hot sales! Phosphorous acid 98.5% H3PO3 CAS NO. 13598-36-2

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US $1,410-1,430 / Metric Tons | 20 Metric Ton/Metric Tons (Min. Order)
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Overview
Quick Details
Classification:
Phosphorous Acid
CAS No.:
13598-36-2
Other Names:
hydrogen phosphonate
MF:
H3PO3
EINECS No.:
237-066-7
Place of Origin:
China (Mainland)
Grade Standard:
Agriculture Grade, Industrial Grade
Purity:
98%min
Appearance:
Colorless or light yellow crystals
Application:
educing agent, nylon whitener
Brand Name:
fengda
Model Number:
98.5%min
Supply Ability
Supply Ability:
10000 Metric Ton/Metric Tons per Year
Packaging & Delivery
Packaging Details
Packing: In 25kg plastic woven bag.
Port
China main port
Lead Time :
prompt shipment

 

Molecular Formula: H3PO3

Molecular Weight: 82

Hazard Class: 8

UN No.: 2834

IMDG CODE: 81502

CAS No.: 10294-56-1

Water Solubility Test : Clear and colorless

Property:  

Colorless or light yellow crystals. Specific gravity is 1.651(21.2℃), melting point:73.6℃,boiling point is 200℃ (decomposed),with deliquescence, soluble in water easily soluble in alcohol.. It’ll be gradually oxidized to phosphoric acid. When it’s heated to over 180 ℃, it’ll decompose to phosphoric acid and hydrogen phosphate.

Specification:  

ItemIndex
Main Content98.5% Min
Fe0.005% Max
Chloride0.01% Max
Phosphate0.2% Max
Sulfate0.01% Max

 

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Usage:    

It is applied for reducing agent, nylon whiten agent, plastic stabilizer, synthetic fiber, phosphoric acid salt and agricultural pesticide intermediate etc.

Packing:    

In 25kg plastic woven bag.

Dangerous regulating No.93005 second class inorganic acid corrosion chemicals.

Packing Group: III