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Hefei TNJ Chemical Industry Co., Ltd.

Phosphorous Acid, 7664-38-2, CAS 7664-38-2 manufacturer / supplier in China, offering Buy Phosphorous Acid CAS 7664-38-2 Cheap, Nickel Oxide Nickelous Oxide CAS 1313-99-1, Factory Suppliers Ethyleneurea CAS 120-93-4 and so on.

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Buy Phosphorous Acid CAS 7664-38-2 Cheap

FOB Price: US $1-10 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1-10/ Piece
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Production Capacity: 2000mt/Year
Transport Package: 25kg Bag
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: TNJ 7664-38-2
  • Appearance: Liquid
  • Acid Strength: Strong Acid
  • Quality: Tech Grade
  • Element: Monobasic Acid
  • Volatility: Volatile Acid
  • Assay (H3po3): 98.5% Min
  • Sulfate (So4): 30ppm Max
  • Chloride (Cl): 0.01% Max
  • Trademark: TNJ
  • Origin: China
  • Classification: Boric Acid
  • Grade Standard: Reagent Grade
  • Kind: Inorganic Acid
  • Packaging: Paper Bag
  • Oxidation: Oxidizing Acid
  • Stability: Stabilized Acid
  • Phosphate (Po4): 0.2% Max
  • Iron (Fe): 20ppm Max
  • Oder: No
  • Specification: 25kg bag
  • HS Code: 2802000000
Product Description
Product Information
Chemical Name        Phosphorous Acid
CAS #                 13598-36-2
Formula                H3PO3
Synonym Orthophosphorous acid; Phosphorousacidcrystalline; Phosphonic acid


Physical Properties
Appearance: White crystalline solid
Molecular Weight: 82
Density: 1.651
Boiling Point: 200ºC
Melting Point: 73ºC
Flash Point: 200°C
Storage Temperature: 0-6°C
Solubility: 310 g/100 mL in water; Soluble in alcohol

Specification 
Grade98.5%99%
AppearanceWhite CrystalWhite Crystal
Assay (H3PO3)98.5% Min99% Min
Phosphate (PO4)0.2% Max0.2% Max
Sulfate (SO4)30ppm Max30ppm Max
Iron (Fe)20ppm Max15ppm Max
Chloride (Cl)0.01% Max0.01% Max
OderNoNo 


Application
- In industry and agriculture
The most important use of phosphorous acid is the production of phosphonates which are used in water treatment. Phosphorous acid is also used for preparing phosphite salts, such as potassium phosphite. 
- As a chemical reagent
Phosphorous acid is used in chemical reactions as a reducing agent that is somewhat less vigorous than the related hypophosphorous acid. 


Packing
25kg bag, 25mt per 20FCL container..

.. Storage & Handling
Phosphorous Acid can be stored at room temperature (max. 25ºC) in the unpened original containers for at least 3 years. 
The storage temperature should be kept below 25 25ºC


About us
Hefei TNJ Chemical Industry Co., Ltd., established in 2001, is a key chemical manufacturer and supplier in China. 

In 2001, three young chemists from a local large state-owned chemical factory established TNJ Chemical by starting from producing PVP products. By taking advantage of technology innovation, TNJ made fast and steady development in PVP. Meanwhile, in order to further enhance comprehensive competence, TNJ begun to seek for products diversity and invested more chemical lines to meet market demands. Up to 2015, TNJ owns key products of more than 60 which covers four fields: Chemicals, Food, Pharmaceutical and Personal care. 

Through over 15 years of development, TNJ has become an international and diversified modern chemical company. About 60% of our products are exported to overseas which turns over about 20 Million US dollars per year. In 2015, TNJ was awarded as the top 10 exporting giants in Anhui province. 

TNJ always adheres to harmonious development. Beyond the economic success, TNJ focuses on environmental protection and social development. In TNJ, all aspects strictly comply with environmental protection standard and regulation set by State Environmental Protection Department of China. As a responsible company, TNJ contributes to social development by producing high-quality assured chemicals and creating more and more jobs. TNJ is also committed to charity annually including supporting students from poor families to continue education etc. 

We believe in Better Chemicals, Better Future. We are on the way to become a responsible world-class chemical company through innovation and stable development. 
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