Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849

HS v2017 Code: 2850

Chapter	Heading	Sub-heading
28	50	n/a

Code	2850
Version	HS v2017
Hierarchy Level	4
Datasource	WCO
Chapter	28

Ancestor Codes: Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes

This Code: Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849

Child Codes: Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849

Sibling Codes (Nearest 5): Compounds, inorganic or organic, of rare-earth metals; of yttrium or of scandium or of mixtures of these metals; Hydrogen peroxide; whether or not solidified with urea; Carbides, whether or not chemically defined; Inorganic or organic compounds of mercury, excluding amalgams, whether or not chemically defined; Phosphides, chemically defined or not, not ferrophosphorus; other inorganic compounds n.e.c. (including distilled, conductivity water and water of like purity); liquid air, rare gases removed or not; compressed air; amalgams, not precious metal amalgams

About hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849

HS code 2850 covers a diverse range of inorganic chemical compounds, including hydrides, nitrides, azides, silicides, and borides. These specialized materials play a crucial role in various industries, from electronics and aerospace to energy production and chemical processing. Their unique properties, such as high thermal stability, hardness, and electrical conductivity, make them indispensable in many technological applications that drive economic growth and innovation.

Production process

The production of the compounds covered under HS code 2850 typically involves complex chemical synthesis processes. Common techniques include high-temperature reactions, electrochemical deposition, and specialized vapor deposition methods. Depending on the specific compound, the production process may require carefully controlled environments, such as inert atmospheres or vacuum conditions, to ensure the desired purity and crystal structure of the final product.

Production inputs

The main inputs required for the production of HS code 2850 compounds include a variety of raw materials, such as elemental metals, gases, and other inorganic precursors. Specialized equipment, such as furnaces, reactors, and deposition chambers, is also essential for the manufacturing process. Additionally, skilled personnel with expertise in materials science, chemistry, and engineering are crucial for the successful production of these advanced materials.

Production outputs

The compounds covered under HS code 2850 find applications in a wide range of industries. For example, hydrides are used in hydrogen storage and fuel cells, while nitrides are employed in cutting tools, wear-resistant coatings, and semiconductor devices. Silicides are utilized in high-temperature electronics, and borides are valued for their hardness and thermal stability, making them suitable for applications in 6804 Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials and 8207 Tools for working in the hand, pneumatic, hydraulic or with self-contained electric or non-electric motor, and parts thereof.

Family tree for hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849

    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/v2017/2850'>2850: Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849</a>"]

