Import-Export Bulletin Board  

ZHEJIANG ZENGXIN CHEMISTRY CO.,LTD

No.6 Pingqiao Industrial Zone
Tiantai, Zhejiang 317203
China

Tel: 0086 576 3670511
Fax: 0086 576 3661745
Website: https://www.made-in-china.com/showroom/ARLENELZH

Contact: Mr. Lin Zhuhong, Assistant Manager
Email: Send Inquiry


Type of Business: Manufacturer, Exporter
Employees: 120
Year Established: 1997
Annual Sales Volume: less than $1M
Harmonized System Codes: 2835 2842 2931

Business Message

Product 1: Sodium Hypophosphite

Abbreviation :SHPP/HYPO

Structural formula : NaH2PO2 .H2O

CAS Number: 10039-56-2

Specification :
NaH2PO2 .H2O 102-103%
Na2HPO3 0.3% Max
Ca . 10ppm Max
So4 50ppm Max
Fe 2ppm Max
Cl 30ppm Max
PH 6-8 (In 5% aqueous solution)

Packing : in 25KG kraft paper bags inner coated with PE film ,inner lined with PP bags.

Main Applications:

Chemical plating agent:
It is used as agent to plate large sized equipment or small object that is unable to get plated or nonmetal materials that need to be coated with metal on surface.

This product can be used as preservative and bacterinostasis function. It can preserve fruits, vegetables and fresh cut flowers, as well as meat, poultry and fish. It can also be used as food additive.

Water treatment:
It is used to prepare various industrial corrosion-resistance agents and oil field fouling-resistance agents and boiler water additive of foodstuff industry.

It can be used as catalyst and stabilizer to prepare polyamide and high polymer polyamide and accelerate chemical reaction. It can also be used as stabilizer of chemical reaction to bleach mechanical pulp and used as stabilizer of superoxide.

It is used as antioxygen, decoloration-resistance agent, dispersant agent and air refresher and deodorizer. used in fabric finishing and pharmaceutical industries.


Product 2: Tetrakis(hydroxymethyl)phosphonium sulfate

Abbreviation : THPS

Structural formula : [(CH2OH)4P]2SO4

CAS Number: 55566-30-8

Specification :

1. ASSAY: 75% Min

2. ACTIVE PHOSPHOROUS: 11.0% MIN

3. APPEARANCE: COLOURLESS TO CLEAR LIGHT YELLOW LIQUID

4. SEPCIFIC GRAVITY AT 25DEG C: 1.30~1.40g/ml

5. VISCOSITY AT 20DEG C: 30~40CP(mPa.s)

6. PH: 3~4

Packing: In 250KG plastic drums.

Main Applications:

THPS is mainly used as water treatment agent (biologic bactericide), and it is widely used in the following industries:

1. Oilfield industry

2. Paper manufacturing industry

3. Industrial cooling water system

4. Other environmental protection industry

In 1997, the product passed the attestation in the United States of America and was formally put into use in the field of environmental protection. In the same year, it was awarded with American Green Chemicals Award.

For long time, the treatment of sewage water has been the problem difficult to resolve in a proper way in the oil field and paper-making industries, because in the sewage water, some bacteria will automatically propagate, which will consume certain substances in sewage water and produce toxic gas such as phosphureted hydrogen and black precipitation. This will bring us great trouble for sewage disposal. Before this product was launched in industry application, no other sewage disposal agent was able to solve effectively the problem caused thereof. However in certain severely contaminated water areas, when it is treated with the product, the harmful bacteria are sterilized quickly, the sewage water became transparent and clear quickly, which met the sewage discharge standard for direct discharge outside. At the same time, the product itself soon degraded to nontoxic materials and dissolved in water. It can be said that THPS has filled the blank in sewage disposal industry.


Product 3: Tetrakis(hydroxymethyl)phosphonium chloride

Abbreviation :THPC

Structural formula: [(CH2OH)4P] Cl

CAS Number: 124-64-1

Specification :
1. ASSAY: 75%

2. APPEARANCE: CLEAR LIGHT YELLOW LIQUID

3. SEPCIFIC GRAVITY AT 25DEG C: 1.25~1.35g/ml

4. VISCOSITY AT 20DEG C: 10~20CP(mpa.s)

5. PH: 3.0~4.0

Packing: in 250 KG plastic drums.

Main applications:
THPC is a flame retardant material with wide range of applications and of great use. It is applicable to inflaming retarding of textile cotton cloth, powder, painting and coating materials. Now it is more widely used in building materials, furniture and other fields.Also a broad spectrum disinfectant and act as chemical intermiedates.


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