Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
Model No.: 85%/88%/90%
Brand: Jinhe
Type: Sodium Sulfate
Appearance: White Crystalline Powder
Grade Standard: Industrial Grade
MOQ: 1FCL
Product Name:: Sodium Hydrosulphite
Model No: 85%/88%/90%
CAS No: 7775-14-6
EC NO: 231-890-0
UN NO: 1384
Chemical Formula: Na2S2O4
Quality Standard: HG/T2074—2011
Packing: 50kg Drum
Packaging: in 50kg iron drum
Productivity: 100000ton
Transportation: Ocean,Land,Air
Place of Origin: China
Supply Ability: 100000ton
Certificate: ISO, SGS, BV
HS Code: 283110100
Port: Qingdao,Tianjin,Shanghai
Payment Type: L/C,T/T
Incoterm: FOB,CFR,CIF,EXW,FCA,CPT,CIP
Sodium dithionite can also be used for Water Treatment, gas purification, cleaning, and stripping. It can also be used in industrial processes as a sulfonating agent or a sodium ion source. In addition to the textile industry, this compound is used in industries concerned with leather, foods, polymers, photography, and many others. Its wide use is attributable to its low toxicity LD50 at 5 g/kg, and hence its wide range of applications. It is also used as decolourising agent in organic reactions.
Molecular formula: Na2S2O4
Appearance: Sodium hydrosulfite is also known as sodium dithionite, and is white crystalline powder or yellowish. It is soluble in sodium hydroxide solution and slightly soluble in ethanol.Powdered anhydrous sodium hydrosulfite with a small amount of water may ignite in air by the heat of decomposition.
Product specifications:
INDEX | 90% | 88% | 85% | Food Grade |
Na2S2O4 | ≥90% | ≥88% | ≥85% | ≥85% |
Fe | ≤20ppm | ≤20ppm | ≤20ppm | ≤20ppm |
Zinc(Zn) | ≤1ppm | ≤1ppm | ≤1ppm | ≤1ppm |
Other heavy metal | ≤1ppm | ≤1ppm | ≤1ppm | ≤1ppm |
Water Insolubles | ≤0.05% | ≤0.05% | ≤0.05% | ≤0.05% |
Shelf Life(month) | 12 | 12 | 12 | 12 |
Application:
1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching.
2. It is also used in bleaching paper pulps, especially mechanical pulps, it’s the most fitable bleaching agent in pulps.
3. It is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products.
4. It is used in mineral, the compound of thiourea and other sulphides.
5. It is used as reducing agent in chemical industry.
6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative in dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms.
Packing: 50kg net in iron drums with double inner polybags.
We are Jinhe Enterprise Co., Limited, Pigment&Dye manufacturing enterprise since 1998, We often supply Titanium Dioxide, Iron oxide, Carbon Black to paint factory, brick factory, rubber factory as well as some distributors or importers, through many years development, we also focus on Leather and textile Manufacturing and Exporting, for example,Sodium Hydrosulfite, Potassium Hydroxide, Basic Chrome Sulphate, Formic ACID, Acetic Acid Glacial, Oxalic Acid, Sodium Formate etc, pls contact me freely.
Product Categories : Sodium Hydrosulfite
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
Fill in more information so that we can get in touch with you faster
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.