Sodium Sulfite

Sodium Sulfite
Model:-
Brand:-
Origin:Made In China
Category:Chemicals / Inorganic Chemical Materials / Inorganic Salt
Label:Na2SO3 , Purity ( As Na2SO3)
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Product Description

Sodium Sulfite
Specification for Industry Grade and Food Grade:
Item Quality Index
Industry Grade Food Grade
Purity ( As Na2SO3) 96.0% min 98.0% min
Sodium sulphate ( SO4) 2.0% max 1.0% max
Chlorides ( As NaCL) 0.5% max 0.1% max
Arsenic ( As ) - 0.0002% max
Heavy metals ( As Pb ) - 0.0005% max
Iron (Fe) 0.005% max 0.002% max
Water insolubles 0.05% max 0.02% max

Item

Quality Index

Photo Grade

Pharmaceutical Grade

Purity ( As Na2SO3)

98.0% min

98.0% min

Sodium sulphate ( SO4 )

1.0% max

1.0% max

Chlorides ( As CL - )

0.05% max

0.05% max

Arsenic ( As )

0.0002% max

2ppm max

Lead ( As Pb)

0.0005% max

2ppm max

Iron (Fe)

0.001% max

5ppm max

Selenium ( Se)

0.0001% max

1ppm max

Zinc ( Zn)

0.0001% max

1ppm max

Copper ( Cu )

0.0001% max

0.1ppm max

Mercury ( Hg)

0.0001% max  

0.1 ppm max

Sodium Sulfite 1

Member Information

Hebei Sai Xin Imp&Exp Trade Co.,Ltd.
Country/Region:He Bei - China
Business Nature:Manufacturer
Phone:3691648
Contact:Nina (sales)
Last Online:09 Oct, 2011