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Home > products > Special Reagent > 7757 83 7 Sodium Meta Bi Sulphate For Adhesive / Concrete Admixture

7757 83 7 Sodium Meta Bi Sulphate For Adhesive / Concrete Admixture

Product Details

Place of Origin: China

Brand Name: Y&X

Certification: ISO9001

Model Number: Sodium Metabisulfite

Payment & Shipping Terms

Minimum Order Quantity: 1

Price: US$ 2500-40000/piece

Payment Terms: T/T

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7757 83 7 sodium meta bi sulphate

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concrete admixture sodium meta bi sulphate

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adhesive cas 7757 83 7

Type:
Stock Price Sodium Metabisulfite For Adhesive/Concrete Admixture
Abbreviation:
SMBS
Grade Standard:
Food, Industrial Grade
Other Name:
Sodium Pyrosulfite
Transport Package:
25kgs/Bag, 27 Tons/20′ FCL
Color:
White Powder
Advantage:
Stock Price
Purity:
90%~99%
Type:
Stock Price Sodium Metabisulfite For Adhesive/Concrete Admixture
Abbreviation:
SMBS
Grade Standard:
Food, Industrial Grade
Other Name:
Sodium Pyrosulfite
Transport Package:
25kgs/Bag, 27 Tons/20′ FCL
Color:
White Powder
Advantage:
Stock Price
Purity:
90%~99%
7757 83 7 Sodium Meta Bi Sulphate For Adhesive / Concrete Admixture

Stock Price Sodium Metabisulfite for Adhesive/Concrete Admixture


Sodium metabisulfite (Na2S2O5), is an inorganic compound, is white or yellow crystal, with a strong pungent odor, soluble in water, aqueous solution is acidic, and strong acid contact is released sulfur dioxide and the corresponding salts generated for a long time in the air, then oxidation into sodium sulfate, sodium metabisulfite can not be long time to store.

 

Product Informations:

CAS No.

7681-57-4

EINECE

231-673-0

HS CODE

2832100000

MOLECULAR FORMULA

Na2S2O5


Specifications:
1) Food Grade

Items

Specifications

Typical Analysis

Colour

/

White or yellowish

White

State

/

Crystalline powder

Crystalline powder

Na2S2O5

(%)

96.5 Min.

97.1

Fe

(%)

0.003 Max

0.0021

Clarity

/

Passed

Passed

As

(ppm)

1.0 Max

0.85

Heavy Metal(as Pb)

(ppm)

5.0 Max

0.04

2) Industrail Grade

Items

Specifications

Typical Analysis

Na2S2O5

(%)

96.5 Min.

96.83

Fe

(%)

0.003 Max

0.0006

As

(ppm)

1.0 Max

0.8

Heavy Metal(as Pb)

(ppm)

5.0 Max

2.0

Remarks:

1. Packing: plastic woven bag with PE liner.

2. Utilizes China National Standard GB1893-2008.

 

Packing :
25kg /50kg /1000kg plastic woven bag, or as per customer demanding.

 

Usage:

Chemical industry
It is used for the production of insurance powder, sulfamethazine, analgin, caprolactam, etc., as well as the purification of phenylpropane sulfone and benzaldehyde. The photographic industry is used as a fixative for the fixer. The perfume industry is used to produce vanillin. Used as a preservative for brewing industry, a rubber coagulant and a bleaching agent for cotton bleaching. Organic intermediates, dyes, and tanning are used as reducing agents for electroplating, wastewater treatment in oil fields, and as a mineralizer for mines.
industry
It is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments; as a preservative, bleaching agent and loosening agent in food processing.
Used as a chemical reagent
(Printing and dyeing, photography, etc.), used as bleach mordant, reducing agent rubber coagulant, also used in organic synthetic pharmaceuticals and spices.

7757 83 7 Sodium Meta Bi Sulphate For Adhesive / Concrete Admixture 0