe)

5 ppm max

5 ppm max

Mercury(Hg)

0.1 ppm max

1 ppm max

Chromium(Cr)

1 ppm max

-

Selenium(Se)

1 ppm max

5 ppm max

Zinc(Zn)

1 ppm max

1 ppm max

Cadium(Cd)

1 ppm max

-

Nickel(Ni)

1 ppm max

-

Na2SO3+Na2SO4

1.5% max

-

PH value

4.0-4.8

4.0-4.8

Remark

Conformed with USP standard

 

 Package

 

1.package in 25/50kag woven bag

 .jpg3.jpg

2. package in  1000kg big bag

 362127033_724.jpg2.jpg

COA TEST REPORT

 

 

 

      ITEM 

Quality  Index

STANDARD

result

Na2S2O5

(calculated by dry base) %

≥96.5

97.2

Fe

(calculated by dry base) %

≤0.003

0.0009

 Water insoluble matter

(calculated by dry base) %

≤0.05

0.002

Have metal

(calculated by dry base) %

≤0.005

0.004

ARSENIC 

 (calculated by dry base) %

≤0.0001

0.0001

PH(5% water soluble)

4.72

Package and Trade mark

By woven plastic bag out , and white 

plastic bag inner

Result

qualified

Remark

 

we attend the 110th China  Cafe Fair,Main products:sodium nitrite,

sodium nitrate,Sodium metabisulphite

 FILE0755.JPG

Indonesia customers visiting our factory for the Sodium

 metabisulphite order on 16th,NOV,2011

 IMG_2152.JPG

  CAS Registry Number:

7681-57-4
  Synonyms: ;Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade);
  Molecular Formula: Na2S2O5
  Molecular Weight: 190.1065
  Molecular Structure: 7681-57-4 Sodium metabisulfite
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R31:;
R41:;
  Safety Description: S26:;
S39:;
S46:;

  Company: Shouguang Yujing Business & Trade Co. Ltd.     [ China ]        
  Contact: Ms Eileen Yang
  Tel: 86-18866719295
  Fax: 86-536-5787617
  Email: sales@yjchem.cn
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