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Ningbo Titan Unichem Co., Ltd.
Ningbo Titan Unichem Co., Ltd.

China Sodium Dithionite (CAS 7775-14-6) Sodium Hydrosulfite Na2S2O4 manufacturer

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Sodium Dithionite (CAS 7775-14-6) Sodium Hydrosulfite Na2S2O4 

Price: 100.0 USD 
Payment Terms: T/T,L/C,D/A,D/P;O/A 
Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: TITAN-SODH-2
Production Capacity: 400 Metric Tons per Month
Delivery Date: Prompt shipment within 2 we...
CAS No.: 7775-14-6
Common name: Sodium Hydrosulfite
Appearance: White crystalline powder
Molecular Formula: Na2O4S2
Means of Transport: Ocean,Land
Packing: As per customer's request.
Brand Name: TITAN
Purity: 88% min
EINECS No.: 231-890-0
Melting Point: 300ºC
Molecular Weight: 174.1

Sodium Hydrosulfite (Sodium Dithionite);
Na2O4S2, CAS 7775-14-6;
White crystalline powder;
Moisture sensitive;
Competitive price and good quality.

 Chemical Identification

Common Name:

Sodium Hydrosulfite

Synonyms:

Burmol;

Dithionous acid disodium salt;

Sodium dithionite;

Sodium hydrosulfite;

Sodium hydrosulphite;

Sodium hypodisulfite;

Sodium sulfoxylate;

Vatrolite.

CAS No.:

7775-14-6

EINECS No.:

231-890-0

Appearance:

White crystalline powder

Density:

2.13

Melting Point:

300ºC

Stability:

Stable, but moisture sensitive. 

Incompatible with strong acids, strong oxidizing agents, water, moisture.

Molecular Formula:

Na2O4S2

Molecular Weight:

174.1

Molecular Structure:

 

 Product Information

Specifications:

Product name: Sodium Hydrosulphite

Manufacturer: Ningbo Titan Unichem Co., Ltd.

Items

Specifications

Appearance

White crystalline powder

Na2S2O4

88% min

Fe

20ppm max

Zn

1ppm max

Na2CO3

1.0-5.0%

Other heavy metal (as Pb)

1ppm max

Water Insolubles

0.05% max

Shelf Life

12 month

 

Pictures:

 

Package of Sodium Hydrosulfite from TITAN UNICHEM.

 

Loading of Sodium Hydrosulfite from TITAN UNICHEM.

 

Loading of Sodium Hydrosulfite from TITAN UNICHEM.

 

Loading of Sodium Hydrosulfite from TITAN UNICHEM.

 

Loading of Sodium Hydrosulfite from TITAN UNICHEM.

 

Packaging:

  • Packed in 50kgs iron drums;

  • Package as per customer's request.

Delivery:

  • Prompt shipment within 2 weeks.

Storage & Handling:

  • Keep in closed or covered containers when not in use.

  • Store in cool dry place with adequate ventilation.

  • Store in tightly closed containers.

  • Do not store near oxidants, acids or combustible materials.

Safety Information:

Hazard Class:

4.2

RIDADR:

UN 1384

Packing Group:

II

HS Code:

2831101000

Safety Statements:

S26-S28-S43-S7/8

Risk Statements:

R22;R31;R7

Hazard Codes:

Xn: Harmful

 

 Application

Descriptions:

  • Sodium dithionite is a whitish to light yellow crystalline solid having a sulfur dioxide-like odor.

  • Sodium dithionite spontaneously heats on contact with air and moisture.

  • This heat may be sufficient to ignite surrounding combustible materials.

  • Sodium dithionite is soluble in water.

Uses:

  • It's widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching.

  • It's also used in bleaching paper pulps, especially mechanical pulps, it's the most fittable bleaching agent in pulps.

  • It's used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products.

  • It's used as reducing agent in chemical industry.

  • The food additive grade of Sodium Hydrosulfite is used as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms.

 

Ms. Hannah SUN
skype Ms. Hannah SUN
General Manager
Tel: 86-574-88164570
Fax: 86-574-88226201
Mobile: 86- 136 1659 3691
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Company Info

Ningbo Titan Unichem Co., Ltd. [China (Mainland)]


Business Type:Manufacturer, Trading Company, Agent
City: Ningbo
Province/State: Zhejiang
Country/Region: China (Mainland)

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