PPA H3PO3 Chemical Additives Name Phosphorous Acid For Production Fungicides

Additives H3PO3 Chemical Name Phosphorous Acid For The Production Of Fungicides 13598-36-2

Basic Information

Product Parameters

Molecular formula: H3PO3
Molecular weight: 82.00
Appearance: colorless crystal
Relative density: 1.651 (water=1)
Melting point: 74℃
Boiling point: 200°C (decomposition)
Water dissolution test: clear and colorless
Physical and chemical properties: strong hygroscopicity and deliquescence, easily soluble in water and alcohol. It is slowly oxidized to orthophosphoric acid in the air. 180 ℃ decomposed into phosphine and orthophosphoric acid. Corrosive.
Production route: mainly by hydrolysis. It is obtained by hydrolyzing phosphorus trichloride (PCl3), refining by steam, cooling and crystallizing to remove hydrochloric acid and decolorizing.
CAS Number: 13598-36-2
Quality standard: chemical industry standard HG/T 2520-93
Toxicity Protection: See Industrial Phosphoric Acid
Packaging, Storage and Transportation: Three plywood drums for export packaging, lined with two layers of polyethylene plastic bags, with a net weight of 50kg per drum. Polyethylene plastic barrels for domestic sales packaging, net weight 30kg per barrel. Or packed in iron drums lined with two layers of polyethylene plastic bags, with a net weight of 25kg per drum. There should be a clear "Corrosive Substance" mark on the package. It is a Class II inorganic acid corrosion product, and the Dangerous Regulation No.: 93014. It should be stored in a cool, ventilated and dry warehouse. The package is sealed, and it is strictly forbidden to put it upside down when wet, and it cannot be stored and transported together with alkali items, toxic items, H pore forming agents and other corrosive items. It should be protected from rain and sunlight during transportation; ocean transportation cannot be placed on the deck. When loading and unloading, handle it with care, do not roll or turn it upside down, to prevent the package from being damaged. In case of fire, sand and dry powder fire extinguishers can be used to put out the fire.
Hazard overview: This product is non-flammable, corrosive and irritating, and white smoke will emerge at room temperature, which may cause burns to the human body.
Health Hazards: This product is irritating to the respiratory tract. Eye contact can cause burns and permanent damage. Skin contact can cause severe burns.
Environmental Hazards: Harmful to the environment and can cause pollution to water bodies.
Explosion Hazard: This product is non-flammable, corrosive, irritating, and can cause burns to the human body.

Packaging Types

Security Information

Hazardous Shipping Code: UN 2834 8/PG 3
Dangerous Goods Sign: Corrosion
Safety logo: S26S45S36/S37/S39
Hazard identification: R22R35 [3]
Flammability characteristics: flammable in case of H pore-forming agent; decomposes toxic phosphorus oxide fumes when heated

Applications

Used as phosphite raw material
Raw materials for the manufacture of phosphites
For synthetic fibers
It is a chemical additive
It is a pesticide intermediate
Reduction of silver ions (Ag+) to metallic silver (Ag)

Company Profile

Wuxi High Mountain Hi-tech Development Co., Ltd is a professional industrial company engaged in special

chemical production, technology research & development, and import & export. The company focuses on 

the production, trade, and research & development of various chemical products.

Since establishment, the company has been concentrating on constructing an international marketing

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cooperation relationship with numerous large enterprises at home and abroad. Relying on our wide business

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Efficiently treating our customers as partners with sincerity, specialization and satisfaction is our managerial

principle. Attributed to the backup of a dedicated technical team, filled with wide and profound knowledge

and practice in chemicals and world trade for 20 years, the company owns rich experience in product quality

control, technical solution, chemical logistics organization, packaging optimization, port operation, etc., which

accounts for its first-class cost control management and ensures to maintain the overwhelming competitive

advantage over others. In line with the principle of sharing the preferential cost and joint development, the

company has formed an interesting community for years with its customers at home and abroad. Sincerely

to build up a pleasant mutual trust, cooperative, win-win, and value-added sustainable partnership is what

we are achieving to grow together with you!