    A --> C["<a href='/classifications/hs/v2017/2801'>2801: Fluorine, chlorine, bromine and iodine</a>"]
A --> D["<a href='/classifications/hs/v2017/2802'>2802: Sulphur; sublimed or precipitated, colloidal sulphur</a>"]
A --> E["<a href='/classifications/hs/v2017/2803'>2803: Carbon; carbon blacks and other forms of carbon n.e.c.</a>"]
A --> F["<a href='/classifications/hs/v2017/2804'>2804: Hydrogen, rare gases and other non-metals</a>"]
A --> G["<a href='/classifications/hs/v2017/2805'>2805: Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury</a>"]
A --> H["<a href='/classifications/hs/v2017/2806'>2806: Hydrogen chloride (hydrochloric acid); chlorosulphuric acid</a>"]
A --> I["<a href='/classifications/hs/v2017/2807'>2807: Sulphuric acid; oleum</a>"]
A --> J["<a href='/classifications/hs/v2017/2808'>2808: Nitric acid; sulphonitric acids</a>"]
A --> K["<a href='/classifications/hs/v2017/2809'>2809: Diphosphorus pentoxide; phosphoric acid and polyphosphoric acids</a>"]
A --> L["<a href='/classifications/hs/v2017/2810'>2810: Oxides of boron; boric acids</a>"]
A --> M["<a href='/classifications/hs/v2017/2811'>2811: Inorganic acids and other inorganic oxygen compounds of non-metals; n.e.c. in heading no. 2806 to 2810</a>"]
A --> N["<a href='/classifications/hs/v2017/2812'>2812: Halides and halide oxides of non-metals</a>"]
A --> O["<a href='/classifications/hs/v2017/2813'>2813: Sulphides of non-metals; commercial phosphorus trisulphide</a>"]
A --> P["<a href='/classifications/hs/v2017/2814'>2814: Ammonia; anhydrous or in aqueous solution</a>"]
A --> Q["<a href='/classifications/hs/v2017/2815'>2815: Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash) peroxides of sodium or potassium</a>"]
A --> R["<a href='/classifications/hs/v2017/2816'>2816: Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides of strontium or barium</a>"]
A --> S["<a href='/classifications/hs/v2017/2817'>2817: Zinc; oxide and peroxide</a>"]
A --> T["<a href='/classifications/hs/v2017/2818'>2818: Aluminium oxide (including artificial corundum); aluminium hydroxide</a>"]
A --> U["<a href='/classifications/hs/v2017/2819'>2819: Chromium oxides and hydroxides</a>"]
A --> V["<a href='/classifications/hs/v2017/2820'>2820: Manganese oxides</a>"]
A --> W["<a href='/classifications/hs/v2017/2821'>2821: Iron oxides and hydroxides; earth colours containing 70% or more by weight of combined iron evaluated as Fe2o3</a>"]
A --> X["<a href='/classifications/hs/v2017/2822'>2822: Cobalt oxides and hydroxides; commercial cobalt oxides</a>"]
A --> Y["<a href='/classifications/hs/v2017/2823'>2823: Titanium oxides</a>"]
A --> Z["<a href='/classifications/hs/v2017/2824'>2824: Lead oxides; red lead and orange lead</a>"]
A --> BA["<a href='/classifications/hs/v2017/2825'>2825: Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides</a>"]
A --> BB["<a href='/classifications/hs/v2017/2826'>2826: Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts</a>"]
A --> BC["<a href='/classifications/hs/v2017/2827'>2827: Chlorides; chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides</a>"]
A --> BD["<a href='/classifications/hs/v2017/2828'>2828: Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites</a>"]
A --> BE["<a href='/classifications/hs/v2017/2829'>2829: Chlorates and perchlorates; bromates and perbromates; iodates and periodates</a>"]
A --> BF["<a href='/classifications/hs/v2017/2830'>2830: Sulphides; polysulphides whether or not chemically defined</a>"]
A --> BG["<a href='/classifications/hs/v2017/2831'>2831: Dithionites and sulphoxylates</a>"]
A --> BH["<a href='/classifications/hs/v2017/2832'>2832: Sulphites; thiosulphates</a>"]
A --> BI["<a href='/classifications/hs/v2017/2833'>2833: Sulphates; alums; peroxosulphates (persulphates)</a>"]
A --> BJ["<a href='/classifications/hs/v2017/2834'>2834: Nitrites; nitrates</a>"]
A --> BK["<a href='/classifications/hs/v2017/2835'>2835: Phosphinates (hypophosphites), phosphonates (phosphites), and phosphates; and polyphosphates, whether or not chemically defined</a>"]
A --> BL["<a href='/classifications/hs/v2017/2836'>2836: Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate</a>"]
A --> BM["<a href='/classifications/hs/v2017/2837'>2837: Cyanides, cyanide oxides and complex cyanides</a>"]
A --> BN["<a href='/classifications/hs/v2017/2839'>2839: Silicates; commercial alkali metal silicates</a>"]
A --> BO["<a href='/classifications/hs/v2017/2840'>2840: Borates; peroxoborates (perborates)</a>"]
A --> BP["<a href='/classifications/hs/v2017/2841'>2841: Salts of oxometallic or peroxometallic acids</a>"]
A --> BQ["<a href='/classifications/hs/v2017/2842'>2842: Salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides</a>"]
A --> BR["<a href='/classifications/hs/v2017/2843'>2843: Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals</a>"]
A --> BS["<a href='/classifications/hs/v2017/2844'>2844: Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes); and their compounds; mixtures and residues containing these products</a>"]
A --> BT["<a href='/classifications/hs/v2017/2845'>2845: Isotopes other than those of heading no. 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined</a>"]
A --> BU["<a href='/classifications/hs/v2017/2846'>2846: Compounds, inorganic or organic, of rare-earth metals; of yttrium or of scandium or of mixtures of these metals</a>"]
A --> BV["<a href='/classifications/hs/v2017/2847'>2847: Hydrogen peroxide; whether or not solidified with urea</a>"]
A --> BW["<a href='/classifications/hs/v2017/2849'>2849: Carbides, whether or not chemically defined</a>"]
A --> BX["<a href='/classifications/hs/v2017/2852'>2852: Inorganic or organic compounds of mercury, excluding amalgams, whether or not chemically defined</a>"]
A --> BY["<a href='/classifications/hs/v2017/2853'>2853: Phosphides, chemically defined or not, not ferrophosphorus; other inorganic compounds n.e.c. (including distilled, conductivity water and water of like purity); liquid air, rare gases removed or not; compressed air; amalgams, not precious metal amalgams</a>"]

    B --> BZ["<a href='/classifications/hs/v2017/285000'>285000: Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849</a>"]


    %% Color coordination by level

    classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px
    classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



  %% Apply classes
  class A level2
class B level4
class C level4
class D level4
class E level4
class F level4
class G level4
class H level4
class I level4
class J level4
class K level4
class L level4
class M level4
class N level4
class O level4
class P level4
class Q level4
class R level4
class S level4
class T level4
class U level4
class V level4
class W level4
class X level4
class Y level4
class Z level4
class BA level4
class BB level4
class BC level4
class BD level4
class BE level4
class BF level4
class BG level4
class BH level4
class BI level4
class BJ level4
class BK level4
class BL level4
class BM level4
class BN level4
class BO level4
class BP level4
class BQ level4
class BR level4
class BS level4
class BT level4
class BU level4
class BV level4
class BW level4
class BX level4
class BY level4
class BZ level6

  class B highlight

  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
  %% class J,K,L,M,N,O,P level3
  %% class B highlight