ISO certificate highest quality sodium hydrosulfite
ISO certificate highest quality sodium hydrosulfite
ISO certificate highest quality sodium hydrosulfite

ISO certificate highest quality sodium hydrosulfite

USD $980 - $1,260 /Metric Ton

Min.Order:10 Metric Tons

Supply Ability:
4500 Metric Ton / Metric Tons per Month
Port:
China main port
Payment Terms:
T/T Credit Card

Quick Details View All >

CAS No.:
7775-14-6
Other Names:
sodium hydrosulfite
MF:
Na2S2O4
EINECS No.:
234-394-2
Purity:
85%/88%/90%
Place of Origin:
Henan, China

Zhengzhou Mahaco Commercial Co., Ltd.

Business Type: Trading Company
Zhengzhou Henan China
Main Products: PAC ,Detergent chemicals ,Water treatment chemicals ,Cleaning chemicals ,Machines

Product Details

 

 

 

ISO certificate highest quality sodium hydrosulfite

 

 

 

Purity:85%/88%/90% 

MF: Na2S2O4

Hazardous Classification:4.2          

UN No.:1384      

HS Code:28311000

 

 

Description of sodium hydrosulfite:

 

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.

 

 

Specification of sodium hydrosulfite:

 

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 of sodium hydrosulfite: 

 

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 

 

Packing of sodium hydrosulfite:

 

Sodium hydrosulfite is packed in 50kg iron drums,21MT/20'FCL,or according to your request.

 

 

sodium hydrosulfite

 ISO certificate highest quality sodium hydrosulfiteISO certificate highest quality sodium hydrosulfiteISO certificate highest quality sodium hydrosulfite

 

Contact Supplier

Ms. Anny Yang Sale Manager Chat Now
Telephone
86-371-55805997
Address
No. 2 7 ,New East Industrial Zone,Zhengzhou Zhengzhou,Henan

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