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Phosphorous Acid

Properties: Achromatic crystal,density1.65g/m3,better hygroscopi- city,dissolved easily in the water,has corrosive characteristics.Melting poin 73℃,boiling point 200℃,relative density1.65.

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Summary：Properties: Achromatic crystal,density1.65g/m3,better hygroscopi- city,dissolved easily in the water,has corrosive characteristics.Melting poin 73℃,boiling point 200℃,relative density1.65.

产品描述

Parameters

Name of Product：Phosphorous Acid

CAS NO.: 13598-36-2

Molecular Formula: H₃PO₃

Molecular Weight: 81.99

Structural Formula:

Properties: Achromatic crystal,density1.65g/m3,better hygroscopi- city,dissolved easily in the water,has corrosive characteristics.Melting poin 73℃,boiling point 200℃,relative density1.65.

Quality Index (The Chemistry Industry HG/T2520-93Standards of the Peoples’ Republic of China)

Inspection Items	The degree of the products
Inspection Items	Best Grade Products	Best Grade Products	First grade products
Main contents(counted with H₃PO₃)	99	98.5	98
Iron(counted with Fe)	0.001	0.0015	0.0020
Chloride(counted with C1)	0.008	0.01	0.01
Sulfate(counted with SO₄)	0.001	0.002	0.002
Phosphate(counted with PO₄)	0.1	0.2	0.2
Complexion	White crystal	White crystal	White crystal
Water solution experiments	Clear and achromatic	Clear and achromatic	Clear and achromatic

Package: Generally using paperboard barred with plastic bag or using plastic weave or Kraft bag with plastic bag inside,net weight 25kgs.

Functions: Raw material of the manufacture for phosphite and plastic

stabilizers.Reducing agent in chemical reaction,and being used in synthesizing fiber and agro-chemicals industry.

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Properties: Colorless & inflammable volatile liquid,aromatic odor,melting point -80℃,boiling point 54.3℃,relative density 0.917(20℃),refractive index 1.3598(20℃),flash point -20℃,consulate in ethanol,ether, freely soluble in acetone,solubility in water 11.8g/100ml.

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Phosphorous Acid

Properties: Achromatic crystal,density1.65g/m3,better hygroscopi- city,dissolved easily in the water,has corrosive characteristics.Melting poin 73℃,boiling point 200℃,relative density1.65.

More