Phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined

HS v2017 Code: 283510

About phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined

HS code 283510 covers a group of chemical compounds known as phosphinates (hypophosphites) and phosphonates (phosphites). These substances play a crucial role in various industrial processes and applications, making them an important part of the broader chemical industry. Their versatility and widespread use across sectors such as agriculture, pharmaceuticals, and construction contribute to their significance within the global economy.

Production process

The production of phosphinates and phosphonates typically involves a series of chemical reactions and purification processes. The key steps often include the reaction of phosphorus-containing compounds with other reagents, followed by separation, filtration, and crystallization or other purification techniques to obtain the desired end products.

Production inputs

The main inputs required for the production of HS code 283510 items include various phosphorus-containing raw materials, such as phosphoric acid, phosphorus trichloride, or phosphorus pentoxide. Additionally, the manufacturing process may require other chemicals, catalysts, and specialized equipment like reactors, distillation columns, and crystallization units.

Production outputs

The primary outputs of this industry are the phosphinate and phosphonate compounds, which find applications in a wide range of industries. These compounds may be used as intermediates in the production of 283519 phosphinates and phosphonates, not elsewhere specified, 291920 phosphoric esters and their salts, and 284800 phosphides, whether or not chemically defined, among other related products.

Revisions to 283510

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 283510. The most recent 1 version of this code (283510) is in the HS v2022 system:

This page shows a legacy version of code 283510 ( HS v2017).

Family tree for phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined

    graph LR
    A["<a href='/classifications/hs/v2017/28'>28: Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes</a>"]
A --> B["<a href='/classifications/hs/v2017/2835'>2835: Phosphinates (hypophosphites), phosphonates (phosphites), and phosphates; and polyphosphates, whether or not chemically defined</a>"]
B --> C["<a href='/classifications/hs/v2017/283510'>283510: Phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined</a>"]

    B --> D["<a href='/classifications/hs/v2017/283522'>283522: Phosphates; of mono- or disodium, whether or not chemically defined</a>"]
B --> E["<a href='/classifications/hs/v2017/283524'>283524: Phosphates; of potassium, whether or not chemically defined</a>"]
B --> F["<a href='/classifications/hs/v2017/283525'>283525: Phosphates; calcium hydrogenorthophosphate (dicalcium phosphate), whether or not chemically defined</a>"]
B --> G["<a href='/classifications/hs/v2017/283526'>283526: Phosphates; of calcium n.e.c. in item no. 2835.25, whether or not chemically defined</a>"]
B --> H["<a href='/classifications/hs/v2017/283529'>283529: Phosphates; (other than of mono- or disodium, other than of potassium or of calcium hydrogenorthophosphate (dicalcium phosphate) and excluding other phosphates of calcium), whether or not chemically defined</a>"]
B --> I["<a href='/classifications/hs/v2017/283531'>283531: Polyphosphates; sodium triphosphate (sodium tripolyphosphate), whether or not chemically defined</a>"]
B --> J["<a href='/classifications/hs/v2017/283539'>283539: Polyphosphates; other than sodium triphosphate (sodium tripolyphosphate), whether or not chemically defined</a>"]

    

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