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Sodium hydrosulfite

Sodium hydrosulfite

Category :

Inorganic chemicals

CAS NO : 7775-14-6
EC NO : 231-890-0
Molecular Formula : Na2O4S2
Main Specifications :
Synonyms : Sodium dithionite hydrate;Sodium hydrosulphite;Sodium dithionite;disodium dithionite;
Sodium hydrosulfite
Molecular Structure:Sodium hydrosulfite 7775-14-6
Product description:
Other name: Sodium Dithionite
Formula: NaO2SSO2Na
Formula weight: 174.11
EINECS CODE 231-890-0
MDL number MFCD00011640
CAS CODE: 7775-14-6

Specifications

Sodium Hydrosulfite
1)Purity:90%88%85%
2)Appearance:White Crystals Powder
3) Packing:50Kg Iron Drum In Blue Color Printed,21.6MT in the 20"GP without pallet.
4)Usage:
Insurance powder is widely used in the textile industry reducing dyeing, printing and reduction cleaning,decoloring and used as silk, wool, nylon and other fabrics bleaching, because it does not contain heavy metals, bleached fabric with bright color, not easy to fade. In material terms, insurance powder can also be used for food bleaching, such as gelatin, sugar, honey, soap, dynamic (plant ) oil, bamboo, the bleaching clay.

Insurance powder can also be used in organic synthesis, such as a dye, medicine production as a reducing agent or bleach, it is most suitable for wood pulp bleaching agent. But in water treatment and control pollution will be many heavy metal ions such as pb2+, bi3+, reduced to the metal, can also be used to preserve food fruit.

5)Specification:

Commodity

Sodium Hydrosulfite

MF

Na2S2O4

CAS NO.

7775-14-6

Inspection date

2012-11-05

ITEM AND RESULT

ITEMS

STANDARD

RESULTS

Na2S2O4(wt%)

≥90.00%

90.8%

Na2S2O5(wt%)

≤7.5%

6.59%

Na2CO3(wt%)

 ≤6%

1.69%

Na2S2O3(wt%)

≤1%

0.17%

Na2SO3(wt%)

≤1%

0.21%

Fe%(ppm)

≤20

15

Water lnsoluble(wt%)

≤0.05%

0.05%

 

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Contact us
Company:
   Shaoxing Eno Environmental Technology Co.,Ltd
Contact:
   Shellywang
Phone:
+86-575-88037520
Mobile phone:
+86-13957519150
Fax:
+86-575-88039037
E-mail:
Contact Supplier
Website:
http://www.enochem.cn
Address:
B502,No.66-9 Jiaoyu Road,Paojiang Industrial Area,Shaoxing City,312000,Zhejiang Province,China
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