Salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides

HS v2017 Code: 2842

Chapter	Heading	Sub-heading
28	42	n/a

Code	2842
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: Salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides

Child Codes: Salts; of inorganic acids or peroxoacids, other than double or complex silicates, including aluminosilicates, whether or not chemically, excluding azides; Salts of inorganic acids or peroxoacids, double or complex silicates, including aluminosilicates, whether or not chemically defined, excluding azides

Sibling Codes (Nearest 5): Silicates; commercial alkali metal silicates; Borates; peroxoborates (perborates); Salts of oxometallic or peroxometallic acids; Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals; Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes); and their compounds; mixtures and residues containing these products

About salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides

HS code 2842 covers a diverse range of inorganic salts and compounds that have a wide variety of industrial and commercial applications. These salts are essential building blocks for many chemical processes and products, playing a crucial role in industries such as pharmaceuticals, agriculture, and construction. As a key component of the broader chemicals and minerals sector, this code represents an important segment of the global import/export trade.

Production process

The production of the salts and compounds covered under HS code 2842 typically involves various chemical synthesis and purification techniques. Common methods include acid-base reactions, precipitation, crystallization, and filtration. Manufacturers may also utilize thermal treatment, ion exchange, or electrochemical processes depending on the specific compound being produced.

Production inputs

The main inputs required for the production of HS code 2842 items include a range of inorganic raw materials such as acids, bases, and metal compounds. Specialized equipment like reactors, centrifuges, and drying systems are also essential for the manufacturing process. Additionally, energy sources, water, and various reagents are necessary to facilitate the chemical reactions and purification steps.

Production outputs

The salts and compounds classified under HS code 2842 have a diverse range of applications and are often consumed by other industries. These outputs may include 2833 Sulphates; alums; peroxosulphates (persulphates, 2834 Nitrites; nitrates, 2835 (Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined), and 3824 (Prepared binders for foundry moulds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included).

Family tree for salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides

    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/v2017/2842'>2842: Salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides</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/v2017/2843'>2843: Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals</a>"]
A --> BR["<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 --> BS["<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 --> BT["<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 --> BU["<a href='/classifications/hs/v2017/2847'>2847: Hydrogen peroxide; whether or not solidified with urea</a>"]
A --> BV["<a href='/classifications/hs/v2017/2849'>2849: Carbides, whether or not chemically defined</a>"]
A --> BW["<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 --> 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/v2017/284210'>284210: Salts of inorganic acids or peroxoacids, double or complex silicates, including aluminosilicates, whether or not chemically defined, excluding azides</a>"]
B --> CA["<a href='/classifications/hs/v2017/284290'>284290: Salts; of inorganic acids or peroxoacids, other than double or complex silicates, including aluminosilicates, whether or not chemically, excluding azides</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 CA 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