Sodium Hydrosulfite
Sodium Hydrosulfite
Sodium Hydrosulfite
Sodium Hydrosulfite

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Sodium Hydrosulfite

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Model No. : sodium hydrosulfite 85%,88% and 90%
Brand Name : MAHACO

Product description

[Description] Sodium hydrosulfite is a kind of white sand crystallization or light yellow powder chemicals, melting point 300 ℃ (decomposition), ignition temperature 250 ℃, insoluble in ethanol, soluble in sodium hydroxide solution,and will burn a strong reaction when meeting with water.     Hazardous Classification:4.2          UN No.:1384       HS Code:28311000     [Specification]

Index

Specification

Na2S2O4

85%

88%

90%

Iron(Fe)

≤20ppm

≤20ppm

≤20ppm

Zinc(Zn)

≤1ppm

≤1ppm

≤1ppm

Solution appearance

clear

clear

clear

EDTA

/

/

/

Arsenic(AS)

/

/

/

Other heavy metal(As Pb)

/

/

/

Formate

/

/

/

Water insoluble

≤0.05%

≤0.05%

≤0.05%

                          [Application]  1,Widely used in printing and dyeing industry,such as cotton fabrics dyeing auxiliary, silk fabric bleaching.   2,Used as bleaching agent in paper industry   3,Used as bleaching agent,antiseptic agent and antioxidant agent in food industry   4,Used as bleaching agent for soap,oil esters,pulp in light industry   5,Used for producing rongalite,sodium thiosulfate,thiourea,sulfur,benzoic acid,six O(medical),synthetic dyes,also      used copperplate printing,analytical reagent in the chemical industry,etc   6,Used as reducing agent in printing and dyeing industry    [Package] Packed in 50kg iron drum, one 20 feet container can hold 21 tons.   If you are interested in our sodium hydrosulfite, please do not hesitate to contact with us, we will reply you in 24 hours.
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