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Zibo Qingxin Chemicals Co., Ltd.

Phosphorous Acid 98 99% Low Price, Phosphorous Acid Good Price, Phosphorous Acid Factory Direct Supply manufacturer / supplier in China, offering Industrial Grade Phosphorous Acid Low Price, Industrial Grade White Crystalline Powder Melamine 99.8%, Fully Refined Paraffin Wax 58/60 for Candle Making and so on.

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Industrial Grade Phosphorous Acid Low Price

FOB Price: US $1,050 / Ton
Min. Order: 20 Tons
Min. Order FOB Price
20 Tons US $1,050/ Ton
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Production Capacity: 5000mt in Per Month
Transport Package: 25kg/50kg in Per Bag, or as Your Request
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: industrial grade phosphorous acid
  • Appearance: Powder
  • Acid Strength: Strong Acid
  • Quality: Tech Grade
  • Oxidation: Oxidizing Acid
  • Stability: Labile Acid
  • Molecular Weight: 81.99
  • Einecs No.: 233-663-1
  • Specification: CE, RoHS, SGS, GMP, ISO
  • Classification: Phosphorous Acid
  • Grade Standard: Reagent Grade
  • Kind: Inorganic Acid
  • Packaging: Paper Bag
  • Volatility: Volatile Acid
  • CAS No.: 13598-36-2
  • Density: 1.65
  • Trademark: QX
  • Origin: Shandong, China
Product Description
industrial grade phosphorous acid Low price


Product Name:Phosphorous Acid 
Other Names: orthophosphorus acid 
H3PO3
Phosphorous Acid
 
Product name: Phosphorous acid

Synonymy

Phosphonous acid

M.Formula

H3PO3

CAS No.

13598-36-2

EINECS

237-066-7

M.W

82.00g/mol

Specific Gravity @ 25 C

1.651g/cm3

 
Phosphorous acid Specification: 

      Test/Property     

                   Specification

 

98.5

99

Appearance

White Crystal

White Crystal

Assay (H3PO3)

98.5% Min

99% Min

Phosphate (PO4)  

0.2% Max

0.2% Max

Sulfate (SO4)

30ppm Max

30ppm Max

Iron (Fe)

20ppm Max

15ppm

Chloride (Cl)

0.01% Max

0.01% Max

Oder

No

No

Phosphorous acid Use
 
1.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.
2.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.
 
Package
In 25kg pp woven bag, total 20-22mt/20'FCL palletized.
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